The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||
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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 |
| 2U Inc. | COM | 90214J101 | 68,167 | 2,664,848 | SH | SOLE | 1,161,046 | 0 | 1,503,802 | ||
| 3D Systems Corporation | COM | 88554D205 | 54,006 | 1,969,596 | SH | SOLE | 767,840 | 0 | 1,201,756 | ||
| A. O. Smith Corporation | COM | 831865209 | 58,870 | 896,587 | SH | SOLE | 345,957 | 0 | 550,630 | ||
| ACE Limited | COM | H0023R105 | 1,882 | 16,878 | SH | SOLE | 16,878 | 0 | 0 | ||
| Actavis Plc | COM | G0083B108 | 4,058 | 13,636 | SH | SOLE | 13,636 | 0 | 0 | ||
| Activision Blizzard Inc | COM | 00507V109 | 2,189 | 96,325 | SH | SOLE | 96,325 | 0 | 0 | ||
| Actuant Corporation Class A | COM | 00508X203 | 30 | 1,262 | SH | SOLE | 1,262 | 0 | 0 | ||
| ADTRAN Inc. | COM | 00738A106 | 3,328 | 178,261 | SH | SOLE | 114,101 | 0 | 64,160 | ||
| Advance Auto Parts Inc. | COM | 00751Y106 | 56,502 | 377,458 | SH | SOLE | 255,470 | 0 | 121,988 | ||
| Advent Software Inc. | COM | 007974108 | 12,824 | 290,720 | SH | SOLE | 181,821 | 0 | 108,899 | ||
| Advisory Board Company | COM | 00762W107 | 32,120 | 602,861 | SH | SOLE | 231,649 | 0 | 371,212 | ||
| Agnico-Eagle Mines Limited | COM | 008474108 | 15,144 | 542,005 | SH | SOLE | 356,215 | 0 | 185,790 | ||
| Akamai Technologies Inc. | COM | 00971T101 | 110,925 | 1,561,334 | SH | SOLE | 1,065,356 | 0 | 495,978 | ||
| Albemarle Corporation | COM | 012653101 | 12,756 | 241,400 | SH | SOLE | 159,650 | 0 | 81,750 | ||
| Alkermes Plc | COM | G01767105 | 129,841 | 2,129,590 | SH | SOLE | 1,305,545 | 0 | 824,045 | ||
| Allegheny Technologies Incorporated | COM | 01741R102 | 22,220 | 740,404 | SH | SOLE | 486,663 | 0 | 253,741 | ||
| Alliance Data Systems Corporation | COM | 018581108 | 106,018 | 357,868 | SH | SOLE | 244,884 | 0 | 112,984 | ||
| Allied World Assurance Company Holding | COM | H01531104 | 97,590 | 2,415,583 | SH | SOLE | 1,227,661 | 0 | 1,187,922 | ||
| Allison Transmission Holdings Inc. | COM | 01973R101 | 18 | 554 | SH | SOLE | 554 | 0 | 0 | ||
| Allscripts Healthcare Solutions Inc. | COM | 01988P108 | 23,576 | 1,971,244 | SH | SOLE | 911,001 | 0 | 1,060,243 | ||
| Altera Corporation | COM | 021441100 | 13,313 | 310,245 | SH | SOLE | 203,365 | 0 | 106,880 | ||
| Altra Industrial Motion Corp. | COM | 02208R106 | 10,307 | 372,912 | SH | SOLE | 145,470 | 0 | 227,442 | ||
| AMAG Pharmaceuticals Inc. | COM | 00163U106 | 26,399 | 482,970 | SH | SOLE | 186,929 | 0 | 296,041 | ||
| American Airlines Group Inc. | COM | 02376R102 | 145,372 | 2,754,303 | SH | SOLE | 1,903,832 | 0 | 850,471 | ||
| American Eagle Outfitters Inc. | COM | 02553E106 | 45,289 | 2,651,597 | SH | SOLE | 1,034,365 | 0 | 1,617,232 | ||
| American International Group Inc. | COM | 026874784 | 1,884 | 34,377 | SH | SOLE | 34,377 | 0 | 0 | ||
| American Water Works Company Inc. | COM | 030420103 | 31 | 569 | SH | SOLE | 569 | 0 | 0 | ||
| Amgen Inc. | COM | 031162100 | 2,552 | 15,967 | SH | SOLE | 15,967 | 0 | 0 | ||
