NPORT-EX 2 NPORT_8140680716387763.htm iShares Factors US Small Blend Style ETF

Schedule of Investments (unaudited)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  

Common Stocks

    
Aerospace & Defense — 0.3%            

Aerojet Rocketdyne Holdings Inc.(a)

    143     $ 7,557  

Aerovironment Inc.(a)

    52       4,519  

Ducommun Inc.(a)

    102       5,477  

Park Aerospace Corp.

     87       1,167  
   

 

 

  
      18,720  
Air Freight & Logistics — 0.4%            

Air Transport Services Group Inc.(a)

    232       7,271  

Atlas Air Worldwide Holdings Inc.(a)

    127       6,927  

Forward Air Corp.

     41       3,150  

Hub Group Inc., Class A(a)

    105       5,985  
   

 

 

  
        23,333  
Airlines — 0.2%            

SkyWest Inc.

     245       9,876  
   

 

 

  
Auto Components — 0.2%            

Adient PLC(a)

    12       417  

Dana Inc.

     55       1,074  

Visteon Corp.(a)

    20       2,510  

Workhorse Group Inc.(a)(b)

    178       3,521  

XPEL Inc.(a)

    113       5,826  
   

 

 

  
      13,348  
Banks — 3.9%            

1st Source Corp.

     179       7,214  

Atlantic Capital Bancshares Inc.(a)

    234       3,725  

BancFirst Corp.

     244       14,323  

Bank of NT Butterfield & Son Ltd. (The)

     103       3,209  

BankUnited Inc.

     182       6,330  

Brookline Bancorp. Inc.

     187       2,251  

Camden National Corp.

     63       2,254  

Cathay General Bancorp.

     472       15,194  

Central Pacific Financial Corp.

     602       11,444  

CIT Group Inc.

     349       12,529  

City Holding Co.

     134       9,320  

Community Trust Bancorp. Inc.

     137       5,076  

Dime Community Bancshares Inc.

     375       5,914  

Enterprise Financial Services Corp.

     9       314  

First BanCorp./Puerto Rico

     1,059       9,764  

First Commonwealth Financial Corp.

     517       5,656  

First Financial Bankshares Inc.

     369       13,348  

First Financial Corp./IN

     101       3,924  

Flushing Financial Corp.

     306       5,092  

Fulton Financial Corp.

     46       585  

Great Southern Bancorp. Inc.

     240       11,736  

Independent Bank Corp./MI

     181       3,343  

International Bancshares Corp.

     35       1,310  

Investors Bancorp. Inc.

     690       7,286  

Lakeland Financial Corp.

     101       5,411  

National Bank Holdings Corp., Class A

     313       10,254  

NBT Bancorp. Inc.

     416       13,354  

OFG Bancorp.

     953       17,669  

Park National Corp.

     60       6,301  

Peapack Gladstone Financial Corp.

     16       364  

Preferred Bank/Los Angeles CA

     74       3,735  

ServisFirst Bancshares Inc.

     9       363  

Stock Yards Bancorp. Inc.

     192       7,772  

Tompkins Financial Corp.

     6       424  

Trustmark Corp.

     124       3,386  

Washington Trust Bancorp. Inc.

     67       3,002  
Security   Shares     Value  
Banks (continued)            

Westamerica Bancorp.

     109     $ 6,027  
   

 

 

  
        239,203  
Beverages — 0.2%            

Celsius Holdings Inc.(a)

    116       5,836  

Coca-Cola Consolidated Inc.

     16       4,260  

National Beverage Corp.

     32       2,717  

Primo Water Corp.

     60       941  
   

 

 

  
      13,754  
Biotechnology — 9.1%            

Affimed NV(a)

    428       2,491  

Agenus Inc.(a)

    1,755       5,581  

Akebia Therapeutics Inc.(a)

    144       403  

Amicus Therapeutics Inc.(a)

    336       7,758  

AnaptysBio Inc.(a)

    149       3,204  

Anavex Life Sciences Corp.(a)

    643       3,472  

Anika Therapeutics Inc.(a)

    34       1,539  

Annexon Inc.(a)

    25       626  

Apellis Pharmaceuticals Inc.(a)

    102       5,834  

Arcturus Therapeutics Holdings Inc.(a)

    103       4,468  

Arcus Biosciences Inc.(a)

    88       2,284  

Arena Pharmaceuticals Inc.(a)

    20       1,537  

Arrowhead Pharmaceuticals Inc.(a)

    281       21,561  

Athersys Inc.(a)

    2,865       5,014  

BioCryst Pharmaceuticals Inc.(a)(b)

    671       4,999  

Biohaven Pharmaceutical Holding Co. Ltd.(a)

    74       6,343  

Bioxcel Therapeutics Inc.(a)

    184       8,501  

Black Diamond Therapeutics Inc.(a)

    235       7,532  

Blueprint Medicines Corp.(a)

    137       15,365  

BrainStorm Cell Therapeutics Inc.(a)

    509       2,303  

CareDx Inc.(a)

    49       3,550  

Catalyst Pharmaceuticals Inc.(a)

    1,195       3,991  

CEL-SCI Corp.(a)(b)

    70       816  

ChemoCentryx Inc.(a)

    257       15,913  

Chimerix Inc.(a)

    538       2,599  

Coherus Biosciences Inc.(a)

    416       7,230  

Corbus Pharmaceuticals Holdings Inc.(a)

    2,265       2,831  

Cue Biopharma Inc.(a)

    410       5,129  

Cytokinetics Inc.(a)

    481       9,995  

CytomX Therapeutics Inc.(a)

    481       3,151  

Deciphera Pharmaceuticals Inc.(a)

    45       2,568  

Denali Therapeutics Inc.(a)

    240       20,102  

Dermtech Inc.(a)

    530       17,193  

Dicerna Pharmaceuticals Inc.(a)

    466       10,266  

Eagle Pharmaceuticals Inc./DE(a)

    93       4,331  

Editas Medicine Inc.(a)(b)

    266       18,649  

Emergent BioSolutions Inc.(a)(b)

    126       11,290  

Enanta Pharmaceuticals Inc.(a)

    82       3,452  

Esperion Therapeutics Inc.(a)(b)

    257       6,682  

Fate Therapeutics Inc.(a)

    137       12,457  

FibroGen Inc.(a)

    210       7,789  

Frequency Therapeutics Inc.(a)

    69       2,433  

G1 Therapeutics Inc.(a)

    34       612  

Geron Corp.(a)

    819       1,302  

Halozyme Therapeutics Inc.(a)

    568       24,259  

Harpoon Therapeutics Inc.(a)

    83       1,379  

iBio Inc.(a)(b)

    2,447       2,569  

ImmunoGen Inc.(a)

    217       1,400  

Inovio Pharmaceuticals Inc.(a)(b)

    407       3,602  

Insmed Inc.(a)

    74       2,463  
 

 

 

  1

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Biotechnology (continued)            

Intercept Pharmaceuticals Inc.(a)

    116     $ 2,865  

Invitae Corp.(a)

    64       2,676  

Ironwood Pharmaceuticals Inc.(a)

    762       8,679  

IVERIC bio Inc.(a)

    303       2,094  

Karuna Therapeutics Inc.(a)

    28       2,845  

Karyopharm Therapeutics Inc.(a)(b)

    205       3,173  

Kodiak Sciences Inc.(a)

    44       6,464  

Kura Oncology Inc.(a)

    32       1,045  

Ligand Pharmaceuticals Inc.(a)

    40       3,978  

Mersana Therapeutics Inc.(a)

    49       1,304  

Minerva Neurosciences Inc.(a)

    235       550  

Mirati Therapeutics Inc.(a)

    84       18,450  

NantKwest Inc.(a)

    36       480  

Natera Inc.(a)

    207       20,601  

Neoleukin Therapeutics Inc.(a)(b)

    213       3,003  

NeuBase Therapeutics Inc.(a)

    948       6,627  

Nkarta Inc.(a)

    15       922  

Novavax Inc.(a)

    125       13,939  

Organogenesis Holdings Inc.(a)

    1,622       12,214  

Passage Bio Inc.(a)(b)

    115       2,941  

PDL BioPharma Inc.(a)

    479       1,183  

Pfenex Inc.

