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
ABBVIE INC COM 00287Y109 60,078 1,064,450 SH   SOLE   819,190 0 245,260
ACADIA HEALTHCARE CO INC COM 00404A109 10,241 225,083 SH   SOLE   169,125 0 55,958
ACUITY BRANDS INC COM 00508Y102 21,987 159,041 SH   SOLE   141,100 0 17,941
ADOBE SYSTEMS INC COM 00724F101 30,213 417,540 SH   SOLE   321,420 0 96,120
AIRGAS INC COM 009363102 329 3,025 SH   SOLE   3,025 0 0
ALCOA INC COM 013817101 649 43,600 SH   SOLE   19,080 0 24,520
ALEXANDER & BALDWIN INC COM 014491104 14,581 351,762 SH   SOLE   337,433 0 14,329
ALEXANDRIA R E EQUITIES INC REIT 015271109 7,046 90,755 SH   SOLE   71,819 0 18,936
ALLEGHANY CORP COM 017175100 25,817 58,926 SH   SOLE   50,340 0 8,586
ALTERA CORP COM 021441100 594 17,091 SH   SOLE   7,445 0 9,646
AMAZON.COM INC COM 023135106 707 2,177 SH   SOLE   970 0 1,207
AMERICAN FINANCIAL GROUP INC COM 025932104 34,305 575,978 SH   SOLE   503,490 0 72,488
AMETEK INC COM 031100100 12,791 244,665 SH   SOLE   233,117 0 11,548
AON PLC COM G0408V102 477 5,290 SH   SOLE   5,290 0 0
APPLE INC COM 037833100 66,567 716,310 SH   SOLE   548,723 0 167,587
APPLIED INDUSTRIAL TECH INC COM 03820C105 10,232 201,696 SH   SOLE   164,261 0 37,435
APTARGROUP INC COM 038336103 10,319 153,986 SH   SOLE   121,970 0 32,016
ARGO GROUP INTL HOLDINGS LTD COM G0464B107 5,876 114,966 SH   SOLE   95,084 0 19,882
ASPEN TECHNOLOGY INC COM 045327103 22,897 493,460 SH   SOLE   428,621 0 64,839
ATWOOD OCEANICS COM 050095108 10,340 197,024 SH   SOLE   150,818 0 46,206
AVALONBAY COMMUNITIES INC REIT 053484101 568 3,993 SH   SOLE   1,740 0 2,253
AVNET INC COM 053807103 11,518 259,940 SH   SOLE   246,966 0 12,974
BANKUNITED INC COM 06652K103 8,610 257,175 SH   SOLE   203,645 0 53,530
BILL BARRETT CORP COM 06846N104 6,783 253,286 SH   SOLE   199,224 0 54,062
BIOGEN IDEC INC COM 09062X103 41,063 130,230 SH   SOLE   100,410 0 29,820
BLACK HILLS CORP COM 092113109 10,721 174,637 SH   SOLE   137,649 0 36,988
BORGWARNER INC COM 099724106 16,481 252,811 SH   SOLE   234,437 0 18,374
BOSTON SCIENTIFIC CORP COM 101137107 674 52,751 SH   SOLE   23,126 0 29,625
BROOKFIELD ASSET MANAGEMENT COM 112585104 86,407 1,962,913 SH   SOLE   1,519,386 0 443,527
BUCKLE INC COM 118440106 6,333 142,769 SH   SOLE   110,661 0 32,108
BUFFALO WILD WINGS INC COM 119848109 13,377 80,723 SH   SOLE   63,244 0 17,479
CABELAS INC COM 126804301 30,900 495,200 SH   SOLE   435,695 0 59,505
CABOT CORP COM 127055101 6,586 113,574 SH   SOLE   92,419 0 21,155
CABOT OIL & GAS CORP COM 127097103 534 15,640 SH   SOLE   6,860 0 8,780
CARLISLE COS INC COM 142339100 11,654 134,538 SH   SOLE   127,800 0 6,738
CARPENTER TECHNOLOGY CORP COM 144285103 9,081 143,581 SH   SOLE   113,924 0 29,657
CASEYS GENERAL STORES INC COM 147528103 15,294 217,578 SH   SOLE   168,718 0 48,860
CEPHEID INC COM 15670R107 15,103 315,032 SH   SOLE   278,241 0 36,791
CERNER CORP COM 156782104 467 9,048 SH   SOLE   4,390 0 4,658
CHEVRON CORP COM 166764100 1,212 9,287 SH   SOLE   4,045 0 5,242
