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
51JOB INC COM 316827104 15,748 219,265 SH   SOLE   0 0 219,265
ABERCROMBIE & FITCH COM 002896207 11,920 337,000 SH   SOLE   0 0 337,000
ACELRX PHARMACEUTICALS COM 00444T100 5,049 468,378 SH   SOLE   1,480 0 466,898
ACXIOM COM 005125109 13,954 491,510 SH   SOLE   0 0 491,510
ADVISORY BOARD COM 00762W107 15,009 252,331 SH   SOLE   0 0 252,331
AFFILIATED MANAGERS GROUP COM 008252108 26,778 146,615 SH   SOLE   0 0 146,615
ALIGN TECHNOLOGY COM 016255101 21,905 455,400 SH   SOLE   0 0 455,400
ALKERMES COM G01767105 83,035 2,469,810 SH   SOLE   0 0 2,469,810
ALLIANCE DATA SYSTEMS COM 018581108 14,221 67,250 SH   SOLE   0 0 67,250
ALPHA NATURAL RESOURCES COM 02076X102 4,193 703,600 SH   SOLE   0 0 703,600
ANGIE'S LIST COM 034754101 22,719 1,010,170 SH   SOLE   0 0 1,010,170
ARUBA NETWORKS COM 043176106 21,146 1,270,800 SH   SOLE   0 0 1,270,800
ASPEN TECHNOLOGY INC COM 045327103 18,140 525,030 SH   SOLE   0 0 525,030
ATMI INC COM 00207R101 19,969 752,976 SH   SOLE   1,860 0 751,116
ATWOOD OCEANICS COM 050095108 5,009 91,000 SH   SOLE   0 0 91,000
AVEO PHARMACEUTICALS COM 053588109 978 474,651 SH   SOLE   0 0 474,651
BASIC ENERGY COM 06985P100 4,740 375,000 SH   SOLE   0 0 375,000
BIO RAD LABS COM 090572207 31,287 266,134 SH   SOLE   0 0 266,134
BIOMARIN PHARMACEUTICALS COM 09061G101 40,141 556,200 SH   SOLE   0 0 556,200
BJ'S RESTAURANTS COM 09180C106 17,440 608,310 SH   SOLE   0 0 608,310
BLACK DIAMOND COM 09202G101 12,951 1,065,050 SH   SOLE   3,300 0 1,061,750
BROADSOFT COM 11133B409 5,014 138,980 SH   SOLE   180 0 138,800
BROCADE COMMUNICATIONS COM 111621306 13,006 1,615,700 SH   SOLE   0 0 1,615,700
BRUKER CORP COM 116794108 47,350 2,293,000 SH   SOLE   0 0 2,293,000
BRUNSWICK CORP COM 117043109 26,764 670,600 SH   SOLE   0 0 670,600
BUFFALO WILD WINGS COM 119848109 44,784 402,820 SH   SOLE   0 0 402,820
CABELA'S COM 126804301 18,373 291,500 SH   SOLE   0 0 291,500
CADENCE DESIGN COM 127387108 29,194 2,160,900 SH   SOLE   0 0 2,160,900
CALAVO GROWERS COM 128246105 1,559 51,560 SH   SOLE   920 0 50,640
CARBONITE, INC COM 141337105 1,651 110,069 SH   SOLE   0 0 110,069
CASEYS GENERAL STORES COM 147528103 30,105 410,200 SH   SOLE   0 0 410,200
CASH AMERICA COM 14754D100 4,044 89,300 SH   SOLE   0 0 89,300
CECO ENVIRONMENTAL COM 125141101 12,016 853,413 SH   SOLE   2,820 0 850,593
CELADON GROUP COM 150838100 6,450 345,499 SH   SOLE   0 0 345,499
CEVA COM 157210105 4,727 274,021 SH   SOLE   250 0 273,771
CHICOS FAS COM 168615102 14,826 889,900 SH   SOLE   0 0 889,900
CINEMARK HOLDINGS COM 17243V102 24,399 768,700 SH   SOLE   0 0 768,700
CLEAN ENERGY FUELS CORP COM 184499101 16,439 1,287,300 SH   SOLE   0 0 1,287,300
COMFORT SYSTEMS COM 199908104 4,365 259,640 SH   SOLE   2,010 0 257,630
COMPUTER TASK GROUP COM 205477102 571 35,330 SH   SOLE   630 0 34,700
CONCUR TECHN COM 206708109 16,737 151,462 SH   SOLE   0 0 151,462
CONSTANT CONTACT COM 210313102 18,473 780,102 SH   SOLE   0 0 780,102