     108       81  

Prothena Corp. PLC(a)

    49       588  

PTC Therapeutics Inc.(a)

    49       2,990  

Puma Biotechnology Inc.(a)(b)

    344       3,529  

Radius Health Inc.(a)

    349       6,233  

REGENXBIO Inc.(a)

    219       9,934  

Rigel Pharmaceuticals Inc.(a)

    1,462       5,117  

Sangamo Therapeutics Inc.(a)

    231       3,605  

Seres Therapeutics Inc.(a)

    255       6,248  

Spectrum Pharmaceuticals Inc.(a)

    167       569  

Syndax Pharmaceuticals Inc.(a)

    69       1,535  

Syros Pharmaceuticals Inc.(a)

    176       1,910  

TG Therapeutics Inc.(a)(b)

    301       15,658  

Travere Therapeutics, Inc.(a)

    327       8,912  

Twist Bioscience Corp.(a)

    27       3,815  

Ultragenyx Pharmaceutical Inc.(a)

    102       14,120  

Vanda Pharmaceuticals Inc.(a)

    494       6,491  

Vaxcyte Inc.(a)

    96       2,551  

Veracyte Inc.(a)

    66       3,230  

Vericel Corp.(a)

    223       6,886  

Xencor Inc.(a)

    283       12,347  
   

 

 

  
        553,200  
Building Products — 2.0%            

Advanced Drainage Systems Inc.

     25       2,089  

Alpha Pro Tech Ltd.(a)

    646       7,203  

Builders FirstSource Inc.(a)(b)

    604       24,649  

CSW Industrials Inc.

     124       13,877  

Gibraltar Industries Inc.(a)

    182       13,093  

Griffon Corp.

     315       6,420  

Masonite International Corp.(a)

    40       3,934  

Quanex Building Products Corp.

     619       13,723  

Resideo Technologies Inc.(a)

    69       1,467  

Simpson Manufacturing Co. Inc.

     167       15,606  

UFP Industries Inc.

     323       17,943  
   

 

 

  
      120,004  
Capital Markets — 4.2%            

Artisan Partners Asset Management Inc., Class A

     369       18,575  

Assetmark Financial Holdings Inc.(a)

    384       9,293  
Security   Shares     Value  
Capital Markets (continued)            

B. Riley Financial Inc.

     239     $ 10,569  

BrightSphere Investment Group Inc.

     836       16,118  

Cohen & Steers Inc.

     223       16,569  

Cowen Inc., Class A

     114       2,963  

Diamond Hill Investment Group Inc.

     56       8,359  

Donnelley Financial Solutions Inc.(a)

    20       339  

Federated Hermes Inc.

     625       18,056  

Greenhill & Co. Inc.

     727       8,826  

Houlihan Lokey Inc.

     320       21,514  

Moelis & Co., Class A

     375       17,535  

Oppenheimer Holdings Inc., Class A, NVS

     385       12,100  

Piper Sandler Cos.

     335       33,801  

PJT Partners Inc., Class A

     247       18,587  

Stifel Financial Corp.

     361       18,216  

StoneX Group Inc.(a)

    13       753  

Virtus Investment Partners Inc.

     4       868  

Waddell & Reed Financial Inc., Class A

     940       23,942  
   

 

 

  
        256,983  
Chemicals — 0.7%            

Advanced Emissions Solutions Inc.

     588       3,234  

Avient Corp.

     69       2,779  

FutureFuel Corp.

     34       432  

Hawkins Inc.

     132       6,905  

Ingevity Corp.(a)

    81       6,134  

Innospec Inc.

     69       6,261  

Koppers Holdings Inc.(a)

    227       7,073  

Kraton Corp.(a)

    23       639  

Tredegar Corp.

     233       3,891  

Tronox Holdings PLC, Class A(a)

    320       4,679  
   

 

 

  
      42,027  
Commercial Services & Supplies — 3.0%            

ACCO Brands Corp.

     666       5,628  

Brady Corp., Class A, NVS

     413       21,815  

Brink’s Co. (The)

     53       3,816  

Cimpress PLC(a)(b)

    98       8,598  

Covanta Holding Corp.

     377       4,950  

Deluxe Corp.

     484       14,133  

Ennis Inc.

     828       14,780  

Harsco Corp.(a)

    259       4,657  

Herman Miller Inc.

     305       10,309  

HNI Corp.

     70       2,412  

Interface Inc.

     287       3,013  

Kimball International Inc., Class B

     567       6,776  

Knoll Inc.

     251       3,685  

McGrath RentCorp

     224       15,030  

Montrose Environmental Group Inc.(a)

    1,052       32,570  

Pitney Bowes Inc.

     481       2,963  

SP Plus Corp.(a)

    85       2,450  

Steelcase Inc., Class A

     742       10,054  

Tetra Tech Inc.

     128       14,820  
   

 

 

  
      182,459  
Communications Equipment — 1.0%            

Acacia Communications Inc.(a)

    48       3,502  

ADTRAN Inc.

     166       2,452  

Calix Inc.(a)

    331       9,850  

Cambium Networks Corp.(a)

    126       3,160  

Comtech Telecommunications Corp.

     53       1,097  

Extreme Networks Inc.(a)

    1,143       7,875  

Harmonic Inc.(a)

    830       6,134  
 

 

 

2  

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Communications Equipment (continued)            

NetScout Systems Inc.(a)

    330     $ 9,049  

Viavi Solutions Inc.(a)(b)

    968       14,496  
   

 

 

  
      57,615  
Construction & Engineering — 1.4%            

Aegion Corp.(a)

    34       646  

API Group Corp.(a)(c)

    275       4,991  

Arcosa Inc.

     205         11,261  

Comfort Systems USA Inc.

     183       9,637  

EMCOR Group Inc.

     251       22,956  

Great Lakes Dredge & Dock Corp.(a)

    831       10,944  

IES Holdings Inc.(a)

    97       4,466  

MasTec Inc.(a)(b)

    195       13,295  

Northwest Pipe Co.(a)

    301       8,518  
   

 

 

  
      86,714  
Construction Materials — 0.1%            

Forterra Inc.(a)

    219       3,766  
   

 

 

  
Consumer Finance — 1.6%            

Encore Capital Group Inc.(a)

    190       7,400  

Enova International Inc.(a)

    572       14,168  

EZCORP Inc., Class A, NVS(a)

    171       819  

Green Dot Corp., Class A(a)

    197       10,993  

Navient Corp.

     4,734       46,488  

Nelnet Inc., Class A

     114       8,121  

Prog Holdings Inc.

     165       8,889  
   

 

 

  
      96,878  
Containers & Packaging — 0.4%            

Greif Inc., Class A, NVS

     107       5,016  

Myers Industries Inc.

     1,041       21,632  
   

 

 

  
      26,648  
Distributors — 0.1%            

Core-Mark Holding Co. Inc.

     104       3,055  
   

 

 

  
Diversified Consumer Services — 0.9%            

American Public Education Inc.(a)

    128       3,902  

Collectors Universe Inc.

     205       15,457  

Houghton Mifflin Harcourt Co.(a)

    346       1,152  

Perdoceo Education Corp.(a)

    2,054       25,942  

Strategic Education Inc.

     42       4,004  

Stride Inc.(a)

    160       3,397  

WW International Inc.(a)(b)

    111       2,708  
   

 

 

  
      56,562  
Diversified Financial Services — 0.2%            

A-Mark Precious Metals Inc.

     173       4,437  

Banco Latinoamericano de Comercio Exterior SA, Class E

     391       6,190  

Cannae Holdings Inc.(a)

    77       3,409  
   

 

 

  
      14,036  
Diversified Telecommunication Services — 0.7%            

Alaska Communications Systems Group Inc.

     2,771       10,225  

Cogent Communications Holdings Inc.