CHURCH & DWIGHT INC COM 171340102 27,730 396,419 SH   SOLE   384,112 0 12,307
CITIGROUP INC COM 172967424 1,061 22,523 SH   SOLE   9,900 0 12,623
CITY NATIONAL CORP COM 178566105 17,724 233,953 SH   SOLE   223,534 0 10,419
COGNEX CORP COM 192422103 9,077 236,393 SH   SOLE   226,985 0 9,408
COGNIZANT TECH SOLUTIONS COM 192446102 800 16,362 SH   SOLE   7,130 0 9,232
COLFAX CORP COM 194014106 10,595 142,140 SH   SOLE   136,320 0 5,820
COLGATE-PALMOLIVE CO COM 194162103 1,028 15,080 SH   SOLE   8,460 0 6,620
COLUMBIA BANKING SYSTEM INC COM 197236102 11,862 450,837 SH   SOLE   355,891 0 94,946
COMCAST CORP COM 20030N101 100,066 1,864,113 SH   SOLE   1,436,905 0 427,208
COMERICA INC COM 200340107 18,580 370,418 SH   SOLE   353,560 0 16,858
COMPUTER SCIENCES CORP COM 205363104 6,160 97,470 SH   SOLE   93,050 0 4,420
COOPER COMPANIES INC COM 216648402 46,394 342,319 SH   SOLE   265,049 0 77,270
CORNERSTONE ONDEMAND INC COM 21925Y103 5,383 116,962 SH   SOLE   91,775 0 25,187
CORP OFFICE PPTYS TR INC REIT 22002T108 5,337 191,892 SH   SOLE   141,679 0 50,213
COSTCO WHOLESALE CORP COM 22160K105 1,002 8,703 SH   SOLE   3,875 0 4,828
COVANCE INC COM 222816100 12,052 140,832 SH   SOLE   134,951 0 5,881
CUBIST PHARMACEUTICALS INC COM 229678107 12,851 184,062 SH   SOLE   160,840 0 23,222
CULLEN/FROST BANKERS INC COM 229899109 39,708 499,971 SH   SOLE   435,037 0 64,934
CYPRESS SEMICONDUCTOR CORP COM 232806109 12,185 1,116,862 SH   SOLE   971,194 0 145,668
DANAHER CORP COM 235851102 1,304 16,564 SH   SOLE   7,556 0 9,008
DECKERS OUTDOOR CORP COM 243537107 8,828 102,263 SH   SOLE   80,809 0 21,454
DEXCOM INC COM 252131107 11,856 298,949 SH   SOLE   263,235 0 35,714
DISCOVER FINANCIAL SVCS INC COM 254709108 96,603 1,558,610 SH   SOLE   1,200,440 0 358,170
DISNEY (WALT) CO COM 254687106 96,671 1,127,494 SH   SOLE   865,950 0 261,544
EASTGROUP PROPERTIES REIT 277276101 4,093 63,720 SH   SOLE   50,255 0 13,465
ECOLAB INC COM 278865100 58,135 522,137 SH   SOLE   401,315 0 120,822
EL PASO ELECTRIC CO COM 283677854 8,573 213,216 SH   SOLE   167,327 0 45,889
EMC CORP/MA COM 268648102 586 22,241 SH   SOLE   9,885 0 12,356
ENERSYS INC COM 29275Y102 23,678 344,209 SH   SOLE   298,058 0 46,151
ESSEX PROPERTY TRUST REIT 297178105 15,344 82,983 SH   SOLE   78,930 0 4,053
ESTERLINE TECHNOLOGIES CORP COM 297425100 21,589 187,533 SH   SOLE   161,768 0 25,765
FIRST REPUBLIC BANK COM 33616C100 103,767 1,887,010 SH   SOLE   1,454,850 0 432,160
FISERV INC COM 337738108 932 15,448 SH   SOLE   6,840 0 8,608
FLIR SYSTEMS INC COM 302445101 8,203 236,205 SH   SOLE   225,425 0 10,780
FLUIDIGM CORP COM 34385P108 3,261 110,923 SH   SOLE   85,888 0 25,035
FMC CORP COM 302491303 13,440 188,792 SH   SOLE   175,778 0 13,014
FULLER (H. B.) CO COM 359694106 15,290 317,870 SH   SOLE   282,730 0 35,140
GATX CORP COM 361448103 15,147 226,283 SH   SOLE   200,686 0 25,597
GENESEE & WYOMING INC -CL A COM 371559105 15,143 144,217 SH   SOLE   137,688 0 6,529
