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
Abaxis Inc. COM 002567105 46,622 1,199,125 SH   SOLE   1,041,697 0 157,428
Abbott Laboratories COM 002824100 14,876 386,283 SH   SOLE   386,283 0 0
Acacia Research Corp. COM 003881307 26,582 1,739,657 SH   SOLE   1,586,350 0 153,307
Activision Blizzard Inc. COM 00507V109 6,703 327,940 SH   SOLE   327,940 0 0
Acxiom Corp. COM 005125109 11,296 328,423 SH   SOLE   299,743 0 28,680
Aegion Corp. COM 00770F104 26,944 1,064,568 SH   SOLE   978,488 0 86,080
Aerie Pharmaceuticals Inc. COM 00771V108 1,996 94,188 SH   SOLE   94,188 0 0
Affiliated Managers Group Inc. COM 008252108 16,210 81,029 SH   SOLE   71,342 0 9,687
Akorn Inc. COM 009728106 5,811 264,154 SH   SOLE   264,154 0 0
Align Technology COM 016255101 1,749 33,768 SH   SOLE   33,768 0 0
Allegiant Travel Co. COM 01748X102 156,767 1,400,584 SH   SOLE   1,231,984 0 168,600
Alliance Data Systems Corp. COM 018581108 59,183 217,225 SH   SOLE   193,525 0 23,700
Altisource Portfolio Solutions COM L0175J104 8,801 72,338 SH   SOLE   72,338 0 0
Amazon.com Inc. COM 023135106 5,625 16,714 SH   SOLE   16,714 0 0
Amber Road Inc. COM 02318Y108 4,877 316,675 SH   SOLE   316,675 0 0
American Apparel Inc. COM 023850100 3,439 6,864,636 SH   SOLE   6,864,636 0 0
American Campus Communities COM 024835100 60,586 1,622,125 SH   SOLE   1,485,981 0 136,144
American Capital Mortgage Inve COM 02504A104 2,001 106,600 SH   SOLE   106,600 0 0
American Eagle Energy Corp. COM 02554F300 1,339 187,263 SH   SOLE   187,263 0 0
Ameriprise Financial Inc. COM 03076C106 3,665 33,300 SH   SOLE   33,300 0 0
Amphenol Corp.- Cl A CL A 032095101 7,832 85,457 SH   SOLE   85,457 0 0
Amyris Inc. COM 03236M101 2,750 737,138 SH   SOLE   710,785 0 26,353
Angie's List Inc. COM 034754101 23,694 1,945,320 SH   SOLE   1,703,199 0 242,121
ANN INC. COM 035623107 15,417 371,666 SH   SOLE   338,770 0 32,896
Annie's Inc. COM 03600T104 4,254 105,836 SH   SOLE   105,836 0 0
ANSYS Inc. COM 03662Q105 40,994 532,249 SH   SOLE   466,337 0 65,912
Aon PLC COM G0408V102 24,017 284,971 SH   SOLE   261,155 0 23,816
Apache Corp. COM 037411105 14,980 180,590 SH   SOLE   180,590 0 0
Apple Inc. COM 037833100 145,550 271,174 SH   SOLE   252,105 0 19,069
Applied Micro Circuits Corpora COM 03822W406 1,018 102,790 SH   SOLE   94,240 0 8,550
Applied Optoelectronics Inc. COM 03823U102 789 32,000 SH   SOLE   32,000 0 0
Approach Resources Inc. COM 03834A103 613 29,329 SH   SOLE   29,329 0 0
Arbor Realty Trust Inc. COM 038923108 11,275 1,629,287 SH   SOLE   1,629,287 0 0
Arctic Cat Inc. COM 039670104 1,147 24,000 SH   SOLE   24,000 0 0
Argos Therapeutics Inc. COM 040221103 12,374 1,237,427 SH   SOLE   1,087,863 0 149,564
Artisan Partners Asset Managem COM 04316A108 1,984 30,886 SH   SOLE   30,886 0 0
athenahealth Inc. COM 04685W103 2,290 14,293 SH   SOLE   14,293 0 0
Atlas Financial Holdings Inc. COM G06207115 2,601 190,000 SH   SOLE   190,000 0 0
Atmos Energy Corp. COM 049560105 8,263 175,322 SH   SOLE   160,687 0 14,635
Atricure Inc. COM 04963C209 12,025 639,275 SH   SOLE   639,275 0 0
AVG Technologies NV COM N07831105 5,384 256,888 SH   SOLE   256,888 0 0
Axis Capital Holdings Ltd. COM G0692U109 15,930 347,444 SH   SOLE   347,444 0 0
Balchem Corp. COM 057665200 26,440 507,282 SH   SOLE   450,362 0 56,920
BBCN Bancorp Inc. COM 073295107 3,463 202,035 SH   SOLE   202,035 0 0
Beneficial Mutual Bancorp Inc. COM 08173R104 1,715 130,000 SH   SOLE   130,000 0 0
Bill Barrett Corp. COM 06846N104 65,331 2,551,998 SH   SOLE   2,337,489 0 214,509
Bio-Reference Labs Inc. COM 09057G602 7,884 284,826 SH   SOLE   284,826 0 0
Black Diamond Inc. COM 09202G101 5,194 424,731 SH   SOLE   424,731 0 0
Blue Nile COM 09578R103 70,295 2,019,985 SH   SOLE   1,736,942 0 283,043