| Amphenol Corporation Class A | COM | 032095101 | 85,672 | 1,453,800 | SH | SOLE | 990,515 | 0 | 463,285 | ||
| Aon plc | COM | G0408V102 | 74,681 | 776,957 | SH | SOLE | 526,547 | 0 | 250,410 | ||
| Apple Inc. | COM | 037833100 | 3,437 | 27,621 | SH | SOLE | 27,621 | 0 | 0 | ||
| Ares Commercial Real Estate Corporatio | COM | 04013V108 | 1,541 | 139,462 | SH | SOLE | 90,964 | 0 | 48,498 | ||
| Argo Group International Holdings Ltd. | COM | G0464B107 | 57,601 | 1,148,578 | SH | SOLE | 496,047 | 0 | 652,531 | ||
| Armstrong World Industries Inc. | COM | 04247X102 | 15,604 | 271,517 | SH | SOLE | 178,464 | 0 | 93,053 | ||
| Artisan Partners Asset Management Inc. | COM | 04316A108 | 25,654 | 564,327 | SH | SOLE | 269,956 | 0 | 294,371 | ||
| Ascena Retail Group Inc. | COM | 04351G101 | 18,989 | 1,308,681 | SH | SOLE | 511,020 | 0 | 797,661 | ||
| Aspen Insurance Holdings Limited | COM | G05384105 | 43,247 | 915,661 | SH | SOLE | 358,717 | 0 | 556,944 | ||
| Atmel Corporation | COM | 049513104 | 11,774 | 1,430,569 | SH | SOLE | 947,879 | 0 | 482,690 | ||
| Autoliv Inc. | COM | 052800109 | 19,869 | 168,713 | SH | SOLE | 109,143 | 0 | 59,570 | ||
| Avago Technologies Limited | COM | Y0486S104 | 102,747 | 809,159 | SH | SOLE | 558,911 | 0 | 250,248 | ||
| Avalanche Biotechnologies Inc | COM | 05337G107 | 11,537 | 284,733 | SH | SOLE | 110,184 | 0 | 174,549 | ||
| B/E Aerospace Inc. | COM | 073302101 | 37 | 576 | SH | SOLE | 576 | 0 | 0 | ||
| Beacon Roofing Supply Inc. | COM | 073685109 | 70,086 | 2,239,170 | SH | SOLE | 1,011,866 | 0 | 1,227,304 | ||
| Bed Bath & Beyond Inc. | COM | 075896100 | 15 | 194 | SH | SOLE | 194 | 0 | 0 | ||
| Belden Inc. | COM | 077454106 | 143,770 | 1,536,662 | SH | SOLE | 806,692 | 0 | 729,970 | ||
| Berry Plastics Group Inc. | COM | 08579W103 | 52,679 | 1,455,619 | SH | SOLE | 996,416 | 0 | 459,203 | ||
| Bill Barrett Corporation | COM | 06846N104 | 9,808 | 1,181,663 | SH | SOLE | 475,478 | 0 | 706,185 | ||
| BioDelivery Sciences International Inc | COM | 09060J106 | 4,754 | 452,751 | SH | SOLE | 175,230 | 0 | 277,521 | ||
| Biogen Inc. | COM | 09062X103 | 1,412 | 3,344 | SH | SOLE | 3,344 | 0 | 0 | ||
| BioMarin Pharmaceutical Inc. | COM | 09061G101 | 55,059 | 441,816 | SH | SOLE | 299,356 | 0 | 142,460 | ||
| Blackhawk Network Holdings Inc Class B | COM | 09238E203 | 31,725 | 892,400 | SH | SOLE | 450,422 | 0 | 441,978 | ||
| BlackRock Inc. | COM | 09247X101 | 2,426 | 6,631 | SH | SOLE | 6,631 | 0 | 0 | ||
| Bluebird Bio Inc. | COM | 09609G100 | 30,200 | 250,065 | SH | SOLE | 96,786 | 0 | 153,279 | ||
| Boise Cascade Co. | COM | 09739D100 | 39,936 | 1,066,084 | SH | SOLE | 532,103 | 0 | 533,981 | ||
| Bonanza Creek Energy Inc. | COM | 097793103 | 6,041 | 244,957 | SH | SOLE | 95,496 | 0 | 149,461 | ||
| Boot Barn Holdings Inc. | COM | 099406100 | 693 | 28,970 | SH | SOLE | 9,570 | 0 | 19,400 | ||
| Boston Properties Inc. | COM | 101121101 | 41 | 292 | SH | SOLE | 292 | 0 | 0 | ||
| Boston Scientific Corporation | COM | 101137107 | 13 | 759 | SH | SOLE | 759 | 0 | 0 | ||