     137       8,202  

Consolidated Communications Holdings Inc.(a)

    841       4,112  

IDT Corp., Class B(a)

    557       6,885  

Liberty Latin America Ltd., Class A(a)

    328       3,651  

Liberty Latin America Ltd., Class C, NVS(a)

    191       2,118  

Ooma Inc.(a)

    516       7,430  

Vonage Holdings Corp.(a)

    83       1,069  
   

 

 

  
      43,692  
Electric Utilities — 0.3%            

PNM Resources Inc.

     338       16,403  
Security   Shares     Value  
Electric Utilities (continued)            

Portland General Electric Co.

     102     $ 4,363  
   

 

 

  
        20,766  
Electrical Equipment — 1.2%            

American Superconductor Corp.(a)

    19       445  

Atkore International Group Inc.(a)

    302       12,415  

Orion Energy Systems Inc.(a)(b)

    1,269       12,525  

Plug Power Inc.(a)

    534       18,108  

Powell Industries Inc.

     284       8,375  

Sunrun Inc.(a)

    204       14,154  

Vicor Corp.(a)

    56       5,164  
   

 

 

  
      71,186  
Electronic Equipment, Instruments & Components — 1.5%  

ePlus Inc.(a)

    8       704  

Fabrinet(a)

    4       310  

Fitbit Inc., Class A(a)

    889       6,045  

II-VI Inc.(a)

    62       4,710  

Insight Enterprises Inc.(a)

    156       11,870  

Intellicheck Inc.(a)

    107       1,220  

Itron Inc.(a)

    51       4,891  

Knowles Corp.(a)

    228       4,202  

Luna Innovations Inc.(a)

    1,090       10,769  

Napco Security Technologies Inc.(a)

    113       2,963  

Novanta Inc.(a)

    59       6,975  

OSI Systems Inc.(a)

    110       10,254  

Sanmina Corp.(a)

    355       11,321  

TTM Technologies Inc.(a)

    198       2,731  

Vishay Intertechnology Inc.

     388       8,036  

Vishay Precision Group Inc.(a)

    82       2,581  
   

 

 

  
      89,582  
Energy Equipment & Services — 0.5%            

Archrock Inc.

     972       8,418  

Aspen Aerogels Inc.(a)

    379       6,325  

DMC Global Inc.

     93       4,022  

Helix Energy Solutions Group Inc.(a)

    280       1,176  

Patterson-UTI Energy Inc.

     779       4,098  

Transocean Ltd.(a)

    1,698       3,922  
   

 

 

  
      27,961  
Entertainment — 0.1%            

Glu Mobile Inc.(a)

    379       3,415  

Liberty Media Corp.-Liberty Braves, Class A(a)

    16       398  

LiveXLive Media Inc.(a)

    1,177       3,860  
   

 

 

  
      7,673  
Equity Real Estate Investment Trusts (REITs) — 4.3%  

Alexander’s Inc.

     8       2,219  

American Assets Trust Inc.

     23       664  

American Finance Trust Inc.

     832       6,182  

CatchMark Timber Trust Inc., Class A

     672       6,290  

Centerspace

     21       1,483  

Colony Capital Inc.

     2,832       13,622  

Columbia Property Trust Inc.

     846       12,132  

CoreCivic Inc.

     1,063       6,963  

CorEnergy Infrastructure Trust Inc.

     464       3,178  

CTO Realty Growth Inc.

     241       10,161  

Diversified Healthcare Trust

     1,062       4,375  

Franklin Street Properties Corp.

     1,953       8,535  

Front Yard Residential Corp.

     757       12,263  

GEO Group Inc. (The)

     133       1,178  

Global Net Lease Inc.

     264       4,525  

iStar Inc.

     242       3,594  
 

 

 

  3

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Equity Real Estate Investment Trusts (REITs) (continued)  

Kite Realty Group Trust

     389     $ 5,819  

Lexington Realty Trust

     2,025       21,506  

Macerich Co. (The)(b)

    572       6,103  

New Senior Investment Group Inc.

     1,590       8,236  

Office Properties Income Trust

     394       8,952  

One Liberty Properties Inc.

     338       6,784  

Piedmont Office Realty Trust Inc., Class A

     1,282       20,807  

PotlatchDeltic Corp.

     16       800  

PS Business Parks Inc.

     57       7,574  

Retail Properties of America Inc., Class A

     1,568       13,422  

RPT Realty

     991       8,572  

Ryman Hospitality Properties Inc.

     14       949  

Service Properties Trust

     608       6,986  

SITE Centers Corp.

     1,839       18,611  

Tanger Factory Outlet Centers Inc.

     293       2,918  

Uniti Group Inc.

     748       8,774  

Universal Health Realty Income Trust

     20       1,285  

Urstadt Biddle Properties Inc., Class A

     155       2,190  

Xenia Hotels & Resorts Inc.

     771       11,719  
   

 

 

  
        259,371  
Food & Staples Retailing — 1.0%            

Andersons Inc. (The)

     17       417  

BJ’s Wholesale Club Holdings Inc.(a)

    564       21,026  

Ingles Markets Inc., Class A

     252       10,750  

Natural Grocers by Vitamin Cottage Inc.

     266       3,655  

Performance Food Group Co.(a)

    235       11,188  

Rite Aid Corp.(a)

    88       1,393  

SpartanNash Co.

     355       6,180  

United Natural Foods Inc.(a)

    35       559  

Weis Markets Inc.

     55       2,630  
   

 

 

  
      57,798  
Food Products — 0.7%            

Darling Ingredients Inc.(a)

    173       9,978  

John B Sanfilippo & Son Inc.

     173       13,643  

Seneca Foods Corp., Class A(a)

    162       6,464  

Vital Farms Inc.(a)

    415       10,504  
   

 

 

  
      40,589  
Gas Utilities — 0.7%            

Chesapeake Utilities Corp.

     22       2,381  

New Jersey Resources Corp.

     107       3,804  

Northwest Natural Holding Co.

     63       2,897  

ONE Gas Inc.

     270       20,728  

Southwest Gas Holdings Inc.

     98       5,953  

Spire Inc.

     104       6,660  
   

 

 

  
      42,423  
Health Care Equipment & Supplies — 2.2%            

Accuray Inc.(a)

    667       2,781  

Antares Pharma Inc.(a)

    990       3,950  

BioSig Technologies Inc.(a)(b)

    410       1,599  

Cardiovascular Systems Inc.(a)

    150       6,564  

CONMED Corp.

     115       12,880  

Cutera Inc.(a)

    149       3,592  

CytoSorbents Corp.(a)

    86       685  

GenMark Diagnostics Inc.(a)(b)

    37       540  

Inari Medical Inc.(a)

    143       12,482  

Inogen Inc.(a)

    12       536  

Integer Holdings Corp.(a)

    121       9,824  

iRhythm Technologies Inc.(a)

    62       14,707  

Lantheus Holdings Inc.(a)

    138       1,862  
Security   Shares     Value  
Health Care Equipment & Supplies (continued)            

Meridian Bioscience Inc.(a)

    108     $ 2,019  

Nevro Corp.(a)

    58       10,040  

NuVasive Inc.(a)

    47       2,648  

Orthofix Medical Inc.(a)

    75       3,224  

Retractable Technologies Inc.(a)(b)

    1,240       13,318  

SeaSpine Holdings Corp.(a)

    105       1,832  

STAAR Surgical Co.(a)

    124       9,823  

Surmodics Inc.(a)

    263       11,446  

Tactile Systems Technology Inc.(a)

    21       944  

Zynex Inc.(a)

    383       5,155  
   

 

 

  
        132,451  
Health Care Providers & Services — 3.7%            

Addus HomeCare Corp.(a)

    60       7,025  

AMN Healthcare Services Inc.(a)

    72       4,914  

BioTelemetry Inc.(a)

    132       9,515  

Brookdale Senior Living Inc.(a)

    1,086       4,811  

Castle Biosciences Inc.(a)

    242       16,250  

Community Health Systems Inc.(a)

    583       4,332  

CorVel Corp.(a)

    45       4,770  

Covetrus Inc.(a)

    355       10,203  

Cross Country Healthcare Inc.(a)

    413       3,663  

Ensign Group Inc. (The)

     61       4,448  

Fulgent Genetics Inc.(a)(b)

    98       5,106  

Hanger Inc.(a)

    790       17,372  

HealthEquity Inc.(a)

    28       1,952  

InfuSystem Holdings Inc.(a)

    779       14,630  

Joint Corp. (The)(a)

    710       18,645  

LHC Group Inc.(a)

    57       12,159  

MEDNAX Inc.(a)

    73       1,791  

National HealthCare Corp.