Bluerock Residential Growth RE COM 09627J102 1,813 125,000 SH   SOLE   125,000 0 0
BofI Holding Inc. COM 05566U108 1,286 15,000 SH   SOLE   15,000 0 0
CAI International Inc. COM 12477X106 9,262 375,417 SH   SOLE   375,417 0 0
Capital One Financial Corp. COM 14040H105 8,012 103,830 SH   SOLE   103,830 0 0
Capstead Mortgage Corp. COM 14067E506 1,367 108,000 SH   SOLE   108,000 0 0
CARBO Ceramics COM 140781105 48,543 351,787 SH   SOLE   323,303 0 28,484
Cardica Inc. COM 14141R101 2,101 2,079,971 SH   SOLE   2,079,971 0 0
Cardiovascular Systems Inc. COM 141619106 8,406 264,436 SH   SOLE   264,436 0 0
CDW Corp/DE COM 12514G108 2,617 95,382 SH   SOLE   95,382 0 0
Cellular Dynamics Internationa COM 15117V109 15,230 1,020,112 SH   SOLE   934,235 0 85,877
Cempra Inc. COM 15130J109 35,647 3,086,293 SH   SOLE   2,695,730 0 390,563
Centene Corp. COM 15135B101 986 15,840 SH   SOLE   15,840 0 0
Chefs' Warehouse Inc/The COM 163086101 53,987 2,522,744 SH   SOLE   2,214,186 0 308,558
Chemed Corp. COM 16359R103 1,632 18,240 SH   SOLE   18,240 0 0
ChemoCentryx Inc. COM 16383L106 17,284 2,607,001 SH   SOLE   2,288,474 0 318,527
Chevron Corp. COM 166764100 16,243 136,599 SH   SOLE   136,599 0 0
Chico's FAS Inc. COM 168615102 71,592 4,466,103 SH   SOLE   3,864,774 0 601,329
Cisco Systems Inc. COM 17275R102 47,251 2,108,476 SH   SOLE   1,977,844 0 130,632
Citigroup Inc. COM 172967424 55,597 1,168,001 SH   SOLE   1,106,344 0 61,657
CNA Financial Corp. COM 126117100 49,420 1,156,846 SH   SOLE   1,059,124 0 97,722
Cognizant Technology Solutions COM 192446102 68,518 1,353,840 SH   SOLE   1,213,612 0 140,228
Colony Financial Inc. COM 19624R106 4,467 203,491 SH   SOLE   203,491 0 0
Comcast Corp. Cl A CL A 20030N101 6,953 139,000 SH   SOLE   139,000 0 0
Computer Programs & Systems In COM 205306103 16,668 258,015 SH   SOLE   242,589 0 15,426
Comstock Resources Inc. COM 205768203 16,736 732,447 SH   SOLE   732,447 0 0
ConAgra Foods Inc. COM 205887102 29,185 940,545 SH   SOLE   899,115 0 41,430
Concur Technologies Inc. COM 206708109 49,706 501,729 SH   SOLE   433,539 0 68,190
Conn's Inc. COM 208242107 17,416 448,279 SH   SOLE   410,746 0 37,533
Copart Inc. COM 217204106 259,665 7,135,624 SH   SOLE   6,191,056 0 944,568
Core Laboratories NV COM N22717107 5,773 29,094 SH   SOLE   29,094 0 0
Corporate Executive Board Co. COM 21988R102 32,959 444,012 SH   SOLE   384,505 0 59,507
CorVel Corp. COM 221006109 18,791 377,637 SH   SOLE   377,637 0 0
Covance Inc. COM 222816100 11,854 114,088 SH   SOLE   114,088 0 0
CPI Aerostructures Inc. COM 125919308 1,560 120,000 SH   SOLE   120,000 0 0
Credit Acceptance Corp. COM 225310101 44,145 310,551 SH   SOLE   277,552 0 32,999
Crimson Wine Group Ltd. COM 22662X100 1,460 165,000 SH   SOLE   165,000 0 0
CST Brands Inc. COM 12646R105 36,651 1,173,220 SH   SOLE   1,075,357 0 97,863
Customers Bancorp Inc. COM 23204G100 15,516 743,451 SH   SOLE   743,451 0 0
CVS Caremark Corp. COM 126650100 1,572 21,000 SH   SOLE   21,000 0 0
Cytokinetics Inc. COM 23282W605 1,414 148,872 SH   SOLE   148,872 0 0
Darling Ingredients Inc. COM 237266101 6,429 321,113 SH   SOLE   321,113 0 0
Datawatch Corp. COM 237917208 559 20,596 SH   SOLE   20,596 0 0
Dealertrack Technologies Inc. COM 242309102 104,654 2,127,537 SH   SOLE   1,848,654 0 278,883
Denbury Resources Inc. COM 247916208 152,209 9,281,064 SH   SOLE   8,500,367 0 780,697
Dexcom Inc. COM 252131107 31,748 767,598 SH   SOLE   660,067 0 107,531
DFC Global Corp. COM 23324T107 22,401 2,536,865 SH   SOLE   2,341,327 0 195,538
Diamond Hill Investment Group COM 25264R207 4,516 34,358 SH   SOLE   34,358 0 0
Diamond Offshore Drilling Inc. COM 25271C102 62,536 1,282,518 SH   SOLE   1,174,863 0 107,655