COSTAR CORP COM 22160N109 25,068 149,290 SH   SOLE   0 0 149,290
CROCS INC COM 227046109 47,988 3,528,500 SH   SOLE   0 0 3,528,500
CUTERA COM 232109108 5,482 615,942 SH   SOLE   3,200 0 612,742
CYNOSURE COM 232577205 8,782 384,993 SH   SOLE   796 0 384,197
DEMANDWARE COM 24802Y105 12,736 274,905 SH   SOLE   0 0 274,905
DENTSPLY COM 249030107 24,328 560,350 SH   SOLE   0 0 560,350
DICKS SPORTING GOODS COM 253393102 45,146 845,756 SH   SOLE   0 0 845,756
DIGITAL GLOBE COM 25389M877 2,776 87,800 SH   SOLE   0 0 87,800
DIVERSIFIED RESTAURANT HOLDING COM 25532M105 1,423 216,930 SH   SOLE   2,141 0 214,789
DOUGLAS DYNAMICS COM 25960R105 7,822 531,005 SH   SOLE   2,000 0 529,005
DSW SHOE WAREHOUSE COM 23334L102 39,751 465,900 SH   SOLE   0 0 465,900
DURECT CORP COM 266605104 4,012 2,994,083 SH   SOLE   6,570 0 2,987,513
DXP ENTERPRISES COM 233377407 29,818 377,588 SH   SOLE   222 0 377,366
E2OPEN COM 29788A104 21,137 943,620 SH   SOLE   0 0 943,620
EDWARDS LIFESCIENCES COM 28176E108 12,429 178,500 SH   SOLE   0 0 178,500
ELAN CORP PLC COM 284131208 17,346 1,113,373 SH   SOLE   0 0 1,113,373
ELECTRO RENT COM 285218103 1,168 64,400 SH   SOLE   1,150 0 63,250
ENCORE WIRE COM 292562105 573 14,530 SH   SOLE   260 0 14,270
ENTROPIC COMMUNICATIONS COM 29384R105 18,095 4,145,420 SH   SOLE   3,440 0 4,141,980
EPAM SYSTEMS COM 29414B104 13,607 394,400 SH   SOLE   0 0 394,400
EURONET COM 298736109 55,921 1,402,235 SH   SOLE   0 0 1,402,235
EXPONENT COM 30214U102 13,285 185,367 SH   SOLE   0 0 185,367
FACTSET RESEARCH SYSTEMS COM 303075105 21,782 199,650 SH   SOLE   0 0 199,650
FAIRWAY GROUP HOLDINGS COM 30603D109 4,683 183,200 SH   SOLE   0 0 183,200
FEI COMPANY COM 30241L109 28,539 325,050 SH   SOLE   0 0 325,050
FIESTA RESTAURANT GROUP COM 31660B101 11,108 295,200 SH   SOLE   0 0 295,200
FINISAR COM 31787A507 40,625 1,795,200 SH   SOLE   0 0 1,795,200
FLOW INTL COM 343468104 1,229 308,000 SH   SOLE   5,500 0 302,500
FRANCESCA'S HOLDINGS COM 351793104 20,596 1,106,100 SH   SOLE   0 0 1,106,100
GENESCO INC COM 371532102 19,713 300,600 SH   SOLE   0 0 300,600
GENESEE & WYOMING COM 371559105 26,549 285,560 SH   SOLE   0 0 285,560
GENTHERM COM 37253A103 4,388 229,860 SH   SOLE   0 0 229,860
GENTIUM COM 37250B104 6,145 226,500 SH   SOLE   0 0 226,500
GLOBAL CASH ACCESS COM 378967103 7,588 971,581 SH   SOLE   0 0 971,581
GRAND CANYON EDUCATION COM 38526M106 21,954 545,580 SH   SOLE   0 0 545,580
GUESS INC COM 401617105 35,132 1,176,965 SH   SOLE   0 0 1,176,965
HANESBRANDS INC COM 410345102 16,331 262,100 SH   SOLE   0 0 262,100
HARRIS & HARRIS COM 413833104 3,358 1,119,388 SH   SOLE   3,450 0 1,115,938
HARVARD BIOSCIENCE COM 416906105 5,309 1,009,325 SH   SOLE   3,370 0 1,005,955
HENRY SCHEIN COM 806407102 35,109 338,350 SH   SOLE   0 0 338,350
HIBBETT SPORTS COM 428567101 10,850 193,370 SH   SOLE   0 0 193,370
HOMEAWAY INC COM 43739Q100 12,312 440,328 SH   SOLE   0 0 440,328
