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
ALLERGAN INC COM 018490102 2,122 23,463 SH   SOLE   23,349 0 114
AMAZON COM INC COM 023135106 3,365 10,764 SH   SOLE   10,711 0 53
AMERICAN EXPRESS CO COM 025816109 2,353 31,159 SH   SOLE   31,007 0 152
AMERICAN INTL GROUP INC COM NEW 026874784 2,894 59,519 SH   SOLE   59,229 0 290
AMERICAN TOWER CORP NEW COM 03027X100 2,683 36,131 SH   SOLE   35,953 0 178
ANALOGIC CORP COM PAR $0.05 032657207 48,027 581,159 SH   SOLE   434,283 0 146,876
APPLIED INDL TECHNOLOGIES IN COM 03820C105 11,941 231,860 SH   SOLE   173,674 0 58,186
ARCOS DORADOS HOLDINGS INC SHS CLASS -A - G0457F107 29,589 2,496,961 SH   SOLE   1,879,370 0 617,591
ATHENAHEALTH INC COM 04685W103 24,721 227,671 SH   SOLE   173,254 0 54,417
AUXILIUM PHARMACEUTICALS INC COM 05334D107 17,261 948,391 SH   SOLE   710,264 0 238,127
BANK OF THE OZARKS INC COM 063904106 57,287 1,194,974 SH   SOLE   902,913 0 292,061
BED BATH & BEYOND INC COM 075896100 2,574 33,277 SH   SOLE   33,116 0 161
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 2,236 19,703 SH   SOLE   19,606 0 97
BEST BUY INC COM 086516101 3,238 86,158 SH   SOLE   85,737 0 421
BJS RESTAURANTS INC COM 09180C106 36,314 1,266,609 SH   SOLE   948,839 0 317,770
BOEING CO COM 097023105 2,093 17,815 SH   SOLE   17,728 0 87
BRUKER CORP COM 116794108 40,951 1,983,076 SH   SOLE   1,484,257 0 498,819
C H ROBINSON WORLDWIDE INC COM NEW 12541W209 1,774 29,776 SH   SOLE   29,631 0 145
CARMAX INC COM 143130102 2,264 46,701 SH   SOLE   46,475 0 226
CARRIZO OIL & GAS INC COM 144577103 51,879 1,391,229 SH   SOLE   1,041,602 0 349,627
CATAMARAN CORP COM 148887102 1,919 41,763 SH   SOLE   41,559 0 204
CAVIUM INC COM 14964U108 39,544 959,795 SH   SOLE   718,871 0 240,924
CEPHEID COM 15670R107 41,737 1,069,074 SH   SOLE   800,064 0 269,010
CF INDS HLDGS INC COM 125269100 1,833 8,692 SH   SOLE   8,649 0 43
CHART INDS INC COM PAR $0.01 16115Q308 43,182 350,958 SH   SOLE   262,615 0 88,343
CHICAGO BRIDGE & IRON CO N V COM 167250109 3,142 46,364 SH   SOLE   46,138 0 226
CHICOS FAS INC COM 168615102 38,358 2,302,389 SH   SOLE   1,724,438 0 577,951
CINTAS CORP COM 172908105 1,731 33,804 SH   SOLE   33,640 0 164
CITIGROUP INC COM NEW 172967424 3,051 62,895 SH   SOLE   62,591 0 304
COACH INC COM 189754104 2,286 41,927 SH   SOLE   41,724 0 203
COLFAX CORP COM 194014106 2,640 46,735 SH   SOLE   46,507 0 228
COLONY FINL INC COM 19624R106 46,521 2,328,370 SH   SOLE   1,743,751 0 584,619
COMMVAULT SYSTEMS INC COM 204166102 49,587 564,003 SH   SOLE   421,949 0 142,054
CONTINENTAL RESOURCES INC COM 212015101 1,788 16,669 SH   SOLE   16,588 0 81
COTT CORP QUE COM 22163N106 17,455 2,269,777 SH   SOLE   1,697,660 0 572,117
CYPRESS SEMICONDUCTOR CORP COM 232806109 4,397 470,531 SH   SOLE   352,333 0 118,198
DANAHER CORP DEL COM 235851102 2,062 29,745 SH   SOLE   29,600 0 145