Digital Realty Trust Inc. COM 253868103 23,390 440,663 SH   SOLE   403,582 0 37,081
DIRECTV COM 25490A309 6,258 81,884 SH   SOLE   81,884 0 0
Discover Financial Services COM 254709108 8,024 137,900 SH   SOLE   137,900 0 0
Domtar Corp. COM 257559203 29,302 261,111 SH   SOLE   239,147 0 21,964
Dorman Products Inc. COM 258278100 3,943 66,771 SH   SOLE   66,771 0 0
Dril-Quip, Inc. COM 262037104 120,370 1,073,773 SH   SOLE   924,747 0 149,026
DXP Enterprises Inc. COM 233377407 9,754 102,746 SH   SOLE   102,746 0 0
E2open Inc. COM 29788A104 5,761 244,411 SH   SOLE   244,411 0 0
Eagle Bancorp Inc. COM 268948106 1,444 40,000 SH   SOLE   40,000 0 0
Eastman Chemical Co. COM 277432100 13,956 161,885 SH   SOLE   161,885 0 0
Eaton Corp. COM G29183103 16,559 220,434 SH   SOLE   220,434 0 0
eBay Inc. COM 278642103 17,128 310,067 SH   SOLE   310,067 0 0
Ebix Inc. COM 278715206 15,914 932,276 SH   SOLE   932,276 0 0
Egalet Corp. COM 28226B104 2,040 145,849 SH   SOLE   145,849 0 0
Ellie Mae, Inc. COM 28849P100 3,976 137,850 SH   SOLE   137,850 0 0
Emerald Oil Inc. COM 29101U209 1,478 220,000 SH   SOLE   220,000 0 0
Encore Capital Group Inc. COM 292554102 14,180 310,274 SH   SOLE   310,274 0 0
Ennis Inc. COM 293389102 1,167 70,400 SH   SOLE   70,400 0 0
ENSCO PLC COM G3157S106 72,005 1,364,251 SH   SOLE   1,249,114 0 115,137
Ensign Group Inc/The COM 29358P101 67,992 1,558,024 SH   SOLE   1,418,095 0 139,929
Envestnet Inc. COM 29404K106 29,491 733,961 SH   SOLE   679,074 0 54,887
EPAM Systems Inc. COM 29414B104 7,659 232,803 SH   SOLE   232,803 0 0
EPR Properties COM 26884U109 18,171 340,352 SH   SOLE   340,352 0 0
Esperion Therapeutics Inc. COM 29664W105 9,171 606,564 SH   SOLE   537,037 0 69,527
Exa Corp. COM 300614500 6,054 456,531 SH   SOLE   456,531 0 0
Exact Sciences Corp. COM 30063P105 42,078 2,969,548 SH   SOLE   2,592,270 0 377,278
Exlservice Holdings Inc. COM 302081104 67,562 2,185,763 SH   SOLE   1,906,673 0 279,090
Express Scripts Holdings Co. COM 30219G108 50,540 673,054 SH   SOLE   616,693 0 56,361
F5 Networks Inc. COM 315616102 2,086 19,565 SH   SOLE   19,565 0 0
Fabrinet COM G3323L100 6,249 300,857 SH   SOLE   300,857 0 0
FactSet Research Systems Inc. COM 303075105 17,575 163,018 SH   SOLE   133,501 0 29,517
First Cash Financial Services COM 31942D107 18,512 366,872 SH   SOLE   325,117 0 41,755
First Niagara Financial Group COM 33582V108 15,123 1,600,355 SH   SOLE   1,600,355 0 0
First of Long Island Corp. COM 320734106 1,381 34,000 SH   SOLE   34,000 0 0
Fleetmatics Group Ltd. COM G35569105 34,695 1,037,209 SH   SOLE   912,508 0 124,701
Fluidigm Corp. COM 34385P108 75,271 1,707,984 SH   SOLE   1,457,931 0 250,053
FMC Corp. COM 302491303 3,678 48,040 SH   SOLE   48,040 0 0
Ford Motor Co. COM 345370860 12,877 825,427 SH   SOLE   825,427 0 0
Franklin Covey Co. COM 353469109 16,107 814,708 SH   SOLE   814,708 0 0
Fusion-io Inc. COM 36112J107 23,111 2,196,822 SH   SOLE   2,026,660 0 170,162
Generac Holdings Inc. COM 368736104 21,654 367,207 SH   SOLE   319,166 0 48,041
General Electric Co. COM 369604103 18,727 723,314 SH   SOLE   723,314 0 0
General Motors Co. COM 37045V100 110,351 3,206,005 SH   SOLE   2,935,670 0 270,335
Gentex Corp/MI COM 371901109 1,900 60,269 SH   SOLE   60,269 0 0
Gentherm Inc. COM 37253A103 2,951 85,000 SH   SOLE   85,000 0 0
Geospace Technologies Corp COM 37364X109 4,583 69,257 SH   SOLE   69,257 0 0
GigOptix Inc. COM 37517Y103 1,176 700,000 SH   SOLE   700,000 0 0
Global Payments Inc. COM 37940X102 31,357 440,971 SH   SOLE   404,241 0 36,730
GNC Holdings Inc. COM 36191G107 1,683 38,242 SH   SOLE   38,242 0 0
Goldman Sachs Group Inc. COM 38141G104 14,772 90,153 SH   SOLE   90,153 0 0
Google Inc. Cl. A CL A 38259P508 9,594 8,608 SH   SOLE   8,608 0 0
