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
ADVISORY BOARD CO COM 00762W107 7,405 115,256 SH   SOLE   87,551 0 27,705
AIRGAS, INC. COM 009363102 5,105 47,931 SH   SOLE   47,931 0 0
ALIGN TECHNOLOGY INC COM 016255101 8,001 154,494 SH   SOLE   117,890 0 36,604
ALLOT COMMUNICATIONS LTD COM M0854Q105 8,842 656,920 SH   SOLE   509,420 0 147,500
AMERITRADE HOLDING CORP. COM 87236Y108 7,650 225,325 SH   SOLE   225,325 0 0
ASPEN TECHNOLOGY COM 045327103 14,691 346,805 SH   SOLE   263,605 0 83,200
ATHENAHEALTH INC. COM 04685W103 4,013 25,042 SH   SOLE   25,042 0 0
BOFI HOLDING INC. COM 05566U108 6,080 70,899 SH   SOLE   54,099 0 16,800
BOISE CASCADE CO COM 09739D100 3,865 134,940 SH   SOLE   101,240 0 33,700
BUFFALO WILD WINGS INC. COM 119848109 8,087 54,309 SH   SOLE   41,300 0 13,009
CARMAX, INC COM 143130102 5,907 126,226 SH   SOLE   126,226 0 0
CARRIZO OIL & GAS INC. COM 144577103 10,368 193,945 SH   SOLE   147,970 0 45,975
CARTER'S INC COM 146229109 5,081 65,439 SH   SOLE   65,439 0 0
CASEY'S GENERAL STORES INC. COM 147528103 5,836 86,345 SH   SOLE   65,645 0 20,700
CENTENE CORPORATION COM 15135B101 17,905 287,630 SH   SOLE   218,515 0 69,115
CEPHEID INC. COM 15670R107 7,728 149,835 SH   SOLE   114,435 0 35,400
CERNER CORP. COM 156782104 7,910 140,623 SH   SOLE   140,623 0 0
CHUY'S HOLDINGS INC. COM 171604101 12,343 286,124 SH   SOLE   217,500 0 68,624
CIENA CORPORATION COM 171779309 10,428 458,563 SH   SOLE   348,495 0 110,068
COGENT COMMUNICATIONS GROUP COM 19239V302 8,789 247,358 SH   SOLE   188,685 0 58,673
CONCUR TECHNOLOGIES INC COM 206708109 7,247 73,148 SH   SOLE   73,148 0 0
CORE LABORATORIES N V COM N22717107 5,537 27,902 SH   SOLE   27,902 0 0
COSTAR GROUP INC COM 22160N109 20,690 110,797 SH   SOLE   84,178 0 26,619
CUBIST PHARMACEUTICALS INC. COM 229678107 11,353 155,198 SH   SOLE   117,915 0 37,283
DEALERTRAK HOLDINGS INC COM 242309102 14,446 293,685 SH   SOLE   224,585 0 69,100
DORMAN PRODUCTS INC. COM 258278100 11,898 201,461 SH   SOLE   153,075 0 48,386
ECOLAB INC. COM 278865100 6,620 61,306 SH   SOLE   61,306 0 0
ELECTRONICS FOR IMAGING COM 286082102 12,046 278,145 SH   SOLE   212,545 0 65,600
ENCORE CAP GROUP INC COM 292554102 9,189 201,075 SH   SOLE   152,675 0 48,400
EURONET WORLDWIDE INC COM 298736109 9,326 224,245 SH   SOLE   171,085 0 53,160
FACTSET RESH SYS INC COM 303075105 7,673 71,176 SH   SOLE   71,176 0 0
FASTENAL CO COM 311900104 4,265 86,519 SH   SOLE   86,519 0 0
FEI COMPANY COM 30241L109 13,431 130,373 SH   SOLE   99,170 0 31,203
FINANCIAL ENGINES INC. COM 317485100 7,423 146,181 SH   SOLE   111,215 0 34,966
FLOTEK INDUSTRIES INC. COM 343389102 17,312 621,625 SH   SOLE   472,627 0 148,998
FMC TECHNOLOGIES, INC. COM 30249U101 6,050 115,707 SH   SOLE   115,707 0 0