| Brady Corporation Class A | COM | 104674106 | 24,601 | 869,615 | SH | SOLE | 345,566 | 0 | 524,049 | ||
| Briggs & Stratton Corporation | COM | 109043109 | 13,332 | 649,087 | SH | SOLE | 252,788 | 0 | 396,299 | ||
| Bright Horizons Family Solutions Inc. | COM | 109194100 | 49,271 | 961,017 | SH | SOLE | 660,544 | 0 | 300,473 | ||
| Brightcove Inc. | COM | 10921T101 | 17,739 | 2,419,992 | SH | SOLE | 1,597,019 | 0 | 822,973 | ||
| Broadcom Corporation Class A | COM | 111320107 | 2,784 | 64,306 | SH | SOLE | 64,306 | 0 | 0 | ||
| Brown-Forman Corporation Class B | COM | 115637209 | 57,482 | 636,220 | SH | SOLE | 458,894 | 0 | 177,326 | ||
| Brunswick Corporation | COM | 117043109 | 77,479 | 1,505,900 | SH | SOLE | 1,021,765 | 0 | 484,135 | ||
| Cabot Corporation | COM | 127055101 | 39,891 | 886,457 | SH | SOLE | 435,363 | 0 | 451,094 | ||
| Cabot Oil & Gas Corporation | COM | 127097103 | 39,920 | 1,351,832 | SH | SOLE | 910,771 | 0 | 441,061 | ||
| Cadence Design Systems Inc. | COM | 127387108 | 57,515 | 3,119,023 | SH | SOLE | 2,129,958 | 0 | 989,065 | ||
| CaesarStone Sdot-Yam Ltd. | COM | M20598104 | 68,857 | 1,134,203 | SH | SOLE | 652,667 | 0 | 481,536 | ||
| Callidus Software Inc. | COM | 13123E500 | 21,915 | 1,728,301 | SH | SOLE | 673,793 | 0 | 1,054,508 | ||
| Campus Crest Communities Inc. | COM | 13466Y105 | 21,156 | 2,954,687 | SH | SOLE | 1,207,873 | 0 | 1,746,814 | ||
| Career Education Corporation | COM | 141665109 | 23,254 | 4,623,113 | SH | SOLE | 1,892,871 | 0 | 2,730,242 | ||
| Carlisle Companies Incorporated | COM | 142339100 | 42,022 | 453,657 | SH | SOLE | 212,173 | 0 | 241,484 | ||
| Carrizo Oil & Gas Inc. | COM | 144577103 | 177,036 | 3,565,671 | SH | SOLE | 2,206,992 | 0 | 1,358,679 | ||
| Catamaran Corporation | COM | 148887102 | 26,244 | 440,787 | SH | SOLE | 313,872 | 0 | 126,915 | ||
| CDK Global Inc | COM | 12508E101 | 46,594 | 996,442 | SH | SOLE | 700,033 | 0 | 296,409 | ||
| Celadon Group Inc. | COM | 150838100 | 24,404 | 896,532 | SH | SOLE | 353,200 | 0 | 543,332 | ||
| Celgene Corporation | COM | 151020104 | 2,121 | 18,398 | SH | SOLE | 18,398 | 0 | 0 | ||
| Celladon Corporation | COM | 15117E107 | 7,046 | 371,996 | SH | SOLE | 244,693 | 0 | 127,303 | ||
| Celldex Therapeutics Inc. | COM | 15117B103 | 18,298 | 656,534 | SH | SOLE | 254,063 | 0 | 402,471 | ||
| Centene Corporation | COM | 15135B101 | 137,919 | 1,951,045 | SH | SOLE | 1,347,014 | 0 | 604,031 | ||
| Central Garden & Pet Company Class A | COM | 153527205 | 17,096 | 1,609,801 | SH | SOLE | 643,018 | 0 | 966,783 | ||
| Cerner Corporation | COM | 156782104 | 55,087 | 751,934 | SH | SOLE | 514,747 | 0 | 237,187 | ||
| CF Industries Holdings Inc. | COM | 125269100 | 36,206 | 127,628 | SH | SOLE | 86,807 | 0 | 40,821 | ||
| Chico's FAS Inc. | COM | 168615102 | 66,452 | 3,756,448 | SH | SOLE | 1,601,318 | 0 | 2,155,130 | ||
| Chipotle Mexican Grill Inc. | COM | 169656105 | 36,005 | 55,346 | SH | SOLE | 35,904 | 0 | 19,442 | ||
| CIBER Inc. | COM | 17163B102 | 17,406 | 4,224,687 | SH | SOLE | 1,546,157 | 0 | 2,678,530 | ||
| Cigna Corporation | COM | 125509109 | 53 | 412 | SH | SOLE | 412 | 0 | 0 | ||