Gordmans Stores Inc. COM 38269P100 3,847 704,512 SH   SOLE   652,176 0 52,336
Graco Inc. COM 384109104 84,461 1,130,059 SH   SOLE   985,221 0 144,838
Halliburton Co Com COM 406216101 94,096 1,597,831 SH   SOLE   1,463,901 0 133,930
Healthcare Corp. of America COM 42225V102 30 148,544 SH   SOLE   148,544 0 0
HealthStream Inc. COM 42222N103 3,254 121,875 SH   SOLE   121,875 0 0
Heico Corp. - Cl A CL A 422806208 92,223 2,124,461 SH   SOLE   1,834,671 0 289,790
Herbalife Ltd. COM G4412G101 46,380 809,853 SH   SOLE   747,439 0 62,414
Heritage-Crystal Clean Inc. COM 42726M106 4,180 230,543 SH   SOLE   230,543 0 0
Hibbett Sports Inc. COM 428567101 68,335 1,292,261 SH   SOLE   1,124,562 0 167,699
Higher One Holdings Inc. COM 42983D104 20,038 2,771,450 SH   SOLE   2,536,717 0 234,733
Hittite Microwave Corp. COM 43365Y104 44,568 706,979 SH   SOLE   605,706 0 101,273
Home Loan Servicing Solutions COM G6648D109 2,938 136,000 SH   SOLE   136,000 0 0
Horizon Pharma Inc. COM 44047T109 6,147 406,557 SH   SOLE   406,557 0 0
Hub Group, Inc. COM 443320106 53,012 1,325,626 SH   SOLE   1,121,639 0 203,987
Hudson Technologies Inc. COM 444144109 1,428 510,000 SH   SOLE   510,000 0 0
Hunt (JB) Transport Services I COM 445658107 4,845 67,364 SH   SOLE   67,364 0 0
Huron Consulting Group Inc. COM 447462102 5,422 85,551 SH   SOLE   85,551 0 0
IAC/InterActiveCorp. COM 44919P508 6,282 88,000 SH   SOLE   88,000 0 0
Idex Corp. COM 45167R104 79,303 1,087,979 SH   SOLE   941,096 0 146,883
IHS Inc. COM 451734107 9,898 81,462 SH   SOLE   81,462 0 0
inContact Inc. COM 45336E109 2,460 256,201 SH   SOLE   256,201 0 0
Infinera Corp. COM 45667G103 1,601 176,281 SH   SOLE   176,281 0 0
Infoblox Inc. COM 45672H104 50,629 2,523,897 SH   SOLE   2,204,079 0 319,818
Innerworkings Inc. COM 45773Y105 25,260 3,297,642 SH   SOLE   2,979,885 0 317,757
Installed Building Products In COM 45780R101 10,833 776,558 SH   SOLE   725,013 0 51,545
Intel Corp. COM 458140100 34,493 1,336,421 SH   SOLE   1,273,329 0 63,092
Interactive Intelligence Inc. COM 45841V109 18,105 249,727 SH   SOLE   249,727 0 0
IntercontinentalExchange Group COM 45866F104 7,461 37,714 SH   SOLE   37,714 0 0
International Game Technology COM 459902102 34,257 2,436,501 SH   SOLE   2,232,420 0 204,081
Interpublic Group Companies In COM 460690100 52,557 3,066,328 SH   SOLE   2,810,926 0 255,402
Intevac Inc. COM 461148108 4,951 510,436 SH   SOLE   510,436 0 0
IntraLinks Holdings Inc. COM 46118H104 1,739 170,000 SH   SOLE   170,000 0 0
Intuitive Surgical Inc. COM 46120E602 3,237 7,390 SH   SOLE   7,390 0 0
Investors Real Estate Trust COM 461730103 15,038 1,674,577 SH   SOLE   1,530,676 0 143,901
IPC The Hospitalist Co. Inc. COM 44984A105 119,858 2,442,086 SH   SOLE   2,135,014 0 307,072
IPG Photonics Corp. COM 44980X109 102,351 1,439,939 SH   SOLE   1,260,481 0 179,458
Iron Mountain Inc. COM 462846106 86,151 3,124,807 SH   SOLE   2,861,322 0 263,485
JGWPT Holdings Inc. COM 46617M109 1,370 75,000 SH   SOLE   75,000 0 0
John B Sanfilippo & Son Inc. COM 800422107 737 32,000 SH   SOLE   32,000 0 0
Johnson & Johnson COM 478160104 23,725 241,521 SH   SOLE   241,521 0 0
JPMorgan Chase & Co. COM 46625H100 23,928 394,132 SH   SOLE   394,132 0 0
K12 Inc. COM 48273U102 1,359 60,000 SH   SOLE   60,000 0 0
Kingstone Cos Inc. COM 496719105 1,219 174,878 SH   SOLE   174,878 0 0
Knight Transportation Inc. COM 499064103 252,202 10,903,683 SH   SOLE   9,472,738 0 1,430,945
L-3 Communications Holdings COM 502424104 15,079 127,624 SH   SOLE   127,624 0 0
Leucadia National Corp. COM 527288104 26,061 930,750 SH   SOLE   852,733 0 78,017
LGI Homes Inc. COM 50187T106 6,800 394,215 SH   SOLE   394,215 0 0
Life Time Fitness Inc. COM 53217R207 186,956 3,886,824 SH   SOLE   3,405,806 0 481,018
