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 20,480 262,898 SH   SOLE   14,872 0 248,026
ABERCROMBIE & FITCH COM 002896207 10,038 305,000 SH   SOLE   0 0 305,000
ACELRX PHARMACEUTICALS COM 00444T100 8,967 792,878 SH   SOLE   2,708 0 790,170
ACXIOM COM 005125109 17,380 469,988 SH   SOLE   20,719 0 449,269
ADVISORY BOARD COM 00762W107 15,254 239,581 SH   SOLE   14,415 0 225,166
AFFILIATED MANAGERS GROUP COM 008252108 39,634 182,744 SH   SOLE   10,247 0 172,497
ALKERMES COM G01767105 92,221 2,268,100 SH   SOLE   0 0 2,268,100
ALLIANCE DATA SYSTEMS COM 018581108 17,682 67,250 SH   SOLE   0 0 67,250
ALPHA NATURAL RESOURCES COM 02076X102 5,024 703,600 SH   SOLE   0 0 703,600
ARUBA NETWORKS COM 043176106 20,295 1,133,800 SH   SOLE   0 0 1,133,800
ASCENA RETAIL GROUP COM 04351G101 13,119 620,000 SH   SOLE   0 0 620,000
ASPEN TECHNOLOGY INC COM 045327103 31,103 744,098 SH   SOLE   42,333 0 701,765
ATMI INC COM 00207R101 57,187 1,892,975 SH   SOLE   91,700 0 1,801,275
ATWOOD OCEANICS COM 050095108 2,776 52,000 SH   SOLE   0 0 52,000
AVEO PHARMACEUTICALS COM 053588109 869 474,651 SH   SOLE   0 0 474,651
BASIC ENERGY COM 06985P100 5,918 375,000 SH   SOLE   0 0 375,000
BENEFITFOCUS COM 08180D106 4,693 81,278 SH   SOLE   10,467 0 70,811
BIO RAD LABS COM 090572207 32,897 266,134 SH   SOLE   0 0 266,134
BIODELIVERY SCIENCE INT'L COM 09060J106 2,988 507,251 SH   SOLE   6,800 0 500,451
BJ'S RESTAURANTS COM 09180C106 14,002 450,810 SH   SOLE   0 0 450,810
BLACK DIAMOND COM 09202G101 15,524 1,164,621 SH   SOLE   3,771 0 1,160,850
BRINKER INTERNATIONAL COM 109641100 22,405 483,500 SH   SOLE   0 0 483,500
BROADSOFT COM 11133B409 3,986 145,900 SH   SOLE   0 0 145,900
BROCADE COMMUNICATIONS COM 111621306 14,943 1,685,600 SH   SOLE   0 0 1,685,600
BRUKER CORP COM 116794108 45,333 2,293,000 SH   SOLE   0 0 2,293,000
BRUNSWICK CORP COM 117043109 13,896 301,700 SH   SOLE   0 0 301,700
BUFFALO WILD WINGS COM 119848109 46,406 315,260 SH   SOLE   5,401 0 309,859
CABELA'S COM 126804301 19,431 291,500 SH   SOLE   0 0 291,500
CADENCE DESIGN COM 127387108 28,193 2,010,900 SH   SOLE   0 0 2,010,900
CALAVO GROWERS COM 128246105 2,399 79,291 SH   SOLE   1,051 0 78,240
CASEYS GENERAL STORES COM 147528103 25,367 361,100 SH   SOLE   0 0 361,100
CASH AMERICA COM 14754D100 3,420 89,300 SH   SOLE   0 0 89,300
CECO ENVIRONMENTAL COM 125141101 13,791 853,816 SH   SOLE   3,223 0 850,593
CELADON GROUP COM 150838100 6,828 350,499 SH   SOLE   0 0 350,499
CEVA COM 157210105 4,285 281,557 SH   SOLE   286 0 281,271
CHANNELADVISOR CORP COM 159179100 6,632 159,005 SH   SOLE   11,268 0 147,737
CINEMARK HOLDINGS COM 17243V102 19,875 596,300 SH   SOLE   0 0 596,300
CLEAN ENERGY FUELS CORP COM 184499101 18,503 1,436,600 SH   SOLE   0 0 1,436,600
CLEAN HARBORS COM 184496107 5,498 91,700 SH   SOLE   0 0 91,700
COMFORT SYSTEMS COM 199908104 5,333 275,027 SH   SOLE   1,697 0 273,330
COMPUTER TASK GROUP COM 205477102 1,023 54,320 SH   SOLE   720 0 53,600
