The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
APPLIED OPTOELECTRONICS, COM 03823U102 313 13,512 SH   SOLE 0 532 0 12,980
ACADIA HEALTHCARE COMPANY COM 00404A109 282 6,200 SH   SOLE 0 50 0 6,150
ACTAVIS PLC COM G0083B108 15,486 69,430 SH   SOLE 0 0 34,600 34,830
ACCURIDE CORPORATION COM 00439T206 4 978 SH   SOLE 0 978 0 0
ADEPT TECHNOLOGY, INC. COM 006854202 4 401 SH   SOLE 0 401 0 0
ADVANCED EMISSIONS SOLUTI COM 00770C101 152 6,623 SH   SOLE 0 323 0 6,300
ALLIANCE DATA SYSTEMS COR COM 018581108 16,802 59,740 SH   SOLE 0 0 29,800 29,940
AKORN, INC. COM 009728106 361 10,888 SH   SOLE 0 88 0 10,800
ALEXION PHARMACEUTICALS, COM 015351109 20,347 130,220 SH   SOLE 0 0 66,100 64,120
AMBIT BIOSCIENCES CORP. COM 02318X100 2 289 SH   SOLE 0 289 0 0
AMAZON.COM, INC. COM 023135106 12,942 39,850 SH   SOLE 0 0 19,900 19,950
APOGEE ENTERPRISES, INC. COM 037598109 7 207 SH   SOLE 0 207 0 0
VENAXIS, INC. COM 92262A107 9 3,927 SH   SOLE 0 3,927 0 0
ARC GROUP WORLDWIDE, INC. COM 00213H105 219 14,397 SH   SOLE 0 397 0 14,000
ASML HOLDING NV NY REGIST ADR N07059210 7,918 84,900 SH   SOLE 0 0 42,400 42,500
ATHENAHEALTH, INC. COM 04685W103 5,380 42,990 SH   SOLE 0 0 20,070 22,920
ASTRONICS CORPORATION COM 046433108 248 4,386 SH   SOLE 0 36 0 4,350
ATTUNITY LTD COM M15332121 4 586 SH   SOLE 0 586 0 0
ABRAXAS PETROLEUM CORPORA COM 003830106 157 25,000 SH   SOLE 0 200 0 24,800
ASPEN TECHNOLOGY, INC. COM 045327103 225 4,839 SH   SOLE 0 39 0 4,800
BALTIC TRADING LIMITED COM Y0553W103 271 45,313 SH   SOLE 0 1,713 0 43,600
BONANZA CREEK ENERGY, INC COM 097793103 334 5,848 SH   SOLE 0 48 0 5,800
BOULDER BRANDS, INC. COM 101405108 132 9,274 SH   SOLE 0 74 0 9,200
B/E AEROSPACE INC. COM 073302101 18,119 195,900 SH   SOLE 0 0 98,600 97,300
BUILDERS FIRSTSOURCE, INC COM 12008R107 246 32,999 SH   SOLE 0 1,199 0 31,800
BOFI HOLDING, INC. COM 05566U108 186 2,520 SH   SOLE 0 20 0 2,500
BURLINGTON STORES, INC. COM 122017106 219 6,857 SH   SOLE 0 57 0 6,800
CALAMP CORP. COM 128126109 261 12,085 SH   SOLE 0 385 0 11,700
CAMTEK LTD COM M20791105 4 1,082 SH   SOLE 0 1,082 0 0
CAVIUM, INC. COM 14964U108 11,396 229,500 SH   SOLE 0 0 114,500 115,000
CANCER GENETICS, INC. COM 13739U104 6 478 SH   SOLE 0 478 0 0
C&J ENERGY SERVICES, INC. COM 12467B304 293 8,669 SH   SOLE 0 69 0 8,600
CARMIKE CINEMAS, INC. COM 143436400 146 4,133 SH   SOLE 0 33 0 4,100
CELLDEX THERAPEUTICS, INC COM 15117B103 35 2,148 SH   SOLE 0 18 0 2,130
CONATUS PHARMACEUTICALS I COM 20600T108 4 411 SH   SOLE 0 411 0 0
CENTURY CASINOS, INC. COM 156492100 8 1,385 SH   SOLE 0 1,385 0 0
CAPSTONE TURBINE CORPORAT COM 14067D102 5 3,236 SH   SOLE 0 3,236 0 0