| Cintas Corporation | COM | 172908105 | 43,068 | 527,603 | SH | SOLE | 360,734 | 0 | 166,869 | ||
| CIT Group Inc. | COM | 125581801 | 23 | 505 | SH | SOLE | 505 | 0 | 0 | ||
| Cloud Peak Energy Inc. | COM | 18911Q102 | 9,444 | 1,622,735 | SH | SOLE | 654,801 | 0 | 967,934 | ||
| Cogent Communications Holdings Inc | COM | 19239V302 | 158,871 | 4,496,786 | SH | SOLE | 2,618,035 | 0 | 1,878,751 | ||
| Cognizant Technology Solutions | COM | 192446102 | 3,001 | 48,098 | SH | SOLE | 48,098 | 0 | 0 | ||
| Computer Sciences Corporation | COM | 205363104 | 29 | 446 | SH | SOLE | 446 | 0 | 0 | ||
| CONSOL Energy Inc. | COM | 20854P109 | 5,014 | 179,791 | SH | SOLE | 116,941 | 0 | 62,850 | ||
| Continental Resources Inc. | COM | 212015101 | 61,648 | 1,411,671 | SH | SOLE | 962,394 | 0 | 449,277 | ||
| Control4 Corporation | COM | 21240D107 | 8,199 | 684,432 | SH | SOLE | 451,887 | 0 | 232,545 | ||
| Cooper Companies Inc. | COM | 216648402 | 143,295 | 764,566 | SH | SOLE | 525,940 | 0 | 238,626 | ||
| Copart Inc. | COM | 217204106 | 65,347 | 1,739,349 | SH | SOLE | 1,176,700 | 0 | 562,649 | ||
| Crocs Inc. | COM | 227046109 | 23,368 | 1,978,658 | SH | SOLE | 770,899 | 0 | 1,207,759 | ||
| CubeSmart | COM | 229663109 | 24 | 1,012 | SH | SOLE | 1,012 | 0 | 0 | ||
| Cypress Semiconductor Corporation | COM | 232806109 | 24,156 | 1,712,009 | SH | SOLE | 1,123,345 | 0 | 588,664 | ||
| Cytec Industries Inc. | COM | 232820100 | 76,554 | 1,416,609 | SH | SOLE | 843,689 | 0 | 572,920 | ||
| Dana Holding Corporation | COM | 235825205 | 24 | 1,133 | SH | SOLE | 1,133 | 0 | 0 | ||
| DaVita HealthCare Partners Inc. | COM | 23918K108 | 40 | 494 | SH | SOLE | 494 | 0 | 0 | ||
| Deckers Outdoor Corporation | COM | 243537107 | 21,642 | 297,000 | SH | SOLE | 115,620 | 0 | 181,380 | ||
| DexCom Inc. | COM | 252131107 | 84,638 | 1,357,689 | SH | SOLE | 758,562 | 0 | 599,127 | ||
| Dorman Products Inc. | COM | 258278100 | 20,745 | 416,988 | SH | SOLE | 163,333 | 0 | 253,655 | ||
| Dril-Quip Inc. | COM | 262037104 | 13,501 | 197,406 | SH | SOLE | 129,526 | 0 | 67,880 | ||
| DSW Inc. Class A | COM | 23334L102 | 148,595 | 4,029,147 | SH | SOLE | 2,280,614 | 0 | 1,748,533 | ||
| DTS Inc. | COM | 23335C101 | 21,804 | 639,982 | SH | SOLE | 423,897 | 0 | 216,085 | ||
| Dunkin' Brands Group Inc. | COM | 265504100 | 40,701 | 855,788 | SH | SOLE | 551,929 | 0 | 303,859 | ||
| E*TRADE Financial Corporation | COM | 269246401 | 91,866 | 3,217,165 | SH | SOLE | 2,203,467 | 0 | 1,013,698 | ||
| Eagle Materials Inc. | COM | 26969P108 | 167,855 | 2,008,799 | SH | SOLE | 1,196,913 | 0 | 811,886 | ||
| Edison International | COM | 281020107 | 50 | 801 | SH | SOLE | 801 | 0 | 0 | ||
| Edwards Lifesciences Corporation | COM | 28176E108 | 20,829 | 146,209 | SH | SOLE | 95,209 | 0 | 51,000 | ||
| Electronic Arts Inc. | COM | 285512109 | 226,619 | 3,853,083 | SH | SOLE | 2,666,468 | 0 | 1,186,615 | ||
| Ellie Mae Inc. | COM | 28849P100 | 96,242 | 1,740,053 | SH | SOLE | 817,958 | 0 | 922,095 | ||
| Emerald Oil Inc. | COM | 29101U209 | 65 | 87,693 | SH | SOLE | 57,736 | 0 | 29,957 | ||