GENTHERM INC. COM 37253A103 13,958 402,014 SH   SOLE   305,700 0 96,314
GLOBUS MEDICAL INC. COM 379577208 13,061 491,205 SH   SOLE   376,905 0 114,300
GRAND CANYON EDUCATION INC. COM 38526M106 15,460 331,043 SH   SOLE   251,645 0 79,398
GUIDEWIRE SOFTWARE INC. COM 40171V100 11,746 239,471 SH   SOLE   182,040 0 57,431
HEALTHCARE SERVICES GROUP COM 421906108 9,849 338,936 SH   SOLE   257,430 0 81,506
HEARTLAND PAYMENT SYSTEMS INC COM 42235N108 9,099 219,520 SH   SOLE   167,520 0 52,000
HEXCEL CORP COM 428291108 11,683 268,330 SH   SOLE   203,830 0 64,500
IHS INC. CL A COM 451734107 6,791 55,893 SH   SOLE   55,893 0 0
IMPERVA INC. COM 45321L100 7,395 132,772 SH   SOLE   101,372 0 31,400
INVENSENSE INC. COM 46123D205 9,544 403,190 SH   SOLE   307,490 0 95,700
KEYW HOLDING CORP. COM 493723100 7,051 376,838 SH   SOLE   288,138 0 88,700
LIFELOCK INC. COM 53224V100 7,177 419,481 SH   SOLE   320,050 0 99,431
LIGAND PHARMACEUTICALS - CL B COM 53220K504 19,918 296,095 SH   SOLE   225,095 0 71,000
LINKEDIN CORPORATION COM 53578A108 7,870 42,554 SH   SOLE   42,554 0 0
LITTELFUSE INC. COM 537008104 8,793 93,900 SH   SOLE   71,500 0 22,400
LKQ CORP COM 501889208 7,277 276,153 SH   SOLE   276,153 0 0
MANHATTAN ASSOCIATES INC. COM 562750109 11,778 336,228 SH   SOLE   255,228 0 81,000
MARETAXESS HOLDINGS INC. COM 57060D108 10,731 181,212 SH   SOLE   138,255 0 42,957
MASTEC INC COM COM 576323109 9,198 211,740 SH   SOLE   161,440 0 50,300
MAXIMUS COM 577933104 12,603 280,940 SH   SOLE   215,940 0 65,000
MEDIDATA SOLUTIONS INC. COM 58471A105 10,835 199,392 SH   SOLE   152,130 0 47,262
MERCADOLIBRE INC. COM 58733R102 6,662 70,043 SH   SOLE   70,043 0 0
MIDDLEBY CORP COM 596278101 21,706 82,155 SH   SOLE   62,695 0 19,460
MONRO MUFFLER BRAKE INC. COM 610236101 12,298 216,210 SH   SOLE   164,410 0 51,800
MWI VETERINARY SUPPLY INC. COM 55402X105 11,873 76,298 SH   SOLE   58,338 0 17,960
NEOGEN CORP COM 640491106 4,323 96,167 SH   SOLE   73,267 0 22,900
NOVADAQ TECHNOLOGIES INC. COM 66987G102 13,697 614,781 SH   SOLE   476,160 0 138,621
O REILLY AUTOMOTIVE INC COM 67103H107 7,662 51,634 SH   SOLE   51,634 0 0
OMNICELL INC COM 68213N109 8,082 282,390 SH   SOLE   215,790 0 66,600
ON ASSIGNMENT INC COM 682159108 8,990 232,970 SH   SOLE   177,570 0 55,400
OPENTABLE INC. COM 68372A104 11,311 147,035 SH   SOLE   111,735 0 35,300
PACIRA PHARMACEUTICALS INC. COM 695127100 13,109 187,300 SH   SOLE   145,400 0 41,900
PAPA JOHNS INTL INC COM 698813102 12,845 246,498 SH   SOLE   187,250 0 59,248
PAREXEL INTERNATIONAL CORP COM 699462107 3,948 72,995 SH   SOLE   55,695 0 17,300
POLYONE CORPORATION COM 73179P106 17,236 470,149 SH   SOLE   357,490 0 112,659
PRICELINE.COM INC COM 741503403 5,990 5,026 SH   SOLE   5,026 0 0
PROTO LABS INC. COM 743713109 6,455 95,393 SH   SOLE   72,720 0 22,673