CONCUR TECHN COM 206708109 22,501 218,077 SH   SOLE   14,190 0 203,887
CONSTANT CONTACT COM 210313102 19,096 614,627 SH   SOLE   62,699 0 551,928
COSTAR CORP COM 22160N109 38,479 208,470 SH   SOLE   12,731 0 195,739
CROCS INC COM 227046109 60,584 3,805,500 SH   SOLE   0 0 3,805,500
CUTERA COM 232109108 6,979 685,599 SH   SOLE   3,657 0 681,942
CYNOSURE COM 232577205 11,000 412,911 SH   SOLE   916 0 411,995
DECKERS OUTDOOR COM 243537107 33,776 399,900 SH   SOLE   0 0 399,900
DEMANDWARE COM 24802Y105 20,946 326,670 SH   SOLE   8,450 0 318,220
DENTSPLY COM 249030107 36,033 743,250 SH   SOLE   0 0 743,250
DICKS SPORTING GOODS COM 253393102 25,192 433,592 SH   SOLE   0 0 433,592
DIGITAL GLOBE COM 25389M877 3,613 87,800 SH   SOLE   0 0 87,800
DIVERSIFIED RESTAURANT HOLDING COM 25532M105 1,191 249,586 SH   SOLE   7,797 0 241,789
DOUGLAS DYNAMICS COM 25960R105 16,043 953,815 SH   SOLE   3,047 0 950,768
DSW SHOE WAREHOUSE COM 23334L102 31,270 731,800 SH   SOLE   0 0 731,800
DURECT CORP COM 266605104 7,806 4,511,960 SH   SOLE   20,599 0 4,491,361
DXP ENTERPRISES COM 233377407 55,454 481,373 SH   SOLE   491 0 480,882
E2OPEN COM 29788A104 18,458 771,996 SH   SOLE   17,002 0 754,994
ELECTRO RENT COM 285218103 1,835 99,064 SH   SOLE   1,314 0 97,750
ENCORE WIRE COM 292562105 1,212 22,367 SH   SOLE   297 0 22,070
ENTROPIC COMMUNICATIONS COM 29384R105 19,873 4,228,311 SH   SOLE   3,931 0 4,224,380
ENVESTNET, INC COM 29404K106 3,498 86,800 SH   SOLE   9,954 0 76,846
EPAM SYSTEMS COM 29414B104 12,362 353,800 SH   SOLE   0 0 353,800
EURONET COM 298736109 55,302 1,155,735 SH   SOLE   0 0 1,155,735
EXACT SCIENCES COM 30063P105 24,814 2,111,843 SH   SOLE   3,143 0 2,108,700
EXPONENT COM 30214U102 17,570 227,367 SH   SOLE   0 0 227,367
FACTSET RESEARCH SYSTEMS COM 303075105 21,678 199,650 SH   SOLE   0 0 199,650
FAIRWAY GROUP HOLDINGS COM 30603D109 4,778 263,100 SH   SOLE   0 0 263,100
FEI COMPANY COM 30241L109 25,749 288,150 SH   SOLE   0 0 288,150
FIESTA RESTAURANT GROUP COM 31660B101 11,864 227,100 SH   SOLE   0 0 227,100
FINISAR COM 31787A507 40,454 1,691,200 SH   SOLE   0 0 1,691,200
FRANCESCA'S HOLDINGS COM 351793104 21,705 1,179,600 SH   SOLE   0 0 1,179,600
GENESCO INC COM 371532102 21,962 300,600 SH   SOLE   0 0 300,600
GENESEE & WYOMING COM 371559105 28,360 295,260 SH   SOLE   0 0 295,260
GENTHERM COM 37253A103 6,163 229,860 SH   SOLE   0 0 229,860
GENTIUM COM 37250B104 10,072 176,400 SH   SOLE   0 0 176,400
GIGAMON INC COM 37518B102 17,797 633,800 SH   SOLE   0 0 633,800
GLOBAL CASH ACCESS COM 378967103 9,706 971,581 SH   SOLE   0 0 971,581
GRAND CANYON EDUCATION COM 38526M106 22,872 524,580 SH   SOLE   0 0 524,580
GUESS INC COM 401617105 36,568 1,176,965 SH   SOLE   0 0 1,176,965
HARRIS & HARRIS COM 413833104 5,986 2,008,636 SH   SOLE   17,998 0 1,990,638
HARVARD APP REGEN TECH COM 41690A106 1,770 372,635 SH   SOLE   2,222 0 370,413
HARVARD BIOSCIENCE COM 416906105 8,103 1,723,960 SH   SOLE   12,361 0 1,711,599