CASCADE MICROTECH, INC. COM 147322101 6 468 SH   SOLE 0 468 0 0
COSTAR GROUP, INC. COM 22160N109 10,817 68,390 SH   SOLE 0 0 34,100 34,290
CANADIAN SOLAR INC. COM 136635109 134 4,244 SH   SOLE 0 34 0 4,210
CTI BIOPHARMA CORP. COM 12648L106 60 21,764 SH   SOLE 0 2,584 0 19,180
CUI GLOBAL, INC. COM 126576206 206 24,438 SH   SOLE 0 838 0 23,600
CHINA XD PLASTICS CO., LT COM 16948F107 4 494 SH   SOLE 0 494 0 0
CYBERONICS, INC. COM 23251P102 229 3,670 SH   SOLE 0 30 0 3,640
DAQO NEW ENERGY CORP. SPO ADR 23703Q203 4 143 SH   SOLE 0 143 0 0
DURATA THERAPEUTICS, INC. COM 26658A107 86 5,073 SH   SOLE 0 473 0 4,600
DYAX CORP. COM 26746E103 6 586 SH   SOLE 0 586 0 0
EDAP TMS SA SPONSORED ADR ADR 268311107 8 1,564 SH   SOLE 0 1,564 0 0
ELECTRONICS FOR IMAGING, COM 286082102 156 3,427 SH   SOLE 0 27 0 3,400
GLOBAL EAGLE ENTERTAINMEN COM 37951D102 222 17,894 SH   SOLE 0 144 0 17,750
ENVESTNET, INC. COM 29404K106 149 3,024 SH   SOLE 0 24 0 3,000
ENZO BIOCHEM, INC. COM 294100102 10 1,906 SH   SOLE 0 1,906 0 0
EPAM SYSTEMS, INC. COM 29414B104 203 4,638 SH   SOLE 0 38 0 4,600
ENTEROMEDICS INC. COM 29365M208 6 3,508 SH   SOLE 0 3,508 0 0
EXACT SCIENCES CORPORATIO COM 30063P105 165 9,679 SH   SOLE 0 79 0 9,600
EAGLE MATERIALS INC. COM 26969P108 372 3,932 SH   SOLE 0 32 0 3,900
FACEBOOK, INC. CLASS A COM 30303M102 17,562 261,000 SH   SOLE 0 0 131,200 129,800
FINANCIAL ENGINES, INC. COM 317485100 175 3,853 SH   SOLE 0 32 0 3,821
FORMFACTOR, INC. COM 346375108 308 37,189 SH   SOLE 0 1,089 0 36,100
GENERAL FINANCE CORPORATI COM 369822101 153 16,030 SH   SOLE 0 130 0 15,900
GIGOPTIX, INC. COM 37517Y103 6 4,828 SH   SOLE 0 4,828 0 0
GILEAD SCIENCES, INC. COM 375558103 23,537 283,900 SH   SOLE 0 0 145,400 138,500
GOOGLE INC. CLASS A CL A 38259P508 16,575 28,350 SH   SOLE 0 0 14,150 14,200
GASTAR EXPLORATION, INC. COM 36729W202 6 767 SH   SOLE 0 767 0 0
GTT COMMUNICATIONS, INC. COM 362393100 6 624 SH   SOLE 0 624 0 0
HALLIBURTON COMPANY COM 406216101 15,004 211,300 SH   SOLE 0 0 105,200 106,100
HUDSON TECHNOLOGIES, INC. COM 444144109 6 2,168 SH   SOLE 0 2,168 0 0
H&E EQUIPMENT SERVICES, I COM 404030108 162 4,436 SH   SOLE 0 36 0 4,400
HERTZ GLOBAL HOLDINGS, IN COM 42805T105 13,029 464,800 SH   SOLE 0 0 231,400 233,400
HEXCEL CORPORATION COM 428291108 9,040 221,000 SH   SOLE 0 0 110,300 110,700
HYDROGENICS CORPORATION COM 448883207 5 269 SH   SOLE 0 269 0 0
ICAD, INC. COM 44934S206 4 597 SH   SOLE 0 597 0 0
CELLULAR DYNAMICS INTERNA COM 15117V109 114 7,909 SH   SOLE 0 509 0 7,400
ICON PLC COM G4705A100 186 3,933 SH   SOLE 0 33 0 3,900