     23       1,527  

National Research Corp.

     201       8,593  

Ontrak Inc.(a)

    135       8,342  

Owens & Minor Inc.

     307       8,304  

Patterson Companies Inc.

     249       7,378  

Pennant Group Inc. (The)(a)

    99       5,748  

Providence Service Corp. (The)(a)

    15       2,079  

R1 RCM Inc.(a)

    278       6,678  

Select Medical Holdings Corp.(a)

    375       10,372  

Tenet Healthcare Corp.(a)

    292       11,660  

Tivity Health Inc.(a)

    177       3,467  

Triple-S Management Corp., Class B(a)

    390       8,326  

Viemed Healthcare Inc.(a)

    397       3,081  
   

 

 

  
      227,141  
Health Care Technology — 1.0%            

Allscripts Healthcare Solutions Inc.(a)

    251       3,624  

Computer Programs & Systems Inc.

     75       2,013  

Health Catalyst Inc.(a)

    40       1,741  

HealthStream Inc.(a)

    121       2,643  

HMS Holdings Corp.(a)

    248       9,114  

Icad Inc.(a)

    739       9,755  

Inovalon Holdings Inc., Class A(a)

    147       2,671  

Inspire Medical Systems Inc.(a)

    73       13,731  

NextGen Healthcare Inc.(a)

    158       2,882  

Omnicell Inc.(a)

    70       8,401  

Phreesia Inc.(a)

    9       488  

Simulations Plus Inc.

     44       3,165  

Vocera Communications Inc.(a)

    32       1,329  
   

 

 

  
      61,557  
 

 

 

4  

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Hotels, Restaurants & Leisure — 3.2%            

Bally’s Corp.

     27     $ 1,356  

BJ’s Restaurants Inc.

     30       1,155  

Bloomin’ Brands Inc.

     857       16,643  

Boyd Gaming Corp.

     13       558  

Brinker International Inc.

     220       12,445  

Caesars Entertainment Inc.(a)

    173       12,849  

Cheesecake Factory Inc. (The)(b)

    163       6,041  

Churchill Downs Inc.

     27       5,259  

Chuy’s Holdings Inc.(a)

    47       1,245  

Cracker Barrel Old Country Store Inc.

     84       11,081  

Dave & Buster’s Entertainment Inc.

     107       3,212  

Denny’s Corp.(a)

    539       7,913  

Dine Brands Global Inc.

     6       348  

Everi Holdings Inc.(a)

    738       10,192  

GAN Ltd.(a)

    1,015       20,584  

International Game Technology PLC

     399       6,759  

Jack in the Box Inc.

     108       10,022  

Marriott Vacations Worldwide Corp.

     23       3,156  

Papa John’s International Inc.

     96       8,146  

Penn National Gaming Inc.(a)

    261       22,543  

RCI Hospitality Holdings Inc.

     68       2,682  

Ruth’s Hospitality Group Inc.

     66       1,170  

Scientific Games Corp./DE, Class A(a)

    94       3,900  

SeaWorld Entertainment Inc.(a)

    164       5,181  

Texas Roadhouse Inc.

     84       6,565  

Wingstop Inc.

     97       12,857  
   

 

 

  
        193,862  
Household Durables — 2.0%            

Casper Sleep Inc.(a)

    63       387  

Cavco Industries Inc.(a)

    22       3,860  

Ethan Allen Interiors Inc.

     113       2,284  

GoPro Inc., Class A(a)

    429       3,552  

Helen of Troy Ltd.(a)

    94       20,886  

Installed Building Products Inc.(a)

    64       6,524  

KB Home

     57       1,911  

La-Z-Boy Inc.

     195       7,769  

MDC Holdings Inc.

     50       2,430  

Meritage Homes Corp.(a)

    25       2,070  

Purple Innovation Inc.(a)

    202       6,654  

Skyline Champion Corp.(a)

    242       7,487  

Sonos Inc.(a)

    552       12,911  

TopBuild Corp.(a)

    116       21,353  

Tupperware Brands Corp.(a)

    181       5,863  

Turtle Beach Corp.(a)

    275       5,926  

Universal Electronics Inc.(a)

    89       4,669  

VOXX International Corp.(a)

    150       1,914  
   

 

 

  
      118,450  
Household Products — 0.2%            

Central Garden & Pet Co.(a)

    75       2,896  

Central Garden & Pet Co., Class A, NVS(a)

    54       1,962  

WD-40 Co.

     34       9,033  
   

 

 

  
      13,891  
Independent Power and Renewable Electricity Producers — 0.0%  

Clearway Energy Inc., Class A

     38       1,123  
   

 

 

  
Insurance — 2.8%            

American Equity Investment Life Holding Co.

     791       21,879  

AMERISAFE Inc.

     246       14,128  

CNO Financial Group Inc.

     268       5,958  
Security   Shares     Value  
Insurance (continued)            

eHealth Inc.(a)

    133     $ 9,391  

Employers Holdings Inc.

     346       11,138  

FBL Financial Group Inc., Class A

     34       1,785  

Genworth Financial Inc., Class A(a)

    2,357       8,910  

Goosehead Insurance Inc., Class A

     35       4,367  

Horace Mann Educators Corp.

     19       799  

James River Group Holdings Ltd.

     158       7,766  

Kinsale Capital Group Inc.

     25       5,003  

MBIA Inc.(a)

    1,166       7,672  

National Western Life Group Inc., Class A

     36       7,432  

RLI Corp.

     120       12,498  

Safety Insurance Group Inc.

     47       3,661  

Selective Insurance Group Inc.

     136       9,109  

Third Point Reinsurance Ltd.(a)

    475       4,522  

Trean Insurance Group Inc.(a)

    442       5,790  

Trupanion Inc.(a)

    85       10,175  

Watford Holdings Ltd.(a)

    448       15,501  
   

 

 

  
      167,484  
Interactive Media & Services — 0.4%            

Cargurus Inc.(a)

    163       5,172  

EverQuote Inc., Class A(a)(b)

    292       10,906  

Yelp Inc.(a)

    225       7,351  
   

 

 

  
      23,429  
Internet & Direct Marketing Retail — 1.3%            

1-800-Flowers.com Inc., Class A(a)

    301       7,826  

CarParts.com Inc.(a)

    824       10,209  

Groupon Inc.(a)(b)

    170       6,459  

Lands’ End Inc.(a)(b)

    27       582  

Liquidity Services Inc.(a)

    322       5,123  

Magnite Inc.(a)

    536       16,461  

Overstock.com Inc.(a)

    52       2,495  

PetMed Express Inc.

     241       7,727  

Shutterstock Inc.

     82       5,879  

Stamps.com Inc.(a)

    63       12,360  

Stitch Fix Inc., Class A(a)

    82       4,815  
   

 

 

  
      79,936  
IT Services — 2.5%            

Brightcove Inc.(a)

    558       10,267  

Cardtronics PLC, Class A(a)

    258       9,107  

CSG Systems International Inc.

     230       10,366  

Endurance International Group Holdings Inc.(a)

    148       1,399  

EVERTEC Inc.

     310       12,189  

Evo Payments Inc., Class A(a)

    191       5,159  

Hackett Group Inc. (The)

     26       374  

International Money Express Inc.(a)

    572       8,877  

KBR Inc.

     281       8,691  

Limelight Networks Inc.(a)

    395       1,576  

LiveRamp Holdings Inc.(a)

    79       5,782  

ManTech International Corp./VA, Class A

     109       9,695  

MAXIMUS Inc.

     28       2,049  

NIC Inc.

     470       12,140  

Paysign Inc.(a)

    1,243       5,768  

Perficient Inc.(a)

    89       4,241  

Perspecta Inc.

     702       16,904  

Rackspace Technology Inc.(a)

    527       10,045  

TTEC Holdings Inc.