HENRY SCHEIN COM 806407102 38,660 338,350 SH   SOLE   0 0 338,350
HIBBETT SPORTS COM 428567101 10,025 149,289 SH   SOLE   3,372 0 145,917
HOMEAWAY INC COM 43739Q100 28,739 703,010 SH   SOLE   0 0 703,010
II-VI COM 902104108 2,255 128,266 SH   SOLE   0 0 128,266
IMAX CORP COM 45245E109 33,986 1,152,851 SH   SOLE   41,217 0 1,111,634
IMMUNOGEN COM 45253H101 16,656 1,135,401 SH   SOLE   1,371 0 1,134,030
IMPERVA COM 45321L100 12,798 265,900 SH   SOLE   0 0 265,900
INFOBLOX COM 45672H104 43,553 1,319,000 SH   SOLE   0 0 1,319,000
INNER WORKINGS INC COM 45773Y105 2,719 349,093 SH   SOLE   113,299 0 235,794
INPHI COM 45772F107 5,424 420,500 SH   SOLE   0 0 420,500
INTERNET CAPITAL GROUP COM 44928D108 5,499 295,168 SH   SOLE   95,829 0 199,339
INTERSIL COM 46069S109 15,297 1,333,495 SH   SOLE   0 0 1,333,495
INVACARE COM 461203101 11,390 490,750 SH   SOLE   0 0 490,750
INVENSENSE INC COM 46123D205 29,080 1,399,400 SH   SOLE   0 0 1,399,400
IPG PHOTONICS COM 44980X109 15,809 203,700 SH   SOLE   0 0 203,700
IROBOT COM 462726100 37,104 1,067,140 SH   SOLE   60,811 0 1,006,329
JAMES RIVER COAL CO COM 470355207 752 557,400 SH   SOLE   0 0 557,400
JETBLUE AIRWAYS COM 477143101 4,185 490,000 SH   SOLE   0 0 490,000
KAMAN CORP COM 483548103 28,644 720,968 SH   SOLE   1,188 0 719,780
KAR AUCTION SERVICES COM 48238T109 10,399 351,900 SH   SOLE   0 0 351,900
KB HOME COM 48666K109 7,478 409,100 SH   SOLE   0 0 409,100
KENNAMETAL COM 489170100 58,561 1,124,663 SH   SOLE   0 0 1,124,663
KEY ENERGY SVCS COM 492914106 11,769 1,489,800 SH   SOLE   0 0 1,489,800
KNIGHT TRANS COM 499064103 11,160 608,480 SH   SOLE   0 0 608,480
LEAPFROG COM 52186N106 2,395 301,700 SH   SOLE   4,000 0 297,700
LEMAITRE VASCULAR COM 525558201 6,299 786,415 SH   SOLE   6,548 0 779,867
LINKEDIN CORP COM 53578A108 28,083 129,516 SH   SOLE   3,378 0 126,138
LIQUIDITY SERVICES COM 53635B107 17,646 778,738 SH   SOLE   14,299 0 764,439
LITTELFUSE COM 537008104 10,222 110,000 SH   SOLE   0 0 110,000
LIVEPERSON COM 538146101 23,314 1,573,134 SH   SOLE   206,647 0 1,366,487
LULULEMON ATHLETICA COM 550021109 12,650 214,300 SH   SOLE   0 0 214,300
LUMINEX CORP COM 55027E102 11,663 601,200 SH   SOLE   1,358 0 599,842
MARINEMAX INC COM 567908108 9,061 563,481 SH   SOLE   2,174 0 561,307
MCGRATH RENT COM 580589109 17,293 434,491 SH   SOLE   1,327 0 433,164
MELLANOX TECHNOLOGIES COM M51363113 10,900 272,700 SH   SOLE   0 0 272,700
MERITAGE HOMES CORP COM 59001A102 8,367 174,350 SH   SOLE   0 0 174,350
METTLER TOLEDO COM 592688105 26,527 109,350 SH   SOLE   0 0 109,350
MICROSEMI COM 595137100 9,763 391,300 SH   SOLE   0 0 391,300
MOBILE MINI COM 60740F105 33,327 809,300 SH   SOLE   0 0 809,300
MODINE MANUFACTURING COM 607828100 16,422 1,280,959 SH   SOLE   3,485 0 1,277,474
MONOLITHIC POWER COM 609839105 12,304 355,000 SH   SOLE   0 0 355,000
MONOTYPE IMAGING COM 61022P100 23,584 740,226 SH   SOLE   76,793 0 663,433