II-VI COM 902104108 2,871 152,700 SH   SOLE   0 0 152,700
IMAX CORP COM 45245E109 32,040 1,059,540 SH   SOLE   0 0 1,059,540
IMMUNOGEN COM 45253H101 18,709 1,099,230 SH   SOLE   1,200 0 1,098,030
IMPERVA COM 45321L100 10,963 260,900 SH   SOLE   0 0 260,900
INFOBLOX COM 45672H104 62,437 1,493,000 SH   SOLE   0 0 1,493,000
INNER WORKINGS INC COM 45773Y105 6,665 678,696 SH   SOLE   0 0 678,696
INPHI COM 45772F107 5,533 412,000 SH   SOLE   0 0 412,000
INTERNET CAPITAL GROUP COM 44928D108 842 59,370 SH   SOLE   0 0 59,370
INTERSIL COM 46069S109 10,107 899,995 SH   SOLE   0 0 899,995
INVACARE COM 461203101 9,201 532,800 SH   SOLE   750 0 532,050
INVENSENSE INC COM 46123D205 20,561 1,166,900 SH   SOLE   0 0 1,166,900
IPG PHOTONICS COM 44980X109 12,662 224,700 SH   SOLE   0 0 224,700
IROBOT COM 462726100 24,406 648,333 SH   SOLE   0 0 648,333
ISIS PHARMACEUTICALS COM 464330109 31,635 842,689 SH   SOLE   0 0 842,689
JAMES RIVER COAL CO COM 470355207 1,104 557,400 SH   SOLE   0 0 557,400
JETBLUE AIRWAYS COM 477143101 3,266 490,000 SH   SOLE   0 0 490,000
KAMAN CORP COM 483548103 26,109 689,620 SH   SOLE   1,040 0 688,580
KAR AUCTION SERVICES COM 48238T109 23,081 818,200 SH   SOLE   0 0 818,200
KB HOME COM 48666K109 7,372 409,100 SH   SOLE   0 0 409,100
KENNAMETAL COM 489170100 39,520 866,663 SH   SOLE   0 0 866,663
KEY ENERGY SVCS COM 492914106 13,346 1,830,700 SH   SOLE   0 0 1,830,700
KNIGHT TRANS COM 499064103 11,787 713,480 SH   SOLE   0 0 713,480
LEMAITRE VASCULAR COM 525558201 5,263 785,597 SH   SOLE   5,730 0 779,867
LINKEDIN CORP COM 53578A108 37,015 150,432 SH   SOLE   0 0 150,432
LIQUIDITY SERVICES COM 53635B107 50,900 1,519,414 SH   SOLE   0 0 1,519,414
LITTELFUSE COM 537008104 8,604 110,000 SH   SOLE   0 0 110,000
LIVEPERSON COM 538146101 5,595 593,359 SH   SOLE   0 0 593,359
LULULEMON ATHLETICA COM 550021109 13,346 182,500 SH   SOLE   0 0 182,500
LUMINEX CORP COM 55027E102 11,307 565,330 SH   SOLE   1,188 0 564,142
MARINEMAX INC COM 567908108 6,175 506,109 SH   SOLE   1,902 0 504,207
MASTEC COM 576323109 7,920 261,378 SH   SOLE   0 0 261,378
MCGRATH RENT COM 580589109 1,501 42,034 SH   SOLE   750 0 41,284
MELLANOX TECHNOLOGIES COM M51363113 4,728 124,500 SH   SOLE   0 0 124,500
MERITAGE HOMES CORP COM 59001A102 7,488 174,350 SH   SOLE   0 0 174,350
METTLER TOLEDO COM 592688105 26,254 109,350 SH   SOLE   0 0 109,350
MICROSEMI COM 595137100 9,489 391,300 SH   SOLE   0 0 391,300
MOBILE MINI COM 60740F105 36,080 1,059,300 SH   SOLE   0 0 1,059,300
MODINE MANUFACTURING COM 607828100 17,681 1,208,574 SH   SOLE   3,400 0 1,205,174
MONOLITHIC POWER COM 609839105 11,901 393,030 SH   SOLE   500 0 392,530
MONOTYPE IMAGING COM 61022P100 20,262 706,992 SH   SOLE   880 0 706,112
MONRO MUFFLER COM 610236101 11,963 257,650 SH   SOLE   0 0 257,650
MWI VETERINARY SUPPLY COM 55402X105 4,712 31,550 SH   SOLE   0 0 31,550
NANOSPHERE COM 63009F105 4,590 2,294,971 SH   SOLE   8,095 0 2,286,876
NEKTAR COM 640268108 28,356 2,714,830 SH   SOLE   1,230 0 2,713,600