GENOMIC HEALTH INC COM 37244C101 12,761 465,740 SH   SOLE   405,102 0 60,638
GOLDMAN SACHS GROUP INC COM 38141G104 970 5,791 SH   SOLE   2,514 0 3,277
GOOGLE INC COM 38259P508 35,634 60,947 SH   SOLE   46,789 0 14,158
GOOGLE INC COM 38259P706 35,062 60,947 SH   SOLE   46,789 0 14,158
GREEN DOT CORP COM 39304D102 6,154 324,240 SH   SOLE   310,300 0 13,940
GUIDEWIRE SOFTWARE INC COM 40171V100 3,517 86,506 SH   SOLE   68,021 0 18,485
HARMAN INTERNATIONAL INDS COM 413086109 6,114 56,910 SH   SOLE   54,320 0 2,590
HARTE HANKS INC COM 416196103 5,191 721,935 SH   SOLE   561,625 0 160,310
HELIX ENERGY SOLUTIONS GROUP COM 42330P107 9,314 354,017 SH   SOLE   276,292 0 77,725
HELMERICH & PAYNE COM 423452101 37,849 325,977 SH   SOLE   252,197 0 73,780
HENRY (JACK) & ASSOCIATES COM 426281101 31,465 529,451 SH   SOLE   469,054 0 60,397
IDEX CORP COM 45167R104 8,655 107,190 SH   SOLE   86,891 0 20,299
ILLINOIS TOOL WORKS COM 452308109 101,332 1,157,284 SH   SOLE   892,085 0 265,199
ILLUMINA INC COM 452327109 18,456 103,374 SH   SOLE   97,456 0 5,918
INTL FLAVORS & FRAGRANCES COM 459506101 30,293 290,500 SH   SOLE   273,965 0 16,535
INTL RECTIFIER CORP COM 460254105 6,836 245,029 SH   SOLE   192,112 0 52,917
IPG PHOTONICS CORP COM 44980X109 5,677 82,514 SH   SOLE   65,664 0 16,850
ISIS PHARMACEUTICALS INC COM 464330109 10,412 302,243 SH   SOLE   260,124 0 42,119
ITC HOLDINGS CORP COM 465685105 21,899 600,293 SH   SOLE   535,547 0 64,746
ITT CORP COM 450911201 30,078 625,315 SH   SOLE   554,620 0 70,695
JACOBS ENGINEERING GROUP INC COM 469814107 698 13,099 SH   SOLE   5,710 0 7,389
JOHNSON & JOHNSON COM 478160104 89,017 850,860 SH   SOLE   653,480 0 197,380
K12 INC COM 48273U102 2,768 115,000 SH   SOLE   90,102 0 24,898
KENNAMETAL INC COM 489170100 17,767 383,896 SH   SOLE   339,991 0 43,905
KIRBY CORP COM 497266106 15,046 128,445 SH   SOLE   123,095 0 5,350
LEAPFROG ENTERPRISES INC COM 52186N106 3,830 521,114 SH   SOLE   393,388 0 127,726
LEGG MASON INC COM 524901105 8,810 171,695 SH   SOLE   163,935 0 7,760
LIFEPOINT HOSPITALS INC COM 53219L109 14,460 232,853 SH   SOLE   179,908 0 52,945
LINCOLN ELECTRIC HLDGS INC COM 533900106 12,789 183,019 SH   SOLE   143,769 0 39,250
LITTELFUSE INC COM 537008104 9,603 103,318 SH   SOLE   82,594 0 20,724
LKQ CORP COM 501889208 10,339 387,364 SH   SOLE   369,841 0 17,523
LOWE'S COMPANIES INC COM 548661107 1,017 21,193 SH   SOLE   9,160 0 12,033
MARKEL CORP COM 570535104 15,973 24,362 SH   SOLE   22,428 0 1,934
MASTEC INC COM 576323109 4,474 145,175 SH   SOLE   113,741 0 31,434
MDU RESOURCES GROUP INC COM 552690109 17,783 506,643 SH   SOLE   485,993 0 20,650
MEASUREMENT SPECIALTIES INC COM 583421102 10,278 119,420 SH   SOLE   95,945 0 23,475
MEDIDATA SOLUTIONS INC COM 58471A105 11,598 270,915 SH   SOLE   237,114 0 33,801
MERITAGE HOMES CORP COM 59001A102 4,199 99,468 SH   SOLE   79,413 0 20,055
METHANEX CORP COM 59151K108 20,154 326,221 SH   SOLE   288,002 0 38,219
MGIC INVESTMENT CORP/WI COM 552848103 20,248 2,191,380 SH   SOLE   1,913,870 0 277,510