MONRO MUFFLER COM 610236101 14,521 257,650 SH   SOLE   0 0 257,650
NANOSPHERE COM 63009F105 5,815 2,539,327 SH   SOLE   9,251 0 2,530,076
NATURAL GROCERS BY VITAMIN COT COM 63888U108 4,043 95,236 SH   SOLE   0 0 95,236
NEKTAR COM 640268108 36,637 3,227,906 SH   SOLE   1,406 0 3,226,500
NEOGENOMICS COM 64049M209 3,733 1,031,131 SH   SOLE   13,671 0 1,017,460
NUPATHE INC COM 67059M100 2,118 647,614 SH   SOLE   2,845 0 644,769
OM GROUP COM 670872100 33,748 926,891 SH   SOLE   1,668 0 925,223
OSI SYSTEMS COM 671044105 5,655 106,480 SH   SOLE   0 0 106,480
OUTERWALL INC COM 690070107 41,115 611,200 SH   SOLE   0 0 611,200
OXFORD INDUSTRIES COM 691497309 10,326 128,000 SH   SOLE   0 0 128,000
PAIN THERAPEUTICS COM 69562K100 1,064 218,983 SH   SOLE   2,903 0 216,080
PANDORA COM 698354107 56,478 2,123,220 SH   SOLE   31,481 0 2,091,739
PERFICIENT COM 71375U101 21,953 937,357 SH   SOLE   857 0 936,500
PERICOM SEMICONDUCTOR COM 713831105 4,204 474,499 SH   SOLE   0 0 474,499
POWER INTEGRATIONS COM 739276103 12,093 216,637 SH   SOLE   377 0 216,260
POWER SOLUTIONS INTERNATIONAL COM 73933G202 35,584 473,819 SH   SOLE   20,511 0 453,308
PRICESMART COM 741511109 39,110 338,500 SH   SOLE   0 0 338,500
PROGRESS SFTWR COM 743312100 10,572 409,301 SH   SOLE   1,051 0 408,250
PROOFPOINT COM 743424103 11,329 341,557 SH   SOLE   857 0 340,700
PROS HOLDING COM 74346Y103 23,824 597,100 SH   SOLE   0 0 597,100
PROTHENA CORP PLC COM G72800108 899 33,894 SH   SOLE   0 0 33,894
PROTO LABS COM 743713109 1,838 25,815 SH   SOLE   0 0 25,815
PTC INC COM 69370C100 41,472 1,171,870 SH   SOLE   0 0 1,171,870
QIAGEN NV COM N72482107 19,691 827,000 SH   SOLE   0 0 827,000
QLIK TECHNOLOGIES COM 74733T105 25,543 959,200 SH   SOLE   0 0 959,200
QUALYS INC COM 74758T303 14,148 612,198 SH   SOLE   1,348 0 610,850
QUESTCOR PHARMACEUTICALS COM 74835Y101 16,880 310,000 SH   SOLE   0 0 310,000
RADWARE COM M81873107 38,419 2,136,785 SH   SOLE   1,303 0 2,135,482
RBC BEARINGS COM 75524B104 46,457 656,631 SH   SOLE   503 0 656,128
REALD INC COM 75604L105 12,336 1,444,443 SH   SOLE   0 0 1,444,443
RED HAT INC COM 756577102 38,690 690,400 SH   SOLE   0 0 690,400
RESPONSYS INC COM 761248103 18,076 659,484 SH   SOLE   64,528 0 594,956
RIVERBED TECHNOLOGY COM 768573107 31,286 1,730,400 SH   SOLE   0 0 1,730,400
ROCKWELL MEDICAL COM 774374102 7,076 677,740 SH   SOLE   1,510 0 676,230
RPC INC COM 749660106 5,395 302,250 SH   SOLE   0 0 302,250
RUCKUS WIRELESS COM 781220108 36,902 2,598,750 SH   SOLE   0 0 2,598,750
RUDOLPH TECH COM 781270103 5,518 469,978 SH   SOLE   1,691 0 468,287
RUSH ENTERPRISES COM 781846209 1,430 48,240 SH   SOLE   640 0 47,600
RYLAND GROUP COM 783764103 7,822 180,200 SH   SOLE   0 0 180,200
SAFEGUARD SCIENTIFICS COM 786449207 16,527 822,636 SH   SOLE   4,022 0 818,614
SALESFORCE.COM COM 79466L302 9,382 170,000 SH   SOLE   0 0 170,000
SANTARUS COM 802817304 46,948 1,468,949 SH   SOLE   1,323 0 1,467,626
SAPIENT COM 803062108 11,404 656,900 SH   SOLE   0 0 656,900