RBC BEARINGS INC. COM 75524B104 3,969 62,305 SH   SOLE   47,405 0 14,900
RETAILMENOT INC. COM 76132B106 4,439 138,725 SH   SOLE   106,025 0 32,700
RIVERBED TECHNOLOGY INC COM 768573107 6,381 323,765 SH   SOLE   246,165 0 77,600
ROLLINS INC. COM 775711104 7,607 251,554 SH   SOLE   251,554 0 0
RPX CORP. COM 74972G103 6,892 423,343 SH   SOLE   322,785 0 100,558
SIGNATURE BANK COM 82669G104 13,590 108,206 SH   SOLE   82,136 0 26,070
SILICON IMAGE INC. COM 82705T102 8,172 1,184,390 SH   SOLE   903,390 0 281,000
SOLARWINDS INC. COM 83416B109 8,682 203,665 SH   SOLE   155,365 0 48,300
SPROUTS FARMERS MARKETS INC. COM 85208M102 4,749 131,817 SH   SOLE   131,817 0 0
STERICYCLE INC COM 858912108 9,822 86,447 SH   SOLE   86,447 0 0
TEAM HEALTH HOLDINGS INC COM 87817A107 9,680 216,304 SH   SOLE   168,325 0 47,979
TENNANT CO. COM 880345103 8,695 132,500 SH   SOLE   100,900 0 31,600
TENNECO INC. COM 880349105 8,000 137,769 SH   SOLE   104,830 0 32,939
TERADATA CORP. COM 88076W103 3,834 77,951 SH   SOLE   77,951 0 0
TREX COMPANY INC. COM 89531P105 7,009 95,806 SH   SOLE   73,027 0 22,779
TRIMBLE NAVIGATION LTD COM 896239100 10,950 281,711 SH   SOLE   281,711 0 0
TRIPADVISOR INC. COM 896945201 4,518 49,868 SH   SOLE   49,868 0 0
TYLER TECHNOLOGIES INC. COM 902252105 9,250 110,537 SH   SOLE   84,372 0 26,165
ULTIMATE SOFTWARE GROUP INC COM 90385D107 19,192 140,091 SH   SOLE   120,282 0 19,809
UNITED NATURAL FOODS INC. COM 911163103 9,686 136,570 SH   SOLE   103,770 0 32,800
US ECOLOGY INC. COM 91732J102 8,041 216,610 SH   SOLE   164,610 0 52,000
US SILICA HOLDINGS INC. COM 90346E103 13,048 341,847 SH   SOLE   259,900 0 81,947
VASCULAR SOLUTIONS INC. COM 92231M109 11,272 430,387 SH   SOLE   327,265 0 103,122
VINCE HOLDING CORP. COM 92719W108 3,467 131,515 SH   SOLE   99,915 0 31,600
WAGEWORKS INC. COM 930427109 9,180 163,600 SH   SOLE   126,700 0 36,900
WORKDAY INC COM 98138H101 3,850 42,112 SH   SOLE   42,112 0 0
Aberdeen Asset Management PLC COM 000312 196 27,230 SH   SOLE   27,230 0 0
Arrium Ltd. COM B7NKJX 156 154,000 SH   SOLE   154,000 0 0
Artis Real Estate Investment T COM B0XZXV 244 16,700 SH   SOLE   16,700 0 0
Ashtead Group plc COM 005367 318 22,700 SH   SOLE   22,700 0 0
Auriga Industries A/S Class B COM 522157 256 6,700 SH   SOLE   6,700 0 0
Azimut Holding S.p.A. COM B019M6 293 10,800 SH   SOLE   10,800 0 0
Badger Daylighting Ltd. COM B3M4R7 290 8,800 SH   SOLE   8,800 0 0
Banca IFIS S.p.A. COM 724208 309 15,000 SH   SOLE   15,000 0 0
Bankers Petroleum Ltd. COM 248695 339 60,000 SH   SOLE   60,000 0 0
Bertrandt AG COM 513086 208 1,380 SH   SOLE   1,380 0 0
Black Diamond Group Limited COM B5NF15 242 7,700 SH   SOLE   7,700 0 0
Carsales.Com Limited COM B41C3S 213 21,100 SH   SOLE   21,100 0 0
Castellum AB COM B0XP0T 207 11,600 SH   SOLE   11,600 0 0
