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

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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
AZZ INC COM 002474104 46,659 839,649 SH   SOLE   434,885 0 404,764
ADTRAN INC COM 00738A106 41,748 2,424,388 SH   SOLE   1,256,359 0 1,168,029
AIR METHODS CORP COM PAR $.06 009128307 43,581 1,039,370 SH   SOLE   538,306 0 501,064
BROWN & BROWN INC COM 115236101 43,229 1,346,712 SH   SOLE   697,671 0 649,041
CBOE HLDGS INC COM 12503M108 60,012 924,683 SH   SOLE   479,528 0 445,155
CARDTRONICS INC. COM 14161H108 51,442 1,528,750 SH   SOLE   791,982 0 736,768
CEB INC COM 125134106 52,991 863,188 SH   SOLE   447,014 0 416,174
CHARLES RIV LABS INTL INC COM 159864107 57,827 719,334 SH   SOLE   372,658 0 346,676
CHEETAH MOBILE INC ADR 163075104 1,424 88,910 SH   SOLE   29,170 0 59,740
CHEMED CORP NEW COM 16359R103 58,169 388,314 SH   SOLE   201,155 0 187,159
CNINSURE INC SPON ADR 18976M103 4,029 434,111 SH   SOLE   142,466 0 291,645
COLLIERS INTL GROUP INC SUB VTG SH 194693107 53,176 1,192,213 SH   SOLE   640,313 0 551,900
CTRIP COM INTL LTD AMERICAN DEP SHS 22943F100 4,558 98,380 SH   SOLE   32,320 0 66,060
DXP ENTERPRISES INC NEW COM 233377407 21,554 945,366 SH   SOLE   489,607 0 455,759
DESCARTES SYS GROUP INC COM 249906108 17,640 876,930 SH   SOLE   469,380 0 407,550
ELLIE MAE INC. COM 28849P100 39,416 654,424 SH   SOLE   338,975 0 315,449
EURONET WORLDWIDE INC COM 298736109 49,109 678,026 SH   SOLE   351,214 0 326,812
FIRSTSERVICE CORP NEW SUB VTG SH 33767E103 49,911 1,235,713 SH   SOLE   660,563 0 575,150
FOX FACTORY HLDG CORP COM 35138V102 23,037 1,393,618 SH   SOLE   722,350 0 671,268
GENTHERM INC COM 37253A103 42,203 890,361 SH   SOLE   461,173 0 429,188
GLADSTONE INVT CORP COM 376546107 19,032 2,481,358 SH   SOLE   1,286,852 0 1,194,506
GLOBUS MEDICAL INC. CL A 379577208 56,691 2,037,768 SH   SOLE   1,055,546 0 982,222
GRAND CANYON ED INC COM 38526M106 95,759 2,386,824 SH   SOLE   1,236,695 0 1,150,129
GUESS INC COM 401617105 24,358 1,290,158 SH   SOLE   668,468 0 621,690
HMS HLDGS CORP COM 40425J101 23,871 1,934,478 SH   SOLE   1,001,840 0 932,638
HAEMONETICS CORP COM 405024100 41,608 1,290,563 SH   SOLE   668,792 0 621,771
ICONIX BRAND GROUP INC COM 451055107 12,987 1,901,474 SH   SOLE   984,921 0 916,553
IDEX CORP COM 45167R104 34,666 452,499 SH   SOLE   234,667 0 217,832
INTERVAL LEISURE GROUP INC COM 46113M108 49,548 3,174,098 SH   SOLE   1,644,371 0 1,529,727
IRIDIUM COMMUNICATIONS INC COM 46269C102 40,062 4,763,605 SH   SOLE   2,468,277 0 2,295,328
KULICKE & SOFFA INDS INC COM 501242101 1,749 149,870 SH   SOLE   49,180 0 100,690
MARKETAXESS HLDGS INC COM 57060D108 64,916 581,735 SH   SOLE   301,310 0 280,425
MAXIMUS INC COM 577933104 60,554 1,076,518 SH   SOLE   557,687 0 518,831
MILLER HERMAN INC COM 600544100 38,647 1,346,601 SH   SOLE   697,380 0 649,221
NETSCOUT SYS INC COM 64115T104 29,380 957,017 SH   SOLE   496,030 0 460,987
NEUSTAR INC COM CL A 64126X201 51,996 2,169,208 SH   SOLE   1,123,713 0 1,045,495
PRIMORIS SVCS CORP COM 74164F103 41,129 1,866,942 SH   SOLE   967,221 0 899,721
RLI CORP COM 749607107 41,711 675,487 SH   SOLE   349,916 0 325,571
RE MAX HOLDINGS INC COM CL A 75524W108 50,700 1,359,244 SH   SOLE   704,175 0 655,069
SEAWORLD ENTMT INC COM 81282V900 35,669 1,811,529 SH   SOLE   938,346 0 873,183
SHUTTERSTOCK INC. COM 825690100 527 16,300 SH   SOLE   8,390 0 7,910
SILICON LABORATORIES INC. COM 826919102 46,360 955,081 SH   SOLE   494,698 0 460,383
SOTHEBYS COM 835898107 38,304 1,486,975 SH   SOLE   770,181 0 716,794
STANTEC INC COM 85472N109 35,197 1,419,366 SH   SOLE   762,966 0 656,400
TCF FINL CORP COM 872275102 36,817 2,607,419 SH   SOLE   1,351,044 0 1,256,375
TEMPUR SEALY INTL INC COM 88023U101 34,951 496,044 SH   SOLE   256,953 0 239,091
THERMON GROUP HLDGS INC COM 88362T103 37,328 2,206,143 SH   SOLE   1,142,744 0 1,063,399
THOR INDS INC COM 885160101 46,300 824,572 SH   SOLE   427,358 0 397,214
TUMI HOLDINGS INC COM 89969Q104 46,863 2,817,971 SH   SOLE   1,459,702 0 1,358,269
UNIVERSAL HLTH SVCS INC COM CL B 913903100 47,661 398,874 SH   SOLE   206,623 0 192,251
WILEY JOHN & SONS INC COM CL A 968223206 41,201 914,978 SH   SOLE   474,422 0 440,556
U S SILICA HLDGS INC COM 90346E103 36,172 1,931,219 SH   SOLE   1,000,167 0 931,052