LifeLock Inc. COM 53224V100 1,324 77,381 SH   SOLE   77,381 0 0
Linear Technology Corp. COM 535678106 2,425 49,812 SH   SOLE   49,812 0 0
LKQ Corp. COM 501889208 5,306 201,381 SH   SOLE   201,381 0 0
Loews Corp. COM 540424108 92,409 2,097,828 SH   SOLE   1,920,712 0 177,116
LyondellBasell Industries NV-C SHS A N53745100 13,493 151,711 SH   SOLE   151,711 0 0
Macy's Inc. COM 55616P104 18,358 309,627 SH   SOLE   309,627 0 0
Manitex International Inc. COM 563420108 2,393 146,800 SH   SOLE   146,800 0 0
MarketAxess Holdings Inc. COM 57060D108 2,951 49,838 SH   SOLE   49,838 0 0
Marlin Business Services Corp. COM 571157106 1,145 55,000 SH   SOLE   55,000 0 0
Marten Transport Ltd. COM 573075108 3,958 183,910 SH   SOLE   183,910 0 0
Mastercard Inc. COM 57636Q104 7,637 102,231 SH   SOLE   102,231 0 0
Mattress Firm Holding Corp. COM 57722W106 54,131 1,131,737 SH   SOLE   979,226 0 152,511
MaxLinear Inc. COM 57776J100 3,562 375,751 SH   SOLE   375,751 0 0
McDonald's Corp. COM 580135101 1,330 13,570 SH   SOLE   13,570 0 0
Mednax Inc. COM 58502B106 120,669 1,946,906 SH   SOLE   1,700,453 0 246,453
Medtronic Inc. COM 585055106 39,069 634,858 SH   SOLE   601,058 0 33,800
MetLife Inc. COM 59156R108 38,794 734,732 SH   SOLE   672,700 0 62,032
MFA Financial Inc. COM 55272X102 10,480 1,352,244 SH   SOLE   1,123,764 0 228,480
Microchip Technology Inc. COM 595017104 9,784 204,848 SH   SOLE   204,848 0 0
Microsoft Corp. COM 594918104 92,993 2,268,687 SH   SOLE   2,119,277 0 149,410
Millennial Media Inc. COM 60040N105 185 26,777 SH   SOLE   26,777 0 0
Monro Muffler Brake Inc. COM 610236101 86,130 1,514,243 SH   SOLE   1,325,023 0 189,220
Monsanto Co. COM 61166W101 3,493 30,700 SH   SOLE   30,700 0 0
Mosaic Co/The COM 61945C103 57,136 1,142,721 SH   SOLE   1,046,243 0 96,478
Move, Inc. COM 62458M207 1,734 150,000 SH   SOLE   150,000 0 0
MSC Industrial Direct Co.- A CL A 553530106 184,804 2,135,974 SH   SOLE   1,765,870 0 370,104
Multimedia Games Holding Co In COM 625453105 4,230 145,652 SH   SOLE   145,652 0 0
MWI Veterinary Supply Inc. COM 55402X105 47,794 307,121 SH   SOLE   265,795 0 41,326
National Oilwell Varco Inc. COM 637071101 30,139 387,045 SH   SOLE   354,721 0 32,324
National Research Corp. COM 637372202 2,660 160,358 SH   SOLE   160,358 0 0
NetSuite Inc. COM 64118Q107 36,738 387,408 SH   SOLE   334,686 0 52,722
New York Times Co/The COM 650111107 5,299 309,546 SH   SOLE   309,546 0 0
Northern Oil And Gas Inc. COM 665531109 37,357 2,555,189 SH   SOLE   2,306,893 0 248,296
Northstar Realty Finance Corp. COM 66704R100 4,439 275,000 SH   SOLE   275,000 0 0
Nu Skin Enterprises Inc.- Cl A CL A 67018T105 37,953 458,091 SH   SOLE   400,179 0 57,912
NuVasive Inc. COM 670704105 6,755 175,873 SH   SOLE   175,873 0 0
NVE Corp. COM 629445206 4,295 75,298 SH   SOLE   75,298 0 0
O'Reilly Automotive Inc. COM 67103H107 53,234 358,742 SH   SOLE   311,623 0 47,119
Occidental Petroleum Corp. COM 674599105 20,693 217,156 SH   SOLE   217,156 0 0
Ocean Shore Holding Co. COM 67501R103 703 49,455 SH   SOLE   49,455 0 0
Ocwen Financial Corp. COM 675746309 10,255 261,738 SH   SOLE   261,738 0 0
Oil States International Inc. COM 678026105 352 3,569 SH   SOLE   3,569 0 0
Old Dominion Freight Line Inc. COM 679580100 50,026 881,679 SH   SOLE   788,059 0 93,620
OncoGenex Pharmaceutical Inc. COM 68230A106 2,735 232,541 SH   SOLE   232,541 0 0
Oplink Communications Inc. COM 68375Q403 1,580 88,000 SH   SOLE   88,000 0 0
Oracle Corp. COM 68389X105 38,293 936,027 SH   SOLE   857,000 0 79,027
ORBCOMM Inc. COM 68555P100 5,763 841,330 SH   SOLE   841,330 0 0
Outerwall Inc. COM 690070107 16,894 233,021 SH   SOLE   211,596 0 21,425