| Encore Wire Corporation | COM | 292562105 | 17,400 | 459,338 | SH | SOLE | 199,465 | 0 | 259,873 | ||
| Endurance Specialty Holdings Ltd. | COM | G30397106 | 35,862 | 586,562 | SH | SOLE | 227,895 | 0 | 358,667 | ||
| Envestnet Inc. | COM | 29404K106 | 43,340 | 772,824 | SH | SOLE | 301,240 | 0 | 471,584 | ||
| EP Energy Corp. Class A | COM | 268785102 | 18,254 | 1,741,821 | SH | SOLE | 1,198,571 | 0 | 543,250 | ||
| Equifax Inc. | COM | 294429105 | 48,439 | 520,847 | SH | SOLE | 354,649 | 0 | 166,198 | ||
| Everest RE Group Ltd. | COM | G3223R108 | 23,115 | 132,847 | SH | SOLE | 88,097 | 0 | 44,750 | ||
| Fair Isaac Corporation | COM | 303250104 | 60,193 | 678,463 | SH | SOLE | 398,096 | 0 | 280,367 | ||
| Fairchild Semiconductor International | COM | 303726103 | 48,501 | 2,667,846 | SH | SOLE | 1,316,120 | 0 | 1,351,726 | ||
| Fidelity National Financial Inc - FNF | COM | 31620R303 | 23 | 620 | SH | SOLE | 620 | 0 | 0 | ||
| Fidelity National Information Services | COM | 31620M106 | 60 | 886 | SH | SOLE | 886 | 0 | 0 | ||
| Fiesta Restaurant Group Inc. | COM | 31660B101 | 25,706 | 421,411 | SH | SOLE | 162,101 | 0 | 259,310 | ||
| First Horizon National Corporation | COM | 320517105 | 42,056 | 2,943,013 | SH | SOLE | 1,133,794 | 0 | 1,809,219 | ||
| First Midwest Bancorp Inc. | COM | 320867104 | 38,176 | 2,197,822 | SH | SOLE | 824,009 | 0 | 1,373,813 | ||
| FleetMatics Group Ltd. | COM | G35569105 | 78,861 | 1,758,325 | SH | SOLE | 989,352 | 0 | 768,973 | ||
| Flextronics International Ltd. | COM | Y2573F102 | 26,365 | 2,080,076 | SH | SOLE | 1,357,533 | 0 | 722,543 | ||
| FLIR Systems Inc. | COM | 302445101 | 18,091 | 578,349 | SH | SOLE | 222,335 | 0 | 356,014 | ||
| Flushing Financial Corporation | COM | 343873105 | 30,796 | 1,534,447 | SH | SOLE | 718,807 | 0 | 815,640 | ||
| FMC Corporation | COM | 302491303 | 23,619 | 412,559 | SH | SOLE | 298,691 | 0 | 113,868 | ||
| Fortinet Inc. | COM | 34959E109 | 186,262 | 5,329,377 | SH | SOLE | 3,204,631 | 0 | 2,124,746 | ||
| Fox Factory Holding Corp. | COM | 35138V102 | 47,735 | 3,111,773 | SH | SOLE | 1,681,862 | 0 | 1,429,911 | ||
| FTI Consulting Inc. | COM | 302941109 | 22,973 | 613,261 | SH | SOLE | 243,063 | 0 | 370,198 | ||
| Furmanite Corporation | COM | 361086101 | 10,938 | 1,386,367 | SH | SOLE | 550,767 | 0 | 835,600 | ||
| Gartner Inc. | COM | 366651107 | 34,685 | 413,659 | SH | SOLE | 271,565 | 0 | 142,094 | ||
| Generac Holdings Inc. | COM | 368736104 | 22,256 | 457,094 | SH | SOLE | 177,990 | 0 | 279,104 | ||
| Genesee & Wyoming Inc. Class A | COM | 371559105 | 2,246 | 23,285 | SH | SOLE | 23,285 | 0 | 0 | ||
| Global Eagle Entertainment Inc. | COM | 37951D102 | 20,926 | 1,572,176 | SH | SOLE | 1,111,344 | 0 | 460,832 | ||
| Global Payments Inc. | COM | 37940X102 | 109,948 | 1,199,259 | SH | SOLE | 808,691 | 0 | 390,568 | ||
| Globe Specialty Metals Inc. | COM | 37954N206 | 50,814 | 2,685,754 | SH | SOLE | 1,421,660 | 0 | 1,264,094 | ||
| GNC Holdings Inc. Class A | COM | 36191G107 | 62,786 | 1,279,518 | SH | SOLE | 883,554 | 0 | 395,964 | ||