     122       8,898  

Verra Mobility Corp.(a)

    574       7,703  
   

 

 

  
      151,230  
 

 

 

  5

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Leisure Products — 1.1%            

Acushnet Holdings Corp.

     15     $ 608  

American Outdoor Brands Inc.(a)

    265       4,513  

Callaway Golf Co.

     323       7,755  

Clarus Corp.

     70       1,078  

Johnson Outdoors Inc., Class A

     141       15,881  

Malibu Boats Inc., Class A(a)(b)

    38       2,373  

Marine Products Corp.

     283       4,115  

Nautilus Inc.(a)

    81       1,469  

Sturm Ruger & Co. Inc.

     49       3,188  

Vista Outdoor Inc.(a)(b)

    441       10,478  

YETI Holdings Inc.(a)

    259       17,734  
   

 

 

  
      69,192  
Life Sciences Tools & Services — 0.7%            

Codexis Inc.(a)

    335       7,313  

Medpace Holdings Inc.(a)

    103       14,338  

NanoString Technologies Inc.(a)

    56       3,745  

NeoGenomics Inc.(a)

    192       10,337  

Pacific Biosciences of California Inc.(a)

    185       4,799  
   

 

 

  
      40,532  
Machinery — 2.1%            

Albany International Corp., Class A

     51       3,744  

Chart Industries Inc.(a)(b)

    46       5,418  

Columbus McKinnon Corp./NY

     123       4,728  

ESCO Technologies Inc.

     12       1,238  

Evoqua Water Technologies Corp.(a)

    115       3,103  

Federal Signal Corp.

     457       15,159  

Gorman-Rupp Co. (The)

     26       844  

John Bean Technologies Corp.

     19       2,163  

Kadant Inc.

     8       1,128  

Manitowoc Co. Inc. (The)(a)

    29       386  

Meritor Inc.(a)

    213       5,945  

Miller Industries Inc./TN

     143       5,437  

Mueller Industries Inc.

     217       7,619  

Navistar International Corp.(a)

    51       2,242  

Omega Flex Inc.

     24       3,504  

Rexnord Corp.

     233       9,201  

Shyft Group Inc. (The)

     394       11,182  

SPX Corp.(a)

    285       15,544  

SPX FLOW Inc.(a)

    27       1,565  

Tennant Co.

     122       8,561  

Wabash National Corp.

     362       6,237  

Watts Water Technologies Inc., Class A

     121       14,726  
   

 

 

  
        129,674  
Marine — 0.1%            

Matson Inc.

     53       3,019  
   

 

 

  
Media — 0.4%            

Cardlytics Inc.(a)

    24       3,427  

Entercom Communications Corp., Class A

     487       1,203  

Meredith Corp.

     36       691  

TechTarget Inc.(a)

    204       12,058  

TEGNA Inc.

     553       7,714  
   

 

 

  
      25,093  
Metals & Mining — 1.7%            

Alcoa Corp.(a)

    364       8,390  

Arconic Corp.(a)

    860       25,628  

Cleveland-Cliffs Inc.

     507       7,382  

Commercial Metals Co.

     444       9,120  

Hecla Mining Co.

     427       2,767  
Security   Shares     Value  
Metals & Mining (continued)            

Kaiser Aluminum Corp.

     83     $ 8,209  

Materion Corp.

     154       9,813  

NovaGold Resources Inc.(a)

    1,030       9,960  

Ryerson Holding Corp.(a)

    29       396  

Schnitzer Steel Industries Inc., Class A

     353       11,264  

SunCoke Energy Inc.

     861       3,745  

Warrior Met Coal Inc.

     100       2,132  

Worthington Industries Inc.

     80       4,107  
   

 

 

  
      102,913  
Mortgage Real Estate Investment — 2.0%            

Anworth Mortgage Asset Corp.

     6,676       18,092  

Arbor Realty Trust Inc.

     292       4,141  

Ares Commercial Real Estate Corp.

     1,844       21,962  

ARMOUR Residential REIT Inc.

     730       7,877  

Capstead Mortgage Corp.

     2,235       12,985  

Cherry Hill Mortgage Investment Corp.

     516       4,716  

Colony Credit Real Estate Inc.

     612       4,590  

Dynex Capital Inc.

     772       13,742  

Ellington Financial Inc.

     441       6,544  

Invesco Mortgage Capital Inc.

     2,731       9,231  

KKR Real Estate Finance Trust Inc.

     66       1,183  

MFA Financial Inc.

     2,632       10,238  

PennyMac Mortgage Investment Trust

     75       1,319  

Two Harbors Investment Corp.

     340       2,166  

Western Asset Mortgage Capital Corp.

     1,151       3,752  
   

 

 

  
        122,538  
Multi-Utilities — 0.1%            

NorthWestern Corp.

     8       467  

Unitil Corp.

     61       2,700  
   

 

 

  
      3,167  
Multiline Retail — 0.3%            

Big Lots Inc.

     313       13,437  

Dillard’s Inc., Class A(b)

    117       7,377  
   

 

 

  
      20,814  
Oil, Gas & Consumable Fuels — 1.1%            

Antero Resources Corp.(a)

    1,045       5,695  

Arch Resources Inc.

     146       6,390  

Bonanza Creek Energy Inc.(a)

    33       638  

CNX Resources Corp.(a)(b)

    925       9,990  

Diamond S Shipping Inc.(a)(b)

    384       2,557  

Dorian LPG Ltd.(a)

    222       2,706  

Frontline Ltd./Bermuda

     182       1,132  

International Seaways Inc.

     137       2,237  

Kosmos Energy Ltd.

     742       1,744  

Ovintiv Inc.

     880       12,637  

Penn Virginia Corp.(a)

    39       396  

Range Resources Corp.

     1,004       6,727  

Renewable Energy Group Inc.(a)

    15       1,062  

SFL Corp. Ltd.

     904       5,677  

Southwestern Energy Co.(a)

    1,196       3,564  

W&T Offshore Inc.(a)(b)

    1,791       3,887  

World Fuel Services Corp.

     80       2,493  
   

 

 

  
      69,532  
Paper & Forest Products — 0.6%            

Clearwater Paper Corp.(a)

    17       642  

Domtar Corp.

     239       7,564  

Louisiana-Pacific Corp.

     311       11,560  

Schweitzer-Mauduit International Inc.

     154       6,192  
 

 

 

6  

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Paper & Forest Products (continued)            

Verso Corp., Class A

     704     $ 8,462  
   

 

 

  
      34,420  
Personal Products — 0.7%            

BellRing Brands Inc., Class A(a)

    216       5,251  

Edgewell Personal Care Co.

     21       726  

elf Beauty Inc.(a)

    203       5,114  

Inter Parfums Inc.

     22       1,331  

Medifast Inc.

     95       18,652  

USANA Health Sciences Inc.(a)

    164       12,644  
   

 

 

  
      43,718  
Pharmaceuticals — 1.9%            

Aquestive Therapeutics Inc.(a)

    103       551  

Avenue Therapeutics Inc.(a)

    3,709       22,069  

Axsome Therapeutics Inc.(a)

    119       9,695  

BioDelivery Sciences International Inc.(a)

    1,110       4,662  

Cassava Sciences Inc.(a)

    176       1,200  

Collegium Pharmaceutical Inc.(a)

    393       7,872  

Corcept Therapeutics Inc.(a)(b)

    452       11,824  

CorMedix Inc.(a)

    142       1,055  

Durect Corp.(a)

    2,261       4,680  

Endo International PLC(a)

    387       2,779  

Innoviva Inc.(a)

    443       5,489  

Intra-Cellular Therapies Inc.(a)

    56       1,781  

Lannett Co. Inc.(a)

    187       1,219  

NGM Biopharmaceuticals Inc.(a)

    65       1,969  

Odonate Therapeutics Inc.(a)

    131       2,515  

Omeros Corp.(a)

    763       10,900  

Pacira BioSciences Inc.(a)

    43       2,573  

Prestige Consumer Healthcare Inc.(a)(b)

    189       6,590  

Relmada Therapeutics Inc.(a)

    109       3,496  

Revance Therapeutics Inc.(a)

    13       368  

SIGA Technologies Inc.(a)

    892       6,485  

Strongbridge Biopharma PLC(a)

    1,248       3,033  

Theravance Biopharma Inc.(a)

    298       5,295  
   

 

 

  
        118,100  
Professional Services — 2.4%            

ASGN Inc.(a)(b)

    82       6,849  

Barrett Business Services Inc.