Patterson-UTI Energy Inc. COM 703481101 16,088 507,823 SH   SOLE   465,412 0 42,411
PDF Solutions Inc. COM 693282105 4,625 254,559 SH   SOLE   254,559 0 0
Peabody Energy Corp. COM 704549104 7,747 474,140 SH   SOLE   474,140 0 0
Pep Boys-Manny Moe & Jack COM 713278109 13,256 1,042,130 SH   SOLE   966,657 0 75,473
Perficient Inc. COM 71375U101 2,229 123,000 SH   SOLE   123,000 0 0
PetSmart Inc. COM 716768106 9,541 138,500 SH   SOLE   138,500 0 0
Pfizer Inc. COM 717081103 21,446 667,688 SH   SOLE   667,688 0 0
Physicians Realty Trust COM 71943U104 1,670 120,000 SH   SOLE   120,000 0 0
Pioneer Power Solutions Inc. COM 723836300 974 112,000 SH   SOLE   112,000 0 0
PNC Financial Services Group I COM 693475105 18,476 212,368 SH   SOLE   212,368 0 0
Polypore International Inc. COM 73179V103 92,662 2,708,620 SH   SOLE   2,430,491 0 278,129
Pool Corp. COM 73278L105 34,092 555,964 SH   SOLE   481,516 0 74,448
Portfolio Recovery Associates COM 73640Q105 45,712 790,044 SH   SOLE   713,005 0 77,039
Power Integrations Inc. COM 739276103 137,263 2,086,700 SH   SOLE   1,805,173 0 281,527
Priceline.com Inc. COM 741503403 3,576 3,000 SH   SOLE   3,000 0 0
PriceSmart, Inc. COM 741511109 40,066 396,968 SH   SOLE   374,687 0 22,281
PROS Holdings Inc. COM 74346Y103 2,839 90,093 SH   SOLE   90,093 0 0
Prosperity Bancshares Inc. COM 743606105 4,007 60,580 SH   SOLE   60,580 0 0
Proto Labs Inc. COM 743713109 54,530 805,829 SH   SOLE   709,226 0 96,603
Pzena Investment Management In COM 74731Q103 5,542 470,841 SH   SOLE   470,841 0 0
QLIK Technologies Inc. COM 74733T105 1,161 43,661 SH   SOLE   43,661 0 0
Qualcomm Inc. COM 747525103 36,132 458,184 SH   SOLE   419,500 0 38,684
Questcor Pharmaceuticals Inc. COM 74835Y101 23,833 367,056 SH   SOLE   367,056 0 0
RealPage Inc. COM 75606N109 53,987 2,972,858 SH   SOLE   2,634,712 0 338,146
Regional Management Corp. COM 75902K106 9,213 373,600 SH   SOLE   373,600 0 0
Republic Services Inc. COM 760759100 26,951 788,963 SH   SOLE   722,352 0 66,611
Resources Connection Inc. COM 76122Q105 26,461 1,878,028 SH   SOLE   1,760,322 0 117,706
Roadrunner Transportation Syst COM 76973Q105 1,451 57,500 SH   SOLE   57,500 0 0
Rocket Fuel Inc. COM 773111109 844 19,674 SH   SOLE   19,674 0 0
Ross Stores Inc. COM 778296103 4,668 65,242 SH   SOLE   65,242 0 0
Roundy's, Inc. COM 779268101 860 125,000 SH   SOLE   125,000 0 0
Rush Enterprises Inc. - Cl B CL B 781846308 12,816 454,145 SH   SOLE   406,952 0 47,193
Saia Inc. COM 78709Y105 16,001 418,758 SH   SOLE   418,758 0 0
Sanchez Energy Corp. COM 79970Y105 593 20,000 SH   SOLE   20,000 0 0
Sangamo BioSciences Inc. COM 800677106 56,503 3,125,160 SH   SOLE   2,709,188 0 415,972
SciQuest Inc. COM 80908T101 59,783 2,212,948 SH   SOLE   1,949,534 0 263,414
Seattle Genetics Inc/WA COM 812578102 97,795 2,146,505 SH   SOLE   1,819,400 0 327,105
SEI Investments Co. COM 784117103 45,133 1,342,841 SH   SOLE   1,217,438 0 125,403
Select Comfort Corp. COM 81616X103 6,880 380,545 SH   SOLE   380,545 0 0
ServiceSource International In COM 81763U100 28,462 3,372,229 SH   SOLE   3,026,254 0 345,975
SFX Entertainment Inc. COM 784178303 828 117,500 SH   SOLE   117,500 0 0
ShoreTel Inc. COM 825211105 3,483 405,000 SH   SOLE   405,000 0 0
Shutterfly Inc. COM 82568P304 28,085 658,035 SH   SOLE   565,356 0 92,679
Shutterstock Inc. COM 825690100 307 4,227 SH   SOLE   4,227 0 0
Signature Bank COM 82669G104 7,281 57,975 SH   SOLE   57,975 0 0
Silicon Graphics International COM 82706L108 38,651 3,147,451 SH   SOLE   2,880,938 0 266,513
Silicon Laboratories Inc. COM 826919102 41,316 790,728 SH   SOLE   672,462 0 118,266
Silvercrest Asset Management G COM 828359109 4,235 231,545 SH   SOLE   231,545 0 0
Skechers USA COM 830566105 10,398 284,553 SH   SOLE   284,553 0 0