| Gogo Inc. | COM | 38046C109 | 37,064 | 1,944,570 | SH | SOLE | 1,176,277 | 0 | 768,293 | ||
| Google Inc. Class A | COM | 38259P508 | 1,440 | 2,596 | SH | SOLE | 2,596 | 0 | 0 | ||
| Google Inc. Class C | COM | 38259P706 | 1,423 | 2,596 | SH | SOLE | 2,596 | 0 | 0 | ||
| Green Dot Corporation Class A | COM | 39304D102 | 7,993 | 502,059 | SH | SOLE | 330,195 | 0 | 171,864 | ||
| Hain Celestial Group Inc. | COM | 405217100 | 73,934 | 1,154,323 | SH | SOLE | 782,060 | 0 | 372,263 | ||
| Harman International Industries Incorp | COM | 413086109 | 136,174 | 1,019,040 | SH | SOLE | 614,684 | 0 | 404,356 | ||
| Harsco Corporation | COM | 415864107 | 26,349 | 1,526,608 | SH | SOLE | 690,593 | 0 | 836,015 | ||
| HCC Insurance Holdings Inc. | COM | 404132102 | 68,516 | 1,209,040 | SH | SOLE | 530,636 | 0 | 678,404 | ||
| HealthSouth Corporation | COM | 421924309 | 50,418 | 1,136,575 | SH | SOLE | 774,389 | 0 | 362,186 | ||
| HeartWare International Inc. | COM | 422368100 | 10,709 | 122,010 | SH | SOLE | 80,280 | 0 | 41,730 | ||
| HNI Corporation | COM | 404251100 | 37,671 | 682,811 | SH | SOLE | 260,567 | 0 | 422,244 | ||
| Horsehead Holding Corp. | COM | 440694305 | 4,363 | 344,663 | SH | SOLE | 225,683 | 0 | 118,980 | ||
| Host Hotels & Resorts Inc. | COM | 44107P104 | 24 | 1,180 | SH | SOLE | 1,180 | 0 | 0 | ||
| Hubbell Incorporated Class B | COM | 443510201 | 5,039 | 45,967 | SH | SOLE | 27,167 | 0 | 18,800 | ||
| Humana Inc. | COM | 444859102 | 114,316 | 642,154 | SH | SOLE | 443,049 | 0 | 199,105 | ||
| Illumina Inc. | COM | 452327109 | 138,537 | 746,268 | SH | SOLE | 522,438 | 0 | 223,830 | ||
| IMAX Corporation | COM | 45245E109 | 105,508 | 3,129,864 | SH | SOLE | 2,005,556 | 0 | 1,124,308 | ||
| Incyte Corporation | COM | 45337C102 | 81,082 | 884,596 | SH | SOLE | 602,772 | 0 | 281,824 | ||
| Ingram Micro Inc. Class A | COM | 457153104 | 23,950 | 953,432 | SH | SOLE | 374,130 | 0 | 579,302 | ||
| Insight Enterprises Inc. | COM | 45765U103 | 29,838 | 1,046,217 | SH | SOLE | 403,749 | 0 | 642,468 | ||
| Insulet Corporation | COM | 45784P101 | 54,735 | 1,641,216 | SH | SOLE | 1,110,098 | 0 | 531,118 | ||
| Insys Therapeutics Inc. | COM | 45824V209 | 20,624 | 354,795 | SH | SOLE | 137,321 | 0 | 217,474 | ||
| Integrated Device Technology Inc. | COM | 458118106 | 55,316 | 2,763,038 | SH | SOLE | 1,291,725 | 0 | 1,471,313 | ||
| Intercept Pharmaceuticals Inc. | COM | 45845P108 | 7,256 | 25,728 | SH | SOLE | 9,958 | 0 | 15,770 | ||
| International Paper Company | COM | 460146103 | 15 | 265 | SH | SOLE | 265 | 0 | 0 | ||
| International Speedway Corporation Cla | COM | 460335201 | 16,391 | 502,638 | SH | SOLE | 175,408 | 0 | 327,230 | ||
| Interoil Corporation | COM | 460951106 | 20,274 | 439,408 | SH | SOLE | 289,424 | 0 | 149,984 | ||
| Intersect ENT Inc | COM | 46071F103 | 2,558 | 99,048 | SH | SOLE | 63,638 | 0 | 35,410 | ||
| Intrexon Corporation | COM | 46122T102 | 102,274 | 2,254,212 | SH | SOLE | 872,476 | 0 | 1,381,736 | ||
| Invensense Inc. | COM | 46123D205 | 27,092 | 1,781,226 | SH | SOLE | 784,144 | 0 | 997,082 | ||