IDERA PHARMACEUTICALS, IN COM 45168K306 42 14,520 SH   SOLE 0 120 0 14,400
INTEGRATED DEVICE TECHNOL COM 458118106 235 15,224 SH   SOLE 0 124 0 15,100
IGI LABORATORIES, INC. COM 449575109 144 26,833 SH   SOLE 0 2,033 0 24,800
INSTEEL INDUSTRIES, INC. COM 45774W108 8 385 SH   SOLE 0 385 0 0
INSMED INCORPORATED COM 457669307 198 9,884 SH   SOLE 0 536 0 9,348
INTELLIPHARMACEUTICS INTE COM 458173101 6 1,822 SH   SOLE 0 1,822 0 0
INPHI CORPORATION COM 45772F107 9 621 SH   SOLE 0 621 0 0
IDEAL POWER INC. COM 451622104 10 1,111 SH   SOLE 0 1,111 0 0
JAZZ PHARMACEUTICALS PLC COM G50871105 183 1,240 SH   SOLE 0 10 0 1,230
JOHNSON CONTROLS, INC. COM 478366107 11,679 233,900 SH   SOLE 0 0 116,200 117,700
KERYX BIOPHARMACEUTICALS, COM 492515101 71 4,638 SH   SOLE 0 38 0 4,600
KANDI TECHNOLOGIES GROUP, COM 483709101 7 517 SH   SOLE 0 517 0 0
LIGAND PHARMACEUTICALS IN COM 53220K504 214 3,427 SH   SOLE 0 27 0 3,400
LINKEDIN CORPORATION CLAS CL A 53578A108 10,656 62,150 SH   SOLE 0 0 30,980 31,170
LIFELOCK, INC. COM 53224V100 211 15,123 SH   SOLE 0 123 0 15,000
LAZBOY INCORPORATED COM 505336107 201 8,650 SH   SOLE 0 70 0 8,580
MASTERCARD INCORPORATED C CL A 57636Q104 9,547 129,950 SH   SOLE 0 0 64,900 65,050
METHODE ELECTRONICS, INC. COM 591520200 344 9,054 SH   SOLE 0 354 0 8,700
MOBILE MINI, INC. COM 60740F105 146 3,024 SH   SOLE 0 24 0 3,000
MANITEX INTERNATIONAL, IN COM 563420108 6 382 SH   SOLE 0 382 0 0
MOVE, INC. COM 62458M207 218 14,719 SH   SOLE 0 463 0 14,256
MOTORCAR PARTS OF AMERICA COM 620071100 9 361 SH   SOLE 0 361 0 0
NATURAL GAS SERVICES GROU COM 63886Q109 8 240 SH   SOLE 0 240 0 0
NN, INC. COM 629337106 6 276 SH   SOLE 0 276 0 0
SERVICENOW, INC. COM 81762P102 14,825 239,300 SH   SOLE 0 0 119,500 119,800
NEOPHOTONICS CORPORATION COM 64051T100 4 1,056 SH   SOLE 0 1,056 0 0
NANOSTRING TECHNOLOGIES, COM 63009R109 122 8,167 SH   SOLE 0 67 0 8,100
NOVAVAX, INC. COM 670002104 142 30,448 SH   SOLE 0 248 0 30,200
NOVADAQ TECHNOLOGIES INC. COM 66987G102 265 16,131 SH   SOLE 0 531 0 15,600
NOVA MEASURING INSTRUMENT COM M7516K103 5 408 SH   SOLE 0 408 0 0
OLD DOMINION FREIGHT LINE COM 679580100 412 6,453 SH   SOLE 0 53 0 6,400
OHR PHARMACEUTICAL INC COM 67778H200 4 510 SH   SOLE 0 510 0 0
ORBCOMM INC. COM 68555P100 216 32,664 SH   SOLE 0 264 0 32,400
PALO ALTO NETWORKS, INC. COM 697435105 11,724 139,800 SH   SOLE 0 0 69,800 70,000
PRICELINE GROUP INC COM 741503403 13,355 11,100 SH   SOLE 0 0 5,520 5,580
PACIRA PHARMACEUTICALS, I COM 695127100 357 3,892 SH   SOLE 0 32 0 3,860
PARK CITY GROUP, INC. COM 700215304 8 675 SH   SOLE 0 675 0 0
PROFIRE ENERGY, INC. COM 74316X101 9 1,962 SH   SOLE 0 1,962 0 0