Southwest Airlines Co. COM 844741108 47,994 2,032,768 SH   SOLE   1,863,455 0 169,313
Spirit Airlines Inc. COM 848577102 52,225 879,210 SH   SOLE   786,238 0 92,972
SPS Commerce Inc. COM 78463M107 8,605 140,031 SH   SOLE   140,031 0 0
St. Jude Medical Inc. COM 790849103 4,326 66,153 SH   SOLE   66,153 0 0
Starwood Property Trust Inc. COM 85571B105 2,642 112,000 SH   SOLE   112,000 0 0
Stryker Corp. COM 863667101 18,665 229,100 SH   SOLE   208,800 0 20,300
Summit Hotel Properties Inc. COM 866082100 7,731 833,106 SH   SOLE   833,106 0 0
Swift Energy Co. COM 870738101 37,691 3,502,836 SH   SOLE   3,193,224 0 309,612
Syntel Inc. COM 87162H103 127,694 1,420,396 SH   SOLE   1,231,375 0 189,021
T. Rowe Price Group Inc. COM 74144T108 1,999 24,269 SH   SOLE   24,269 0 0
TAL International Group Inc. COM 874083108 2,251 52,500 SH   SOLE   52,500 0 0
Tandem Diabetes Care Inc. COM 875372104 25,619 1,159,754 SH   SOLE   1,074,630 0 85,124
Tangoe Inc. COM 87582Y108 51,338 2,761,607 SH   SOLE   2,483,457 0 278,150
Target Corp. COM 87612E106 91,620 1,514,128 SH   SOLE   1,410,311 0 103,817
Techne Corp. COM 878377100 41,779 489,387 SH   SOLE   424,696 0 64,691
Tetra Tech Inc. COM 88162G103 90,220 3,048,997 SH   SOLE   2,646,849 0 402,148
The Blackstone Group LP COM 09253U108 2,175 65,400 SH   SOLE   65,400 0 0
The Walt Disney Co. COM 254687106 1,441 18,000 SH   SOLE   18,000 0 0
TiVo Inc. COM 888706108 3,262 246,580 SH   SOLE   246,580 0 0
TransDigm Group Inc. COM 893641100 3,492 18,854 SH   SOLE   18,854 0 0
Trex Company Inc. COM 89531P105 1,807 24,704 SH   SOLE   24,704 0 0
Triangle Petroleum Corp. COM 89600B201 2,584 313,621 SH   SOLE   313,621 0 0
TriNet Group Inc. COM 896288107 1,077 50,561 SH   SOLE   50,561 0 0
Tristate Capital Holdings Inc. COM 89678F100 15,052 1,059,251 SH   SOLE   1,059,251 0 0
Tuesday Morning Corp. COM 899035505 1,627 115,000 SH   SOLE   115,000 0 0
Two Harbors Investment Corp. COM 90187B101 2,142 209,000 SH   SOLE   209,000 0 0
Tyler Technologies Inc. COM 902252105 30,342 362,597 SH   SOLE   324,371 0 38,226
Ubiquiti Networks Inc. COM 90347A100 5,786 127,255 SH   SOLE   113,797 0 13,458
Ultimate Software Group Inc. COM 90385D107 155,332 1,133,808 SH   SOLE   990,641 0 143,167
Ultra Petroleum Corp. COM 903914109 25,215 937,697 SH   SOLE   786,448 0 151,249
Unit Corp. COM 909218109 53,695 821,280 SH   SOLE   751,941 0 69,339
Universal Truckload Services I COM 91388P105 4,773 165,153 SH   SOLE   165,153 0 0
Unum Group COM 91529y106 57,682 1,633,592 SH   SOLE   1,529,456 0 104,136
Urban Outfitters Inc. COM 917047102 1,603 43,956 SH   SOLE   43,956 0 0
US Silica Holdings Inc. COM 90346E103 2,482 65,013 SH   SOLE   65,013 0 0
USANA Inc. COM 90328M107 7,993 106,091 SH   SOLE   106,091 0 0
Ventas Inc. COM 92276F100 28,606 472,274 SH   SOLE   431,885 0 40,389
Verizon Communications Inc. COM 92343V104 43,799 920,725 SH   SOLE   872,497 0 48,228
Virtus Investment Partners Inc COM 92828Q109 9,878 57,045 SH   SOLE   57,045 0 0
Visa Inc. COM 92826C839 6,741 31,230 SH   SOLE   31,230 0 0
Vistaprint Ltd. COM N93540107 117,134 2,379,806 SH   SOLE   2,082,027 0 297,779
Vocera Communications Inc. COM 92857F107 6,676 408,840 SH   SOLE   408,840 0 0
Voya Financial Inc. COM 929089100 15,821 436,206 SH   SOLE   436,206 0 0
Waddell & Reed Financial COM 930059100 9,363 127,175 SH   SOLE   96,575 0 30,600
Wal-Mart Stores Inc. COM 931142103 102,672 1,343,347 SH   SOLE   1,232,181 0 111,166
Waste Connections Inc. COM 941053100 89,973 2,051,371 SH   SOLE   1,640,404 0 410,967
Wells Fargo & Co. COM 949746101 23,194 466,300 SH   SOLE   466,300 0 0
Wesco Aircraft Holdings Inc. COM 950814103 124,577 5,660,033 SH   SOLE   4,900,724 0 759,309