MICROSOFT CORP COM 594918104 64,218 1,540,011 SH   SOLE   1,182,440 0 357,571
MID-AMERICA APT CMNTYS INC REIT 59522J103 6,132 83,946 SH   SOLE   65,946 0 18,000
MOOG INC -CL A COM 615394202 8,587 117,806 SH   SOLE   85,912 0 31,894
MWI VETERINARY SUPPLY COM 55402X105 7,519 52,956 SH   SOLE   41,580 0 11,376
NATIONAL FUEL GAS CO COM 636180101 74,291 948,795 SH   SOLE   789,945 0 158,850
NAVIOS MARITIME HOLDINGS INC COM Y62196103 4,198 414,852 SH   SOLE   326,717 0 88,135
NEOGEN CORP COM 640491106 5,565 137,510 SH   SOLE   106,279 0 31,231
NEWMARKET CORP COM 651587107 8,513 21,711 SH   SOLE   17,006 0 4,705
NEWPARK RESOURCES COM 651718504 6,344 509,115 SH   SOLE   397,155 0 111,960
NEXTERA ENERGY INC COM 65339F101 812 7,926 SH   SOLE   3,965 0 3,961
NORTHEAST UTILITIES COM 664397106 557 11,774 SH   SOLE   5,200 0 6,574
NVR INC COM 62944T105 13,027 11,322 SH   SOLE   10,828 0 494
OCCIDENTAL PETROLEUM CORP COM 674599105 144,572 1,408,676 SH   SOLE   1,085,378 0 323,298
OCEANEERING INTERNATIONAL COM 675232102 16,528 211,545 SH   SOLE   201,300 0 10,245
OGE ENERGY CORP COM 670837103 73,256 1,874,524 SH   SOLE   1,538,870 0 335,654
OIL STATES INTL INC COM 678026105 14,747 230,092 SH   SOLE   219,678 0 10,414
OMNICELL INC COM 68213N109 8,259 287,674 SH   SOLE   221,522 0 66,152
OPEN TEXT CORP COM 683715106 10,745 224,137 SH   SOLE   212,953 0 11,184
ORBITAL SCIENCES CORP COM 685564106 8,030 271,735 SH   SOLE   211,968 0 59,767
PANDORA MEDIA INC COM 698354107 11,227 380,580 SH   SOLE   364,580 0 16,000
PAREXEL INTERNATIONAL CORP COM 699462107 7,972 150,869 SH   SOLE   118,179 0 32,690
PARKER-HANNIFIN CORP COM 701094104 759 6,039 SH   SOLE   2,635 0 3,404
POLYONE CORP COM 73179P106 14,020 332,690 SH   SOLE   300,190 0 32,500
PORTFOLIO RECOVRY ASSOC INC COM 73640Q105 8,007 134,506 SH   SOLE   99,817 0 34,689
POTLATCH CORP REIT 737630103 4,569 110,362 SH   SOLE   86,289 0 24,073
POWER INTEGRATIONS INC COM 739276103 6,117 106,305 SH   SOLE   83,260 0 23,045
PRECISION CASTPARTS CORP COM 740189105 804 3,186 SH   SOLE   1,383 0 1,803
PRICE (T. ROWE) GROUP COM 74144T108 820 9,716 SH   SOLE   4,315 0 5,401
PROOFPOINT INC COM 743424103 15,628 417,197 SH   SOLE   368,051 0 49,146
PROSPERITY BANCSHARES INC COM 743606105 20,183 322,414 SH   SOLE   309,575 0 12,839
PTC INC COM 69370C100 13,294 342,621 SH   SOLE   271,881 0 70,740
QUANTA SERVICES INC COM 74762E102 8,753 253,115 SH   SOLE   241,665 0 11,450
RAYONIER INC REIT 754907103 12,100 340,366 SH   SOLE   315,272 0 25,094
REDWOOD TRUST INC REIT 758075402 8,222 422,270 SH   SOLE   342,398 0 79,872
REGAL-BELOIT CORP COM 758750103 8,839 112,513 SH   SOLE   105,177 0 7,336
RELIANCE STEEL & ALUMINUM CO COM 759509102 38,462 521,805 SH   SOLE   431,787 0 90,018
ROPER INDUSTRIES INC/DE COM 776696106 67,091 459,499 SH   SOLE   354,405 0 105,094
ROSS STORES INC COM 778296103 616 9,308 SH   SOLE   4,090 0 5,218
RPM INTERNATIONAL INC COM 749685103 15,045 325,795 SH   SOLE   313,145 0 12,650