SAREPTA THERAPEUTICS COM 803607100 10,969 538,504 SH   SOLE   354 0 538,150
SCHWEITZER MAUDUIT INT'L COM 808541106 34,608 672,400 SH   SOLE   0 0 672,400
SCIQUEST INC COM 80908T101 2,424 85,120 SH   SOLE   0 0 85,120
SEATTLE GENETICS COM 812578102 371 9,300 SH   SOLE   0 0 9,300
SHORETEL INC COM 825211105 13,155 1,417,581 SH   SOLE   4,251 0 1,413,330
SILICON LABORATORIES INC COM 826919102 27,498 634,920 SH   SOLE   0 0 634,920
SODASTREAM INTERNATIONAL COM M9068E105 7,502 151,120 SH   SOLE   320 0 150,800
SOLTA MEDICAL COM 83438K103 9,175 3,110,126 SH   SOLE   10,262 0 3,099,864
SOTHEBY'S COM 835898107 15,332 288,200 SH   SOLE   0 0 288,200
SOTHERLY HOTELS COM 83600C103 3,226 543,080 SH   SOLE   10,080 0 533,000
SPARTON CORPORATION COM 847235108 1,854 66,330 SH   SOLE   880 0 65,450
SPS COMMERCE COM 78463M107 31,104 476,331 SH   SOLE   15,778 0 460,553
STAAR SURGICAL COM 852312305 3,356 207,317 SH   SOLE   2,749 0 204,568
STAG INDUSTRIAL COM 85254J102 30,036 1,473,093 SH   SOLE   1,943 0 1,471,150
STEINER LEISURE LTD COM P8744Y102 9,676 196,715 SH   SOLE   0 0 196,715
STRATASYS LTD COM M85548101 18,239 135,401 SH   SOLE   6,638 0 128,763
SUCAMPO PHARMACEUTICALS COM 864909106 11,011 1,171,399 SH   SOLE   2,760 0 1,168,639
SUPER MICRO COMPUTER COM 86800U104 32,682 1,904,557 SH   SOLE   1,326 0 1,903,231
SUPERIOR ENERGY COM 868157108 1,862 69,979 SH   SOLE   0 0 69,979
SYNERON MEDICAL LTD COM M87245102 10,440 848,804 SH   SOLE   2,640 0 846,164
TENNANT CO COM 880345103 20,111 296,582 SH   SOLE   10,109 0 286,473
TERADYNE COM 880770102 30,283 1,718,680 SH   SOLE   0 0 1,718,680
TESLA MOTORS COM 88160R101 6,783 45,090 SH   SOLE   0 0 45,090
TEXTURA CORP COM 883211104 4,702 157,050 SH   SOLE   19,931 0 137,119
THE FRESH MARKET COM 35804H106 11,042 272,632 SH   SOLE   9,911 0 262,721
THE PANTRY COM 698657103 7,533 448,900 SH   SOLE   0 0 448,900
TITAN MACHINERY COM 88830R101 8,352 468,683 SH   SOLE   1,383 0 467,300
TIVO INC COM 888706108 35,140 2,678,320 SH   SOLE   0 0 2,678,320
TYLER TECHNOLOGIES COM 902252105 19,430 190,250 SH   SOLE   0 0 190,250
UBIQUITI NETWORKS COM 90347A100 42,412 922,800 SH   SOLE   0 0 922,800
ULTIMATE SOFTWARE GROUP COM 90385D107 54,672 356,819 SH   SOLE   6,761 0 350,058
UNDER ARMOUR COM 904311107 27,316 312,900 SH   SOLE   0 0 312,900
VASCULAR SOLUTIONS COM 92231M109 10,512 454,061 SH   SOLE   1,246 0 452,815
VERIFONE SYSTEMS INC COM 92342Y109 12,670 472,410 SH   SOLE   0 0 472,410
VERTEX PHARM COM 92532F100 28,836 388,100 SH   SOLE   0 0 388,100
VIRTUSA CORP COM 92827P102 15,754 413,591 SH   SOLE   0 0 413,591
WEB MD HEALTH CORP COM 94770V102 14,672 371,451 SH   SOLE   31,416 0 340,035
WEST PHARMA SVCS COM 955306105 81,945 1,670,300 SH   SOLE   0 0 1,670,300
WNS HOLDINGS LTD COM 92932M101 24,502 1,118,300 SH   SOLE   0 0 1,118,300
ZELTIQ COM 98933Q108 29,822 1,577,024 SH   SOLE   5,880 0 1,571,144
ZIX CORP COM 98974P100 2,358 517,157 SH   SOLE   6,857 0 510,300