Westell Technologies Inc. COM 957541105 1,501 406,800 SH   SOLE   406,800 0 0
WidePoint Corp. COM 967590100 1,440 900,000 SH   SOLE   900,000 0 0
World Fuel Services Corp. COM 981475106 40,261 912,959 SH   SOLE   842,267 0 70,692
WW Grainger Inc. COM 384802104 1,524 6,030 SH   SOLE   6,030 0 0
XL Group PLC COM G98290102 21,642 692,558 SH   SOLE   634,382 0 58,176
Zillow Inc. COM 98954A107 2,768 31,422 SH   SOLE   31,422 0 0
Zoetis Inc. COM 98978V103 22,151 765,427 SH   SOLE   701,597 0 63,830
Zumiez Inc. COM 989817101 56,080 2,313,527 SH   SOLE   2,008,667 0 304,860
Caesar Stone Sdot Yam Ltd. ORD SHS M20598104 3,752 69,000 SH   SOLE   69,000 0 0
Catamaran Corp. COM 148887102 6,180 138,067 SH   SOLE   138,067 0 0
Check Point Software Technolog ORD M22465104 16,436 243,034 SH   SOLE   243,034 0 0
Cimatron Ltd. ORD M23798107 866 120,000 SH   SOLE   120,000 0 0
Clicksoftware Technologies Ltd ORD M25082104 2,125 210,000 SH   SOLE   210,000 0 0
Gran Tierra Energy Inc. COM 38500T101 80,152 10,715,505 SH   SOLE   9,006,070 0 1,709,435
Icon PLC SHS G4705A100 137,143 2,884,186 SH   SOLE   2,500,659 0 383,527
MakeMyTrip Ltd. SHS V5633W109 102,867 3,798,623 SH   SOLE   3,368,460 0 430,163
Novadaq Technologies Inc. COM 66987G102 5,813 260,894 SH   SOLE   260,894 0 0
Pengrowth Energy Corp. COM 70706P104 10,635 1,749,138 SH   SOLE   1,749,138 0 0
Ritchie Bros Auctioneers Inc. COM 767744105 6,358 263,498 SH   SOLE   221,555 0 41,943
SodaStream International Ltd. USD SHS M9068E105 2,251 51,036 SH   SOLE   51,036 0 0
Stantec Inc. COM 85472N109 57,126 935,258 SH   SOLE   800,973 0 134,285
Suncor Energy Inc. COM 867224107 21,963 628,225 SH   SOLE   628,225 0 0
Talisman Energy Inc. COM 87425E103 47,926 4,802,175 SH   SOLE   4,396,736 0 405,439
Tim Hortons Inc. COM 88706M103 4,456 80,558 SH   SOLE   80,558 0 0
Valeant Pharmaceuticals Intl. COM 91911K102 3,045 23,100 SH   SOLE   23,100 0 0
Yamana Gold Inc. COM 98462Y100 22,680 2,583,139 SH   SOLE   2,356,037 0 227,102
51job Inc.ADR SP ADR REP COM 316827104 58,193 816,749 SH   SOLE   651,887 0 164,862
BHP Billiton PLCADR SPONSORED ADR 05545E209 437 7,072 SH   SOLE   7,072 0 0
Bitauto Holdings Ltd. - ADR SPONSORED ADS 091727107 12,211 340,719 SH   SOLE   249,374 0 91,345
Controladora Vuela Cia de Avia SPON ADR RP 10 21240E105 2,200 265,000 SH   SOLE   265,000 0 0
Ctrip.com International Ltd. - AMERICAN DEP SHS 22943F100 4,810 95,389 SH   SOLE   95,389 0 0
HDFC Bank Ltd. ADR ADR REP 3 SHS 40415F101 78,775 1,919,928 SH   SOLE   1,576,635 0 343,293
Mindray Medical International SPON ADR 602675100 2,239 69,200 SH   SOLE   69,200 0 0
MiX Telematics Ltd.ADR SPONSORED ADR 60688N102 648 60,100 SH   SOLE   60,100 0 0
Novartis AG ADR SPONSORED ADR 66987V109 27,298 321,078 SH   SOLE   294,335 0 26,743
O2Micro International Ltd. - A SPONS ADR 67107W100 4,031 1,228,903 SH   SOLE   1,228,903 0 0
SouFun Holdings Ltd.ADR ADR 836034108 56,322 823,180 SH   SOLE   622,838 0 200,342
Taiwan Semiconductor SP ADR SPONSORED ADR 874039100 4,450 222,297 SH   SOLE   222,297 0 0
Vipshop Holdings Ltd. ADR SPONSORED ADR 92763W103 26,726 179,009 SH   SOLE   163,490 0 15,519
iShares iBoxx Investment Grade IBOXX INV CP ETF 464287242 351 3,000 SH   SOLE   0 0 3,000
iShares India 50 ETF INDIA 50 ETF 464289529 6,114 237,723 SH   SOLE   237,723 0 0
iShares MSCI EAFE ETF MSCI EAFE ETF 464287465 1,057 15,736 SH   SOLE   15,736 0 0
iShares S&P US Preferred Stock U.S. PFD STK ETF 464288687 898 23,000 SH   SOLE   0 0 23,000
Market Vectors Preferred Secur PFD SEC EXFINL 57061R791 817 40,000 SH   SOLE   0 0 40,000
Powershares Dynamic Pharmaceut DYN PHRMA PORT 73935X799 2,923 51,600 SH   SOLE   51,600 0 0
WisdomTree India Earnings Fund INDIA ERNGS FD 97717W422 11,878 626,486 SH   SOLE   0 0 626,486