Dollarama Inc. COM B4TP9G 306 3,640 SH   SOLE   3,640 0 0
Durr AG COM 511990 248 3,100 SH   SOLE   3,100 0 0
Element Financial Corporation COM B7FNMQ 216 16,800 SH   SOLE   16,800 0 0
Elementis plc COM 024185 195 41,430 SH   SOLE   41,430 0 0
Essentra plc COM B07443 205 14,800 SH   SOLE   14,800 0 0
Eurofins Scientific Societe Eu COM 597264 257 900 SH   SOLE   900 0 0
Fisher & Paykel Healthcare Cor COM 634025 292 79,500 SH   SOLE   79,500 0 0
Flughafen Wien AG COM 435969 250 2,700 SH   SOLE   2,700 0 0
Galaxy Entertainment Group Lim COM 646587 167 22,000 SH   SOLE   22,000 0 0
Georg Fischer AG COM 434178 231 300 SH   SOLE   300 0 0
Greene King plc COM B0HZP1 196 13,300 SH   SOLE   13,300 0 0
HEXPOL AB Class B COM B39RNH 294 3,150 SH   SOLE   3,150 0 0
Home Capital Group Inc. COM 243418 277 6,400 SH   SOLE   6,400 0 0
Iinet Limited COM 617448 199 30,350 SH   SOLE   30,350 0 0
Ingenico SA COM 419689 242 2,750 SH   SOLE   2,750 0 0
International Personal Finance COM B1YKG0 216 22,100 SH   SOLE   22,100 0 0
Jupiter Fund Management plc COM B53P20 257 37,800 SH   SOLE   37,800 0 0
Kakaku.Com, Inc. COM 668953 221 14,600 SH   SOLE   14,600 0 0
Keller Group plc COM 048662 212 13,000 SH   SOLE   13,000 0 0
Kose Corporation COM 619446 276 8,000 SH   SOLE   8,000 0 0
M3, Inc. COM B02K2M 271 20,200 SH   SOLE   20,200 0 0
Man Wah Holdings Limited COM B58YWF 242 160,800 SH   SOLE   160,800 0 0
Nihon M&A Center Inc. COM B1DN46 301 11,700 SH   SOLE   11,700 0 0
Nihon Nohyaku Co., Ltd. COM 647036 222 18,000 SH   SOLE   18,000 0 0
Nishio Rent All Co., Ltd. COM 663832 344 9,000 SH   SOLE   9,000 0 0
Nolato AB Class B COM 458971 212 9,100 SH   SOLE   9,100 0 0
Opera Software ASA COM 705772 239 19,700 SH   SOLE   19,700 0 0
Optimal Payments Plc COM 342645 198 33,000 SH   SOLE   33,000 0 0
OSIM International Ltd COM 628033 272 120,000 SH   SOLE   120,000 0 0
Pandora A/S COM B44XTX 515 7,000 SH   SOLE   7,000 0 0
Pigeon Corporation COM 668808 261 6,000 SH   SOLE   6,000 0 0
Plastic Omnium SA COM B08V9H 224 7,000 SH   SOLE   7,000 0 0
REA Group Ltd COM 619857 336 7,800 SH   SOLE   7,800 0 0
Resorttrust, Inc. COM 604413 170 10,600 SH   SOLE   10,600 0 0
Rightmove plc COM B2987V 226 5,900 SH   SOLE   5,900 0 0
Sa Sa International Holdings L COM 600340 213 296,000 SH   SOLE   296,000 0 0
Savills plc COM B135BJ 261 25,050 SH   SOLE   25,050 0 0
Stantec Inc. COM 285423 209 3,500 SH   SOLE   3,500 0 0
Techtronic Industries Co., Ltd COM B0190C 242 74,000 SH   SOLE   74,000 0 0
Teleperformance SA COM 599933 236 3,900 SH   SOLE   3,900 0 0
u-blox Holding AG COM B28PS9 355 2,900 SH   SOLE   2,900 0 0
WH Smith PLC COM B2PDGW 234 12,900 SH   SOLE   12,900 0 0
William Hill PLC COM 316988 139 23,800 SH   SOLE   23,800 0 0
Wirecard AG COM 750892 249 5,890 SH   SOLE   5,890 0 0