     77       5,252  

Exponent Inc.

     284       25,569  

Forrester Research Inc.(a)

    14       587  

Franklin Covey Co.(a)

    294       6,547  

Heidrick & Struggles International Inc.

     1,038       30,496  

Insperity Inc.

     156       12,702  

Kforce Inc.

     479       20,161  

Korn Ferry

     316       13,746  

Resources Connection Inc.

     326       4,098  

TriNet Group Inc.(a)

    194       15,636  

TrueBlue Inc.(a)

    60       1,121  

Upwork Inc.(a)

    103       3,556  
   

 

 

  
      146,320  
Real Estate Management & Development — 1.3%            

Cushman & Wakefield PLC(a)

    531       7,875  

eXp World Holdings Inc.(a)

    258       16,285  

Fathom Holdings Inc.(a)

    972       35,031  

Newmark Group Inc., Class A

     54       394  

RE/MAX Holdings Inc., Class A

     81       2,943  

Realogy Holdings Corp.(a)

    472       6,192  

RMR Group Inc. (The), Class A

     43       1,661  
Security   Shares     Value  
Real Estate Management & Development (continued)  

St. Joe Co. (The)

     172     $ 7,301  
   

 

 

  
      77,682  
Road & Rail — 0.9%            

ArcBest Corp.

     115       4,907  

Avis Budget Group Inc.(a)

    151       5,632  

Covenant Logistics Group Inc.(a)

    165       2,444  

Heartland Express Inc.

     343       6,208  

Marten Transport Ltd.

     118       2,033  

Saia Inc.(a)

    93       16,815  

Werner Enterprises Inc.

     421       16,512  
   

 

 

  
      54,551  
Semiconductors & Semiconductor Equipment — 2.1%  

Advanced Energy Industries Inc.(a)

    56       5,430  

Ambarella Inc.(a)

    15       1,377  

Amkor Technology Inc.

     474       7,148  

Brooks Automation Inc.

     84       5,699  

CMC Materials Inc.

     52       7,868  

CyberOptics Corp.(a)

    171       3,880  

Diodes Inc.(a)

    67       4,724  

DSP Group Inc.(a)

    105       1,742  

FormFactor Inc.(a)

    253       10,884  

Lattice Semiconductor Corp.(a)

    462       21,169  

MACOM Technology Solutions Holdings Inc.(a)

    118       6,495  

NeoPhotonics Corp.(a)

    495       4,500  

Power Integrations Inc.

     104       8,513  

Rambus Inc.(a)

    744       12,990  

Semtech Corp.(a)

    31       2,235  

Silicon Laboratories Inc.(a)

    70       8,914  

Synaptics Inc.(a)

    98       9,447  

Ultra Clean Holdings Inc.(a)

    24       748  

Veeco Instruments Inc.(a)

    323       5,607  
   

 

 

  
        129,370  
Software — 8.1%            

A10 Networks Inc.(a)

    1,426       14,060  

ACI Worldwide Inc.(a)

    63       2,421  

Agilysys Inc.(a)

    247       9,480  

Alarm.com Holdings Inc.(a)

    114       11,793  

American Software Inc./GA, Class A

     194       3,331  

Appfolio Inc., Class A(a)

    53       9,542  

Appian Corp., Class A(a)(b)

    33       5,349  

Avaya Holdings Corp.(a)

    396       7,583  

Blackbaud Inc.

     194       11,167  

Blackline Inc.(a)

    170       22,675  

Box Inc., Class A(a)(b)

    761       13,736  

Cerence Inc.(a)

    107       10,751  

ChannelAdvisor Corp.(a)

    245       3,915  

CommVault Systems Inc.(a)

    225       12,458  

Cornerstone OnDemand Inc.(a)

    235       10,349  

Digital Turbine Inc.(a)(b)

    392       22,172  

Domo Inc., Class B(a)

    120       7,652  

eGain Corp.(a)(b)

    715       8,444  

Envestnet Inc.(a)

    113       9,299  

Intelligent Systems Corp.(a)

    194       7,781  

InterDigital Inc.

     19       1,153  

j2 Global Inc.(a)

    40       3,908  

LivePerson Inc.(a)

    89       5,538  

MicroStrategy Inc., Class A(a)(b)

    32       12,434  

Mimecast Ltd.(a)

    80       4,547  

Mitek Systems Inc.(a)

    45       800  
 

 

 

  7

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Software (continued)            

Model N Inc.(a)

    210     $ 7,493  

OneSpan Inc.(a)

    39       807  

Ping Identity Holding Corp.(a)

    24       687  

Progress Software Corp.

     361       16,314  

PROS Holdings Inc.(a)

    115       5,839  

Q2 Holdings Inc.(a)(b)

    52       6,580  

QAD Inc., Class A

     44       2,780  

Qualys Inc.(a)

    121       14,746  

Rapid7 Inc.(a)

    148       13,344  

SailPoint Technologies Holdings Inc.(a)(b)

    195       10,382  

Sapiens International Corp. NV

     206       6,306  

ShotSpotter Inc.(a)

    39       1,470  

Smith Micro Software Inc.(a)

    419       2,271  

Sprout Social Inc., Class A(a)(b)

    355       16,121  

SPS Commerce Inc.(a)

    137       14,877  

SVMK Inc.(a)

    28       715  

Telenav Inc.(a)

    969       4,554  

Tenable Holdings Inc.(a)

    582       30,415  

Varonis Systems Inc.(a)

    129       21,106  

Verint Systems Inc.(a)

    53       3,561  

VirnetX Holding Corp.

     259       1,305  

Workiva Inc.(a)(b)

    536       49,108  

Xperi Holding Corp.

     519       10,847  

Yext Inc.(a)

    143       2,248  

Zix Corp.(a)

    1,093       9,433  

Zuora Inc., Class A(a)

    452       6,296  
   

 

 

  
        491,943  
Specialty Retail — 5.6%            

Abercrombie & Fitch Co., Class A

     707       14,394  

American Eagle Outfitters Inc.

     150       3,010  

America’s Car-Mart Inc./TX(a)

    93       10,215  

Asbury Automotive Group Inc.(a)

    127       18,509  

Bed Bath & Beyond Inc.

     270       4,795  

Boot Barn Holdings Inc.(a)(b)

    151       6,547  

Buckle Inc. (The)

     303       8,848  

Caleres Inc.

     52       814  

Cato Corp. (The), Class A

     957       9,178  

Chico’s FAS Inc.

     2,430       3,864  

Children’s Place Inc. (The)

     68       3,407  

Citi Trends Inc.

     175       8,694  

Container Store Group Inc. (The)(a)

    33       315  

Designer Brands Inc. , Class A

     398       3,045  

Express Inc.(a)

    419       381  

GameStop Corp., Class A(a)(b)

    257       4,842  

Genesco Inc.(a)

    195       5,868  

Group 1 Automotive Inc.

     142       18,622  

Guess? Inc.

     576       13,029  

Haverty Furniture Companies Inc.

     289       7,997  

Hibbett Sports Inc.(a)(b)

    149       6,881  

Lithia Motors Inc., Class A

     67       19,609  

Lumber Liquidators Holdings Inc.(a)

    34       1,045  

MarineMax Inc.(a)

    86       3,013  

Murphy USA Inc.

     89       11,647  

National Vision Holdings Inc.(a)(b)

    52       2,355  

ODP Corp. (The)

     490       14,357  

OneWater Marine Inc., Class A(a)

    211       6,138  

Rent-A-Center Inc./TX

     593       22,706  

RH(a)

    58       25,956  

Sally Beauty Holdings Inc.(a)(b)

    394       5,138  

Shoe Carnival Inc.

     297       11,636  
Security   Shares     Value  
Specialty Retail (continued)            

Signet Jewelers Ltd.