NEOGENOMICS COM 64049M209 1,168 389,230 SH   SOLE   8,130 0 381,100
NUPATHE INC COM 67059M100 2,853 1,183,659 SH   SOLE   4,590 0 1,179,069
OCEANEERING INTERNATIONAL COM 675232102 2,250 27,700 SH   SOLE   0 0 27,700
OM GROUP COM 670872100 24,357 721,050 SH   SOLE   1,460 0 719,590
ONYX PHARMACEUTICALS COM 683399109 37,510 300,800 SH   SOLE   0 0 300,800
OSI SYSTEMS COM 671044105 6,871 92,380 SH   SOLE   0 0 92,380
OUTERWALL INC COM 690070107 46,508 929,600 SH   SOLE   0 0 929,600
OXFORD INDUSTRIES COM 691497309 8,701 128,000 SH   SOLE   0 0 128,000
PAIN THERAPEUTICS COM 69562K100 387 142,220 SH   SOLE   2,540 0 139,680
PANDORA COM 698354107 38,879 1,547,124 SH   SOLE   0 0 1,547,124
PERFICIENT COM 71375U101 16,795 914,750 SH   SOLE   750 0 914,000
PERICOM SEMICONDUCTOR COM 713831105 3,218 412,520 SH   SOLE   0 0 412,520
POWER INTEGRATIONS COM 739276103 12,007 221,690 SH   SOLE   330 0 221,360
POWER SOLUTIONS INTERNATIONAL COM 73933G202 26,402 446,578 SH   SOLE   1,170 0 445,408
PRICESMART COM 741511109 36,436 382,600 SH   SOLE   0 0 382,600
PROGRESS SFTWR COM 743312100 9,670 374,070 SH   SOLE   920 0 373,150
PROOFPOINT COM 743424103 10,550 328,450 SH   SOLE   750 0 327,700
PROS HOLDING COM 74346Y103 21,012 614,569 SH   SOLE   0 0 614,569
PROTHENA CORP PLC COM G72800108 686 33,894 SH   SOLE   0 0 33,894
PROTO LABS COM 743713109 4,760 62,310 SH   SOLE   0 0 62,310
PTC INC COM 69370C100 36,155 1,270,370 SH   SOLE   0 0 1,270,370
QIAGEN NV COM N72482107 17,698 827,000 SH   SOLE   0 0 827,000
QLIK TECHNOLOGIES COM 74733T105 35,455 1,035,800 SH   SOLE   0 0 1,035,800
QUALYS INC COM 74758T303 12,334 576,630 SH   SOLE   1,180 0 575,450
RADWARE COM M81873107 27,925 2,001,772 SH   SOLE   790 0 2,000,982
RBC BEARINGS COM 75524B104 42,613 646,728 SH   SOLE   500 0 646,228
REALD INC COM 75604L105 12,586 1,797,935 SH   SOLE   0 0 1,797,935
RED HAT INC COM 756577102 35,085 760,400 SH   SOLE   0 0 760,400
REGENERON COM 75886F107 39,046 124,800 SH   SOLE   0 0 124,800
RESPONSYS INC COM 761248103 9,501 575,108 SH   SOLE   0 0 575,108
RIVERBED TECHNOLOGY COM 768573107 24,784 1,698,700 SH   SOLE   0 0 1,698,700
ROVI COM 779376102 12,025 627,300 SH   SOLE   0 0 627,300
RPC INC COM 749660106 12,720 822,250 SH   SOLE   0 0 822,250
RUCKUS WIRELESS COM 781220108 40,226 2,390,150 SH   SOLE   0 0 2,390,150
RUDOLPH TECH COM 781270103 4,490 393,817 SH   SOLE   1,130 0 392,687
RUSH ENTERPRISES COM 781846209 831 31,360 SH   SOLE   560 0 30,800
RYLAND GROUP COM 783764103 7,305 180,200 SH   SOLE   0 0 180,200
SAFEGUARD SCIENTIFICS COM 786449207 9,787 623,759 SH   SOLE   2,140 0 621,619
SALESFORCE.COM COM 79466L302 21,105 406,560 SH   SOLE   0 0 406,560
SANTARUS COM 802817304 35,820 1,585,646 SH   SOLE   1,420 0 1,584,226
SAPIENT COM 803062108 12,010 769,900 SH   SOLE   0 0 769,900
SAREPTA THERAPEUTICS COM 803607100 16,207 343,160 SH   SOLE   310 0 342,850
SCHWEITZER MAUDUIT INT'L COM 808541106 41,524 686,000 SH   SOLE   0 0 686,000