DAVITA HEALTHCARE PARTNERS I COM 23918K108 2,370 41,652 SH   SOLE   41,448 0 204
DEXCOM INC COM 252131107 55,034 1,950,174 SH   SOLE   1,459,359 0 490,815
DIAMOND FOODS INC COM 252603105 17,135 727,585 SH   SOLE   545,004 0 182,581
EDWARDS LIFESCIENCES CORP COM 28176E108 2,332 33,486 SH   SOLE   33,324 0 162
E M C CORP MASS COM 268648102 1,875 73,374 SH   SOLE   73,018 0 356
EXPRESS SCRIPTS HLDG CO COM 30219G108 2,273 36,783 SH   SOLE   36,605 0 178
EXXON MOBIL CORP COM 30231G102 823 9,571 SH   SOLE   9,525 0 46
FACEBOOK INC CL A 30303M102 2,956 58,859 SH   SOLE   58,574 0 285
FIRST CASH FINL SVCS INC COM 31942D107 48,765 842,369 SH   SOLE   630,893 0 211,476
FIRSTMERIT CORP COM 337915102 50,566 2,328,084 SH   SOLE   1,769,264 0 558,820
FRANKLIN ELEC INC COM 353514102 41,848 1,062,123 SH   SOLE   793,466 0 268,657
GLACIER BANCORP INC NEW COM 37637Q105 55,776 2,259,961 SH   SOLE   1,691,419 0 568,542
GNC HLDGS INC COM CL A 36191G107 1,451 26,556 SH   SOLE   26,427 0 129
GOOGLE INC COM 38259P508 1,868 2,133 SH   SOLE   2,123 0 10
GRAND CANYON ED INC COM 38526M106 41,236 1,024,743 SH   SOLE   767,244 0 257,499
GREENHILL & CO INC COM 395259104 28,348 568,326 SH   SOLE   425,693 0 142,633
HARMAN INTL INDS INC COM 413086109 38,275 577,904 SH   SOLE   432,861 0 145,043
HEALTH MGMT ASSOC INC NEW COM 421933102 13 1,000 SH   SOLE   1,000 0 0
HEALTHWAYS INC COM 422245100 35,088 1,895,618 SH   SOLE   1,419,399 0 476,219
HEWLETT PACKARD CO COM 428236103 1,176 55,850 SH   SOLE   55,579 0 271
HMS HLDGS CORP COM 40425J101 36,137 1,681,558 SH   SOLE   1,259,299 0 422,259
HOME DEPOT INC COM 437076102 1,784 23,520 SH   SOLE   23,406 0 114
ITAU UNIBANCO HLDG SA SP ADR REP PFD 465562106 2,404 170,248 SH   SOLE   169,412 0 836
IXIA COM 45071R109 23,725 1,514,015 SH   SOLE   1,134,059 0 379,956
JOHNSON & JOHNSON COM 478160104 2,106 24,296 SH   SOLE   24,178 0 118
KINDER MORGAN INC DEL COM 49456B101 1,723 48,431 SH   SOLE   48,193 0 238
LANDSTAR SYS INC COM 515098101 35,090 626,828 SH   SOLE   469,064 0 157,764
LASALLE HOTEL PPTYS COM SH BEN INT 517942108 52,306 1,834,014 SH   SOLE   1,372,700 0 461,314
LSB INDS INC COM 502160104 34,654 1,033,536 SH   SOLE   773,770 0 259,766
MACYS INC COM 55616P104 1,664 38,321 SH   SOLE   38,136 0 185
MICROS SYS INC COM 594901100 1,143 22,896 SH   SOLE   22,784 0 112
MONDELEZ INTL INC COM 609207105 1,729 55,014 SH   SOLE   54,745 0 269
MONRO MUFFLER BRAKE INC COM 610236101 43,137 929,066 SH   SOLE   695,404 0 233,662
MONSANTO CO NEW COM 61166W101 2,131 20,417 SH   SOLE   20,318 0 99
MORNINGSTAR INC COM 617700109 44,453 560,850 SH   SOLE   418,914 0 141,936
NATIONAL PENN BANCSHARES INC COM 637138108 16,563 1,648,099 SH   SOLE   1,234,439 0 413,660
NETGEAR INC COM 64111Q104 25,610 829,878 SH   SOLE   621,124 0 208,754
NORTHWEST NAT GAS CO COM 667655104 39,344 937,213 SH   SOLE   701,392 0 235,821