     426     $ 11,617  

Sleep Number Corp.(a)

    304       24,885  

Sonic Automotive Inc., Class A

     164       6,325  

Sportsman’s Warehouse Holdings Inc.(a)

    192       3,370  

Tilly’s Inc., Class A

     483       3,941  

Winmark Corp.

     6       1,115  

Zumiez Inc.(a)

    248       9,121  
   

 

 

  
        337,229  
Technology Hardware, Storage & Peripherals — 0.1%  

Avid Technology Inc.(a)

    383       6,078  

Eastman Kodak Co.(a)(b)

    115       936  
   

 

 

  
      7,014  
Textiles, Apparel & Luxury Goods — 1.7%            

Crocs Inc.(a)

    349       21,868  

Deckers Outdoor Corp.(a)

    132       37,855  

Fossil Group Inc.(a)

    125       1,084  

Kontoor Brands Inc.(a)

    319       12,939  

Lakeland Industries Inc.(a)

    485       13,216  

Movado Group Inc.

     197       3,274  

Steven Madden Ltd.

     229       8,088  

Vera Bradley Inc.(a)

    250       1,990  
   

 

 

  
      100,314  
Thrifts & Mortgage Finance — 1.3%            

Meridian Bancorp. Inc.

     186       2,773  

Mr Cooper Group Inc.(a)

    141       4,375  

Northfield Bancorp. Inc.

     791       9,753  

Northwest Bancshares Inc.

     990       12,613  

Premier Financial Corp.

     407       9,361  

Radian Group Inc.

     131       2,653  

TrustCo Bank Corp. NY

     156       1,041  

Walker & Dunlop Inc.

     157       14,447  

Washington Federal Inc.

     440       11,326  

Waterstone Financial Inc.

     675       12,703  
   

 

 

  
      81,045  
Tobacco — 0.2%            

Turning Point Brands Inc.

     8       357  

Vector Group Ltd.

     1,156       13,467  
   

 

 

  
      13,824  
Trading Companies & Distributors — 2.1%            

Applied Industrial Technologies Inc.

     52       4,056  

BMC Stock Holdings Inc.(a)

    265       14,225  

Boise Cascade Co.

     246       11,759  

DXP Enterprises Inc./TX(a)

    273       6,069  

Foundation Building Materials Inc.(a)

    91       1,748  

GATX Corp.

     129       10,730  

GMS Inc.(a)

    21       640  

H&E Equipment Services Inc.

     323       9,629  

Herc Holdings Inc.(a)

    205       13,614  

MRC Global Inc.(a)

    739       4,900  

NOW Inc.(a)

    1,308       9,391  

Rush Enterprises Inc., Class A

     196       8,118  

SiteOne Landscape Supply Inc.(a)

    15       2,379  

Systemax Inc.

     255       9,152  

Titan Machinery Inc.(a)

    291       5,689  

Triton International Ltd.

     254       12,322  

Veritiv Corp.(a)

    196       4,075  
   

 

 

  
      128,496  
 

 

 

8  

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

(Percentages shown are based on Net Assets)

 

Security   Shares     Value  
Water Utilities — 0.2%            

American States Water Co.

     115     $ 9,144  
   

 

 

  

Total Common Stocks — 99.0%
(Cost: $4,315,511)

       6,009,420  
   

 

 

  

Short-Term Investments

    
Money Market Funds — 7.5%            

BlackRock Cash Funds: Institutional, SL Agency Shares, 0.18%(d)(e)(f)

    403,194       403,436  

BlackRock Cash Funds: Treasury, SL Agency Shares, 0.00%(d)(e)

    50,000       50,000  
   

 

 

  
      453,436  
   

 

 

  

Total Short-Term Investments — 7.5%
(Cost: $453,459)

       453,436  
   

 

 

  

Total Investments in Securities — 106.5%
(Cost: $4,768,970)

       6,462,856  

Other Assets, Less Liabilities — (6.5)%

       (393,887 ) 
   

 

 

  

Net Assets — 100.0%

     $   6,068,969  
   

 

 

  

 

(a) 

Non-income producing security.

(b) 

All or a portion of this security is on loan.

(c) 

Security exempt from registration pursuant to Rule 144A under the Securities Act of 1933, as amended. These securities may be resold in transactions exempt from registration to qualified institutional investors.

(d) 

Affiliate of the Fund.

(e) 

Annualized 7-day yield as of period-end.

(f) 

All or a portion of this security was purchased with cash collateral received from loaned securities.

 

Affiliates

Investments in issuers considered to be affiliate(s) of the Fund during the period ended December 31, 2020 for purposes of Section 2(a)(3) of the Investment Company Act of 1940, as amended, were as follows:

 

Affiliated Issuer     
 Value at
04/14/20		  
(a) 		     
 Purchases
at Cost		  
 		     
 Proceeds
from Sales		  
 		     
 Net Realized
Gain (Loss)		  
 		     


 Change in
Unrealized
Appreciation
(Depreciation)		  
 
 
 		     
 Value at
12/31/20		  
 		     

 Shares
Held at
12/31/20		  
 
 		      Income       





 Capital

Gain
Distributions
from
Underlying
Funds

  

 
 
 
 
 

BlackRock Cash Funds: Institutional, SL Agency Shares

    $ —      $ 403,662 (b)      $ —      $ (203 )     $ (23 )     $ 403,436        403,194      $ 4,288 (c)      $ —  

BlackRock Cash Funds: Treasury, SL Agency Shares

      —        50,000 (b)        —        —        —        50,000        50,000        79        —  
           

 

 

     

 

 

     

 

 

        

 

 

     

 

 

  
            $ (203 )     $ (23 )     $ 453,436         $ 4,367      $ —  
           

 

 

     

 

 

     

 

 

        

 

 

     

 

 

  

 

  (a) 

The Fund commenced operations on April 14, 2020.

 
  (b) 

Represents net amount purchased (sold).

 
  (c) 

All or a portion represents securities lending income earned from the reinvestment of cash collateral from loaned securities, net of fees and collateral investment expenses, and other payments to and from borrowers of securities.

 

 

 

  9

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

    

 

OTC Total Return Swaps

 

Reference Entity     
 Payment
Frequency		  
 		    Counterparty(a)      
 Termination
Date		  
 		      Net Notional       


 Accrued
Unrealized
Appreciation
(Depreciation)		  
 
 
 		     

 Net Value of
Reference
Entity		  
 
 		     



 Gross
Notional
Amount
Net Asset
Percentage		  
 
 
 
 

Equity Securities Long

      Monthly      Goldman Sachs & Co.(b)      02/27/23      $ 20,784      $ (529 )(c)      $ 20,248        0.3 % 
     Monthly      JPMorgan Securities PLC(d)      02/08/23        20,286        867 (e)        21,161        0.3  
              

 

 

     

 

 

     
               $ 338      $ 41,409     
              

 

 

     

 

 

     

 

  (a) 

The Fund receives the total return on a portfolio of long positions underlying the total return swap. In addition, the Fund pays or receives a variable rate of interest, based on a specified benchmark. The benchmark and spread are determined based upon the country and/or currency of the individual underlying positions.

 
  (c) 

Amount includes $7 of net dividends and financing fees.

 
  (e) 

Amount includes $(8) of net dividends, payable for referenced securities purchased and financing fees.

 

The following are the specified benchmarks (plus or minus a range) used in determining the variable rate of interest:

 

     (b)      (d)
Range:      20-65 basis points      65 basis points
Benchmarks:      USD - 1D Overnight Fed Funds Effective Rate (FEDL01)      USD - 1D Overnight Bank Funding Rate (OBFR01)

 

 

10

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

 

The following table represents the individual long and short positions and related values of the equity securities underlying the total return swap with Goldman Sachs & Co. as of December 31, 2020 expiration date 02/27/23.

 

     Shares     Value     % of
Basket
Value		  

Reference Entity — Long

      
Banks                  

Central Pacific Financial Corp.

     165     $ 3,137       15.5 % 

City Holding Co.