SCIQUEST INC COM 80908T101 6,918 308,000 SH   SOLE   0 0 308,000
SEATTLE GENETICS COM 812578102 16,298 371,850 SH   SOLE   0 0 371,850
SHORETEL INC COM 825211105 7,933 1,313,350 SH   SOLE   3,720 0 1,309,630
SHUTTERFLY INC COM 82568P304 24,691 441,854 SH   SOLE   0 0 441,854
SILICON LABORATORIES INC COM 826919102 28,826 674,920 SH   SOLE   0 0 674,920
SODASTREAM INTERNATIONAL COM M9068E105 1,676 26,880 SH   SOLE   480 0 26,400
SOLTA MEDICAL COM 83438K103 6,150 2,970,844 SH   SOLE   8,980 0 2,961,864
SOTHEBY'S COM 835898107 40,635 827,100 SH   SOLE   0 0 827,100
SOTHERLY HOTELS COM 83600C103 1,827 385,428 SH   SOLE   0 0 385,428
SOURCEFIRE COM 83616T108 7,463 98,300 SH   SOLE   0 0 98,300
SPARTON CORPORATION COM 847235108 1,528 59,920 SH   SOLE   1,070 0 58,850
SPS COMMERCE COM 78463M107 36,198 540,916 SH   SOLE   460 0 540,456
STAAR SURGICAL COM 852312305 1,312 96,870 SH   SOLE   1,730 0 95,140
STAG INDUSTRIAL COM 85254J102 20,256 1,006,750 SH   SOLE   1,700 0 1,005,050
STEINER LEISURE LTD COM P8744Y102 15,969 273,305 SH   SOLE   0 0 273,305
STRATASYS LTD COM M85548101 13,624 134,541 SH   SOLE   0 0 134,541
SUCAMPO PHARMACEUTICALS COM 864909106 7,144 1,144,799 SH   SOLE   2,760 0 1,142,039
SUPER MICRO COMPUTER COM 86800U104 24,894 1,838,541 SH   SOLE   610 0 1,837,931
SUPERIOR ENERGY COM 868157108 6,751 269,601 SH   SOLE   0 0 269,601
SYNERON MEDICAL LTD COM M87245102 6,716 779,074 SH   SOLE   2,310 0 776,764
TANGOE INC COM 87582Y108 12,611 529,219 SH   SOLE   0 0 529,219
TENNANT CO COM 880345103 16,191 261,151 SH   SOLE   450 0 260,701
TERADYNE COM 880770102 29,934 1,811,980 SH   SOLE   0 0 1,811,980
TESLA MOTORS COM 88160R101 8,349 43,175 SH   SOLE   0 0 43,175
TEXTURA CORP COM 883211104 3,008 69,826 SH   SOLE   0 0 69,826
THE FRESH MARKET COM 35804H106 13,538 286,160 SH   SOLE   0 0 286,160
TIFFANY COM 886547108 11,409 148,900 SH   SOLE   0 0 148,900
TITAN MACHINERY COM 88830R101 6,944 432,110 SH   SOLE   1,210 0 430,900
TIVO INC COM 888706108 34,032 2,735,720 SH   SOLE   0 0 2,735,720
TYLER TECHNOLOGIES COM 902252105 19,589 223,950 SH   SOLE   0 0 223,950
UBIQUITI NETWORKS COM 90347A100 40,573 1,207,900 SH   SOLE   0 0 1,207,900
ULTIMATE SOFTWARE GROUP COM 90385D107 59,262 402,050 SH   SOLE   0 0 402,050
UNDER ARMOUR COM 904311107 35,911 452,000 SH   SOLE   0 0 452,000
UNIVERSAL HEALTH SERVICES COM 913903100 17,893 238,600 SH   SOLE   0 0 238,600
VASCULAR SOLUTIONS COM 92231M109 7,076 421,205 SH   SOLE   1,090 0 420,115
VERIFONE SYSTEMS INC COM 92342Y109 11,460 501,310 SH   SOLE   0 0 501,310
VERTEX PHARM COM 92532F100 29,426 388,100 SH   SOLE   0 0 388,100
VIRTUSA CORP COM 92827P102 12,693 436,791 SH   SOLE   560 0 436,231
WEST PHARMA SVCS COM 955306105 68,733 1,670,300 SH   SOLE   0 0 1,670,300
WNS HOLDINGS LTD COM 92932M101 25,598 1,206,300 SH   SOLE   0 0 1,206,300
ZELTIQ COM 98933Q108 9,131 1,012,317 SH   SOLE   8,250 0 1,004,067
ZIX CORP COM 98974P100 1,207 246,400 SH   SOLE   4,400 0 242,000