OCCIDENTAL PETE CORP DEL COM 674599105 1,229 13,097 SH   SOLE   13,033 0 64
OMNIVISION TECHNOLOGIES INC COM 682128103 27,594 1,802,354 SH   SOLE   1,349,998 0 452,356
PHILLIPS 66 COM 718546104 1,107 19,146 SH   SOLE   19,051 0 95
POLYPORE INTL INC COM 73179V103 24,192 590,486 SH   SOLE   442,301 0 148,185
POOL CORPORATION COM 73278L105 46,009 820,567 SH   SOLE   614,545 0 206,022
PORTFOLIO RECOVERY ASSOCS IN COM 73640Q105 51,606 861,106 SH   SOLE   651,894 0 209,212
POWER INTEGRATIONS INC COM 739276103 21,993 406,074 SH   SOLE   304,143 0 101,931
PRECISION DRILLING CORP COM 2010 74022D308 25,395 2,559,992 SH   SOLE   1,911,904 0 648,088
QUALCOMM INC COM 747525103 2,690 39,956 SH   SOLE   39,762 0 194
RANGE RES CORP COM 75281A109 2,429 32,012 SH   SOLE   31,857 0 155
RAVEN INDS INC COM 754212108 17,204 525,942 SH   SOLE   393,528 0 132,414
RED ROBIN GOURMET BURGERS IN COM 75689M101 43,948 618,116 SH   SOLE   466,856 0 151,260
REDWOOD TR INC COM 758075402 54,254 2,755,419 SH   SOLE   2,091,858 0 663,561
ISHARES TR RUSSELL 2000 464287655 618 5,801 SH   SOLE   5,801 0 0
SAFEWAY INC COM NEW 786514208 2,526 78,969 SH   SOLE   78,586 0 383
SANDERSON FARMS INC COM 800013104 43,428 665,662 SH   SOLE   498,033 0 167,629
SEACOR HOLDINGS INC COM 811904101 36,871 407,685 SH   SOLE   305,091 0 102,594
SEAGATE TECHNOLOGY PLC SHS G7945M107 2,243 51,264 SH   SOLE   51,013 0 251
SKYWORKS SOLUTIONS INC COM 83088M102 1,215 48,899 SH   SOLE   48,660 0 239
STIFEL FINL CORP COM 860630102 47,414 1,150,268 SH   SOLE   861,232 0 289,036
TECH DATA CORP COM 878237106 5,693 114,068 SH   SOLE   85,377 0 28,691
TEMPUR SEALY INTL INC COM 88023U101 48,657 1,106,845 SH   SOLE   839,691 0 267,154
TEXAS ROADHOUSE INC COM 882681109 37,485 1,425,274 SH   SOLE   1,066,867 0 358,407
THE ADT CORPORATION COM 00101J106 1,154 28,371 SH   SOLE   28,236 0 135
ADVISORY BRD CO COM 00762W107 35,452 596,040 SH   SOLE   446,437 0 149,603
CORPORATE EXECUTIVE BRD CO COM 21988R102 49,683 684,154 SH   SOLE   511,885 0 172,269
HANOVER INS GROUP INC COM 410867105 31,591 571,053 SH   SOLE   427,527 0 143,526
TOOTSIE ROLL INDS INC COM 890516107 34,730 1,126,870 SH   SOLE   843,861 0 283,009
TREEHOUSE FOODS INC COM 89469A104 30,137 450,946 SH   SOLE   337,746 0 113,200
TYLER TECHNOLOGIES INC COM 902252105 23,414 267,685 SH   SOLE   200,487 0 67,198
ULTRA PETROLEUM CORP COM 903914109 652 31,683 SH   SOLE   31,528 0 155
UNIT CORP COM 909218109 33,170 713,484 SH   SOLE   533,666 0 179,818
UNITED NAT FOODS INC COM 911163103 60,062 892,952 SH   SOLE   677,236 0 215,716
U S AIRWAYS GROUP INC COM 90341W108 53,814 2,838,293 SH   SOLE   2,159,786 0 678,507
WALGREEN CO COM 931422109 2,547 47,343 SH   SOLE   47,113 0 230
WESTPORT INNOVATIONS INC COM NEW 960908309 32,683 1,351,093 SH   SOLE   1,010,242 0 340,851
ZUMIEZ INC COM 989817101 33,923 1,231,988 SH   SOLE   922,764 0 309,224