PROOFPOINT, INC. COM 743424103 7 195 SH   SOLE 0 195 0 0
PFSWEB, INC. COM 717098206 4 582 SH   SOLE 0 582 0 0
INSULET CORPORATION COM 45784P101 8,691 219,100 SH   SOLE 0 0 109,400 109,700
POLYONE CORPORATION COM 73179P106 421 9,982 SH   SOLE 0 82 0 9,900
PETROQUEST ENERGY, INC. COM 716748108 6 718 SH   SOLE 0 718 0 0
PROTO LABS, INC. COM 743713109 357 4,366 SH   SOLE 0 36 0 4,330
POWER SOLUTIONS INTERNATI COM 73933G202 4 62 SH   SOLE 0 62 0 0
PERNIX THERAPEUTICS HOLDI COM 71426V108 8 846 SH   SOLE 0 846 0 0
QUALITY DISTRIBUTION, INC COM 74756M102 10 666 SH   SOLE 0 666 0 0
REGENERON PHARMACEUTICALS COM 75886F107 10,686 37,830 SH   SOLE 0 0 19,000 18,830
RING ENERGY, INC. COM 76680V108 8 464 SH   SOLE 0 464 0 0
REIS, INC. COM 75936P105 278 13,230 SH   SOLE 0 417 0 12,813
RENTRAK CORPORATION COM 760174102 194 3,681 SH   SOLE 0 181 0 3,500
ALTISOURCE RESIDENTIAL CO COM 02153W100 66 2,570 SH   SOLE 0 20 0 2,550
RF MICRO DEVICES, INC. COM 749941100 285 29,740 SH   SOLE 0 240 0 29,500
REAL GOODS SOLAR, INC. CL CL A 75601N104 5 1,688 SH   SOLE 0 1,688 0 0
SAIA, INC. COM 78709Y105 138 3,125 SH   SOLE 0 25 0 3,100
SPIRIT AIRLINES, INC. COM 848577102 14,856 234,925 SH   SOLE 0 42 114,680 120,203
SBA COMMUNICATIONS CORPOR COM 78388J106 15,458 151,100 SH   SOLE 0 0 75,700 75,400
STARBUCKS CORPORATION COM 855244109 16,892 218,300 SH   SOLE 0 0 109,900 108,400
SUPERIOR DRILLING PRODUCT COM 868153107 4 719 SH   SOLE 0 719 0 0
U.S. SILICA HOLDINGS, INC COM 90346E103 301 5,443 SH   SOLE 0 43 0 5,400
SPLUNK INC. COM 848637104 9,606 173,600 SH   SOLE 0 0 86,600 87,000
SAPIENS INTERNATIONAL COR COM N7716A151 6 689 SH   SOLE 0 689 0 0
SEQUANS COMMUNICATIONS SA ADR 817323108 110 64,734 SH   SOLE 0 4,144 0 60,590
STEMLINE THERAPEUTICS, IN COM 85858C107 4 295 SH   SOLE 0 295 0 0
SKYWORKS SOLUTIONS, INC. COM 83088M102 10,083 214,700 SH   SOLE 0 0 107,200 107,500
SYNERGY RESOURCES CORPORA COM 87164P103 157 11,795 SH   SOLE 0 95 0 11,700
THOR INDUSTRIES, INC. COM 885160101 252 4,436 SH   SOLE 0 36 0 4,400
UNITED INSURANCE HOLDINGS COM 910710102 4 280 SH   SOLE 0 280 0 0
ULTIMATE SOFTWARE GROUP, COM 90385D107 14,654 106,046 SH   SOLE 0 14 52,092 53,940
VERACYTE INC COM 92337F107 6 344 SH   SOLE 0 344 0 0
WAGEWORKS, INC. COM 930427109 202 4,184 SH   SOLE 0 34 0 4,150
WEBMD HEALTH CORP. COM 94770V102 8,596 178,000 SH   SOLE 0 0 88,000 90,000
XCERRA CORPORATION COM 98400J108 9 900 SH   SOLE 0 900 0 0
XOMA CORPORATION COM 98419J107 60 13,359 SH   SOLE 0 1,059 0 12,300
ZHONE TECHNOLOGIES, INC. COM 98950P884 4 1,571 SH   SOLE 0 1,571 0 0
ZOE'S KITCHEN, INC. COM 98979J109 158 4,584 SH   SOLE 0 234 0 4,350