     1       70       0.3  
   

 

 

    
      3,207    
   

 

 

    
Biotechnology                  

Agenus Inc.(a)

    2       6       0.1  

Catalyst Pharmaceuticals Inc.(a)

    1       3       0.0 (b)  
   

 

 

    
      9    
   

 

 

    
Communications Equipment                  

Harmonic Inc.(a)

    1       7       0.0 (b)  
   

 

 

    
Diversified Consumer Services                  

Perdoceo Education Corp.(a)

    2       25       0.1  
   

 

 

    
Diversified Telecommunication Services                  

Cincinnati Bell Inc.(a)

    46       703       3.5  
   

 

 

    
Equity Real Estate Investment Trusts (REITs)                  

GEO Group Inc. (The)

     150       1,329       6.6  

Service Properties Trust

     750       8,618       42.5  
   

 

 

    
      9,947    
   

 

 

    
Health Care Equipment & Supplies                  

Antares Pharma Inc.(a)

    4       16       0.1  
   

 

 

    
Health Care Providers & Services                  

Brookdale Senior Living Inc.(a)

    1       4       0.0 (b)  
   

 

 

    
Insurance                  

American Equity Investment Life Holding Co.

     27       747       3.7  

AMERISAFE Inc.

     16       919       4.5  

Horace Mann Educators Corp.

     22       925       4.6  
   

 

 

    
      2,591    
   

 

 

    
Metals & Mining                  

NovaGold Resources Inc.(a)

    1       10       0.1  

SunCoke Energy Inc.

     1       4       0.0 (b)  
   

 

 

    
      14    
   

 

 

    
Mortgage Real Estate Investment                  

ARMOUR Residential REIT Inc.

     1       11       0.1  

Colony Credit Real Estate Inc.

     1       8       0.0 (b)  
   

 

 

    
      19    
   

 

 

    
Oil, Gas & Consumable Fuels                  

Bonanza Creek Energy Inc.(a)

    23       445       2.2  

Range Resources Corp.

     1       7       0.0 (b)  

Renewable Energy Group Inc.(a)

    35       2,479       12.3  
   

 

 

    
      2,931    
   

 

 

    
Pharmaceuticals                  

BioDelivery Sciences International Inc.(a)

    6       25       0.1  
   

 

 

    
Professional Services                  

TrueBlue Inc.(a)

    1       19       0.1  
   

 

 

    
     Shares     Value     % of
Basket
Value		  
Semiconductors & Semiconductor Equipment  

NeoPhotonics Corp.(a)

    1     $ 9       0.0 (b)  
   

 

 

    
Software                  

Zix Corp.(a)

    1       9       0.1  
   

 

 

    
Thrifts & Mortgage Finance                  

Northwest Bancshares Inc.

     56       713       3.5  
   

 

 

    

Total Reference Entity — Long

       20,248    
   

 

 

    

Net Value of Reference Entity — Goldman Sachs & Co.

 

   $ 20,248    
   

 

 

    

The following table represents the individual long and short positions and related values of the equity securities underlying the total return swap with JPMorgan Securities PLC as of December 31, 2020 expiration date 02/08/23.

 

     Shares     Value     % of
Basket
Value		  

Reference Entity — Long

      
Banks                  

BankUnited Inc.

     129     $ 4,487       21.2 % 

Brookline Bancorp. Inc.

     68       819       3.9  

Central Pacific Financial Corp.

     29       551       2.6  

First BanCorp./Puerto Rico

     70       645       3.0  

First Commonwealth Financial Corp.

     475       5,197       24.6  

OFG Bancorp.

     6       111       0.5  

Westamerica Bancorp.

     6       332       1.6  
   

 

 

    
      12,142    
   

 

 

    
Capital Markets                  

BrightSphere Investment Group Inc.

     1       19       0.1  
   

 

 

    
Commercial Services & Supplies                  

Deluxe Corp.

     1       29       0.1  

Ennis Inc.

     1       18       0.1  

Pitney Bowes Inc.

     176       1,084       5.1  
   

 

 

    
      1,131    
   

 

 

    
Communications Equipment                  

Viavi Solutions Inc.(a)

    1       15       0.1  
   

 

 

    
Construction & Engineering                  

Aegion Corp.(a)

    4       76       0.4  
   

 

 

    
Diversified Telecommunication Services                  

Cincinnati Bell Inc.(a)

    2       31       0.1  
   

 

 

    
Electronic Equipment, Instruments & Components                  

Fitbit Inc., Class A(a)

    1       7       0.0 (b)  
   

 

 

    
Entertainment                  

LiveXLive Media Inc.(a)

    1       3       0.0 (b)  
   

 

 

    
Equity Real Estate Investment Trusts (REITs)                  

Lexington Realty Trust

     2       21       0.1  

New Senior Investment Group Inc.

     2       10       0.0 (b)  
   

 

 

    
      31    
   

 

 

    
Food & Staples Retailing                  

BJ’s Wholesale Club Holdings Inc.(a)

    1       37       0.2  
   

 

 

    
 

 

 

  11

Schedule of Investments (unaudited) (continued)

December 31, 2020

   

iShares® Factors US Small Blend Style ETF

 

     Shares     Value     % of
Basket
Value		  
Insurance                  

Employers Holdings Inc.

     1     $ 32       0.2  

Horace Mann Educators Corp.

     3       126       0.6  

MBIA Inc.(a)

    1       7       0.0 (b)  
   

 

 

    
      165    
   

 

 

    
Metals & Mining                  

Warrior Met Coal Inc.

     102       2,175       10.3  
   

 

 

    
Mortgage Real Estate Investment                  

Invesco Mortgage Capital Inc.

     3       10       0.0 (b)  
   

 

 

    
Multiline Retail                  

Macy’s Inc.

     458       5,153       24.4  
   

 

 

    
Oil, Gas & Consumable Fuels                  

CNX Resources Corp.(a)

    1       11       0.0 (b)  

Kosmos Energy Ltd.

     53       125       0.6  
   

 

 

    
      136    
   

 

 

    
     Shares     Value     % of
Basket
Value		  
Pharmaceuticals                  

Durect Corp.(a)

    2     $ 4       0.0 (b)  

SIGA Technologies Inc.(a)

    1       7       0.1  
   

 

 

    
      11    
   

 

 

    
Thrifts & Mortgage Finance                  

Northfield Bancorp. Inc.

     1       12       0.1  
   

 

 

    
Trading Companies & Distributors                  

NOW Inc.(a)

    1       7       0.0 (b)  
   

 

 

    

Total Reference Entity — Long

       21,161    
   

 

 

    

Net Value of Reference Entity — JPMorgan Securities PLC

 

   $ 21,161    
   

 

 

    

 

(a) 

Non-income producing security.

(b) 

Rounds to less than 0.1%.

 

Fair Value Measurements

Various inputs are used in determining the fair value of financial instruments. For description of the input levels and information about the Fund’s policy regarding valuation of financial instruments, refer to a recently published shareholder report. Shareholder reports are available on the Fund’s website at iShares.com and on the U.S. Securities and Exchange Commission website at sec.gov.

The following table summarizes the value of the Fund’s investments according to the fair value hierarchy as of December 31, 2020. The breakdown of the Fund’s investments into major categories is disclosed in the Schedule of Investments above.

 

      Level 1        Level 2        Level 3        Total  

Investments

                  

Assets

                  

Common Stocks

    $ 6,008,156        $ 1,264        $ —        $ 6,009,420  

Money Market Funds

      453,436          —          —          453,436  
  

 

 

       

 

 

       

 

 

       

 

 

  
   $ 6,461,592        $ 1,264        $ —        $ 6,462,856  
  

 

 

       

 

 

       

 

 

       

 

 

  

Derivative financial instruments(a)

                 

Assets

                  

Swaps

    $ —        $ 867        $ —        $ 867  

Liabilities

                  

Swaps

      —          (529 )         —          (529 ) 
  

 

 

       

 

 

       

 

 

       

 

 

  
   $ —        $ 338        $ —        $ 338  
  

 

 

       

 

 

       

 

 

       

 

 

  

 

  (a) 

Shown at the unrealized appreciation (depreciation) on the contracts.

 

 

Portfolio Abbreviations - Equity

NVS

  

Non-Voting Shares

 

 

12