| Itron Inc. | COM | 465741106 | 39,466 | 1,080,976 | SH | SOLE | 573,223 | 0 | 507,753 | ||
| J.B. Hunt Transport Services Inc. | COM | 445658107 | 61,152 | 716,107 | SH | SOLE | 485,704 | 0 | 230,403 | ||
| Jabil Circuit Inc. | COM | 466313103 | 57,728 | 2,469,137 | SH | SOLE | 1,161,019 | 0 | 1,308,118 | ||
| Jack Henry & Associates Inc. | COM | 426281101 | 95,306 | 1,363,664 | SH | SOLE | 753,771 | 0 | 609,893 | ||
| JetBlue Airways Corporation | COM | 477143101 | 26,324 | 1,367,481 | SH | SOLE | 897,201 | 0 | 470,280 | ||
| Jones Lang LaSalle Incorporated | COM | 48020Q107 | 36,548 | 214,485 | SH | SOLE | 83,043 | 0 | 131,442 | ||
| JPMorgan Chase & Co. | COM | 46625H100 | 1,773 | 29,270 | SH | SOLE | 29,270 | 0 | 0 | ||
| Kansas City Southern | COM | 485170302 | 8,129 | 79,631 | SH | SOLE | 52,481 | 0 | 27,150 | ||
| KAR Auction Services Inc. | COM | 48238T109 | 116,191 | 3,063,301 | SH | SOLE | 1,765,884 | 0 | 1,297,417 | ||
| KBR Inc. | COM | 48242W106 | 3,285 | 226,862 | SH | SOLE | 149,432 | 0 | 77,430 | ||
| Kirby Corporation | COM | 497266106 | 35,984 | 479,468 | SH | SOLE | 326,399 | 0 | 153,069 | ||
| Kite Pharma Inc. | COM | 49803L109 | 41,690 | 722,774 | SH | SOLE | 279,744 | 0 | 443,030 | ||
| Kohl's Corporation | COM | 500255104 | 19 | 246 | SH | SOLE | 246 | 0 | 0 | ||
| Kraton Performance Polymers Inc. | COM | 50077C106 | 48,394 | 2,394,571 | SH | SOLE | 1,284,783 | 0 | 1,109,788 | ||
| Kulicke & Soffa Industries Inc. | COM | 501242101 | 21,776 | 1,393,205 | SH | SOLE | 577,402 | 0 | 815,803 | ||
| L Brands Inc. | COM | 501797104 | 63,426 | 673,791 | SH | SOLE | 459,732 | 0 | 214,059 | ||
| Laboratory Corporation of America Hold | COM | 50540R409 | 21 | 169 | SH | SOLE | 169 | 0 | 0 | ||
| Lam Research Corporation | COM | 512807108 | 64,226 | 914,439 | SH | SOLE | 611,252 | 0 | 303,187 | ||
| Lennox International Inc. | COM | 526107107 | 42,683 | 382,153 | SH | SOLE | 250,933 | 0 | 131,220 | ||
| Leucadia National Corporation | COM | 527288104 | 12,088 | 542,286 | SH | SOLE | 358,903 | 0 | 183,383 | ||
| LGI Homes Inc. | COM | 50187T106 | 1,999 | 119,977 | SH | SOLE | 46,788 | 0 | 73,189 | ||
| Liberty Interactive Corporation Class | COM | 53071M104 | 45 | 1,540 | SH | SOLE | 1,540 | 0 | 0 | ||
| Lions Gate Entertainment Corp. | COM | 535919203 | 25,533 | 752,756 | SH | SOLE | 497,261 | 0 | 255,495 | ||
| Littelfuse Inc. | COM | 537008104 | 11,843 | 119,161 | SH | SOLE | 46,165 | 0 | 72,996 | ||
| LKQ Corporation | COM | 501889208 | 128,937 | 5,044,503 | SH | SOLE | 2,952,160 | 0 | 2,092,343 | ||
| Louisiana-Pacific Corporation | COM | 546347105 | 29,516 | 1,787,759 | SH | SOLE | 1,161,249 | 0 | 626,510 | ||
| LPL Financial Holdings Inc. | COM | 50212V100 | 10,564 | 240,850 | SH | SOLE | 158,100 | 0 | 82,750 | ||
| LSB Industries Inc. | COM | 502160104 | 14,865 | 359,660 | SH | SOLE | 142,853 | 0 | 216,807 | ||
| Lululemon Athletica Inc | COM | 550021109 | 42,652 | 666,231 | SH | SOLE | 455,781 | 0 | 210,450 | ||
| M&T Bank Corporation | COM | 55261F104 | 17 | 134 | SH | SOLE | 134 | 0 | 0 | ||