RUBY TUESDAY INC COM 781182100 3,817 502,959 SH   SOLE   342,785 0 160,174
SCHLUMBERGER LTD COM 806857108 1,038 8,800 SH   SOLE   4,085 0 4,715
SCHWAB (CHARLES) CORP COM 808513105 101,205 3,758,060 SH   SOLE   2,895,802 0 862,258
SEATTLE GENETICS INC COM 812578102 6,651 173,881 SH   SOLE   166,414 0 7,467
SIERRA WIRELESS INC COM 826516106 5,240 259,810 SH   SOLE   204,740 0 55,070
SKYWORKS SOLUTIONS INC COM 83088M102 8,277 176,250 SH   SOLE   138,064 0 38,186
SNAP-ON INC COM 833034101 28,747 242,552 SH   SOLE   215,196 0 27,356
SPANSION INC COM 84649R200 15,479 734,647 SH   SOLE   664,897 0 69,750
SQUARE 1 FINANCIAL INC COM 85223W101 4,938 259,759 SH   SOLE   189,475 0 70,284
STERICYCLE INC COM 858912108 95,275 804,554 SH   SOLE   648,398 0 156,156
STIFEL FINANCIAL CORP COM 860630102 20,887 441,122 SH   SOLE   384,974 0 56,148
SUPERIOR ENERGY SERVICES INC COM 868157108 12,387 342,764 SH   SOLE   268,777 0 73,987
SVB FINANCIAL GROUP COM 78486Q101 29,333 251,525 SH   SOLE   219,375 0 32,150
SYNTEL INC COM 87162H103 17,837 207,500 SH   SOLE   183,936 0 23,564
TAIWAN SEMICONDUCTOR MFG CO ADR 874039100 34,036 1,591,225 SH   SOLE   1,231,615 0 359,610
TCF FINANCIAL CORP COM 872275102 8,628 527,059 SH   SOLE   433,690 0 93,369
TEXAS CAPITAL BANCSHARES INC COM 88224Q107 5,903 109,425 SH   SOLE   87,185 0 22,240
THERMO FISHER SCIENTIFIC INC COM 883556102 68,541 580,860 SH   SOLE   446,560 0 134,300
TIBCO SOFTWARE INC COM 88632Q103 3,675 182,217 SH   SOLE   141,978 0 40,239
TORCHMARK CORP COM 891027104 19,779 241,448 SH   SOLE   229,988 0 11,460
TRACTOR SUPPLY CO COM 892356106 25,477 421,807 SH   SOLE   373,233 0 48,574
TRIMBLE NAVIGATION LTD COM 896239100 31,328 847,858 SH   SOLE   764,558 0 83,300
UGI CORP COM 902681105 36,027 713,405 SH   SOLE   625,142 0 88,263
UNDER ARMOUR INC COM 904311107 38,438 646,123 SH   SOLE   587,031 0 59,092
UNION PACIFIC CORP COM 907818108 90,777 910,046 SH   SOLE   700,788 0 209,258
UNIVERSAL FOREST PRODS INC COM 913543104 8,898 184,334 SH   SOLE   143,249 0 41,085
UNIVERSAL HEALTH SVCS INC COM 913903100 22,263 232,486 SH   SOLE   221,233 0 11,253
VERIZON COMMUNICATIONS INC COM 92343V104 1,137 23,232 SH   SOLE   10,800 0 12,432
VF CORP COM 918204108 617 9,790 SH   SOLE   4,610 0 5,180
VISA INC COM 92826C839 63,502 301,370 SH   SOLE   231,790 0 69,580
WAGEWORKS INC COM 930427109 13,905 288,427 SH   SOLE   253,830 0 34,597
WALGREEN CO COM 931422109 69,201 933,510 SH   SOLE   716,375 0 217,135
WELLS FARGO & CO COM 949746101 1,343 25,553 SH   SOLE   11,285 0 14,268
WEST PHARMACEUTICAL SVSC INC COM 955306105 28,130 666,905 SH   SOLE   590,165 0 76,740
WHIRLPOOL CORP COM 963320106 42,766 307,180 SH   SOLE   237,800 0 69,380
WHITING PETROLEUM CORP COM 966387102 84,330 1,050,838 SH   SOLE   875,557 0 175,281
WILLIAMS-SONOMA INC COM 969904101 22,158 308,694 SH   SOLE   294,827 0 13,867
WOLVERINE WORLD WIDE COM 978097103 7,293 279,869 SH   SOLE   216,556 0 63,313
ZOETIS INC COM 98978V103 58,938 1,826,397 SH   SOLE   1,413,726 0 412,671