| MarineMax Inc. | COM | 567908108 | 15,986 | 603,014 | SH | SOLE | 390,075 | 0 | 212,939 | ||
| Martin Marietta Materials Inc. | COM | 573284106 | 13,017 | 93,115 | SH | SOLE | 61,585 | 0 | 31,530 | ||
| MasTec Inc. | COM | 576323109 | 53,978 | 2,796,788 | SH | SOLE | 1,201,015 | 0 | 1,595,773 | ||
| Mattson Technology Inc. | COM | 577223100 | 5,869 | 1,489,620 | SH | SOLE | 980,076 | 0 | 509,544 | ||
| Maxim Integrated Products Inc. | COM | 57772K101 | 18,263 | 524,660 | SH | SOLE | 347,570 | 0 | 177,090 | ||
| MAXIMUS Inc. | COM | 577933104 | 7,427 | 111,251 | SH | SOLE | 43,370 | 0 | 67,881 | ||
| McDermott International Inc. | COM | 580037109 | 22,675 | 5,905,035 | SH | SOLE | 3,882,600 | 0 | 2,022,435 | ||
| Mead Johnson Nutrition Company | COM | 582839106 | 36,747 | 365,537 | SH | SOLE | 241,498 | 0 | 124,039 | ||
| Medicines Company | COM | 584688105 | 64,864 | 2,314,908 | SH | SOLE | 895,464 | 0 | 1,419,444 | ||
| Medidata Solutions Inc. | COM | 58471A105 | 35,766 | 729,317 | SH | SOLE | 281,836 | 0 | 447,481 | ||
| Medivation Inc. | COM | 58501N101 | 62,533 | 484,490 | SH | SOLE | 330,121 | 0 | 154,369 | ||
| MEDNAX Inc. | COM | 58502B106 | 180,284 | 2,486,329 | SH | SOLE | 1,369,705 | 0 | 1,116,624 | ||
| Merit Medical Systems Inc. | COM | 589889104 | 23,821 | 1,237,447 | SH | SOLE | 478,399 | 0 | 759,048 | ||
| Meritor Inc. | COM | 59001K100 | 50,184 | 3,979,692 | SH | SOLE | 1,938,214 | 0 | 2,041,478 | ||
| MFA Financial Inc. | COM | 55272X102 | 32 | 4,123 | SH | SOLE | 4,123 | 0 | 0 | ||
| MGM Resorts International | COM | 552953101 | 26,989 | 1,283,359 | SH | SOLE | 916,827 | 0 | 366,532 | ||
| Michael Kors Holdings Ltd | COM | G60754101 | 44,945 | 683,574 | SH | SOLE | 468,153 | 0 | 215,421 | ||
| Micron Technology Inc. | COM | 595112103 | 34 | 1,251 | SH | SOLE | 1,251 | 0 | 0 | ||
| Microsemi Corporation | COM | 595137100 | 2,498 | 70,553 | SH | SOLE | 37,900 | 0 | 32,653 | ||
| Modine Manufacturing Company | COM | 607828100 | 51,072 | 3,791,524 | SH | SOLE | 1,637,594 | 0 | 2,153,930 | ||
| Molina Healthcare Inc. | COM | 60855R100 | 91,600 | 1,361,272 | SH | SOLE | 663,609 | 0 | 697,663 | ||
| Monolithic Power Systems Inc. | COM | 609839105 | 49,658 | 943,173 | SH | SOLE | 653,426 | 0 | 289,747 | ||
| Monster Beverage Corporation | COM | 611740101 | 43,195 | 312,113 | SH | SOLE | 212,713 | 0 | 99,400 | ||
| MRC Global Inc. | COM | 55345K103 | 20,418 | 1,723,049 | SH | SOLE | 866,441 | 0 | 856,608 | ||
| MSA Safety Inc. | COM | 553498106 | 17,908 | 359,012 | SH | SOLE | 127,114 | 0 | 231,898 | ||
| Mylan N.V. | COM | N59465109 | 29,462 | 496,417 | SH | SOLE | 338,556 | 0 | 157,861 | ||
| Myriad Genetics Inc. | COM | 62855J104 | 38,342 | 1,083,112 | SH | SOLE | 541,998 | 0 | 541,114 | ||
| National Retail Properties Inc. | COM | 637417106 | 31,638 | 772,222 | SH | SOLE | 310,351 | 0 | 461,871 | ||
| Natural Grocers by Vitamin Cottage Inc | COM | 63888U108 | 27,798 | 1,006,804 | SH | SOLE | 388,847 | 0 | 617,957 | ||
| Navigators Group Inc. | COM | 638904102 | 52,378 | 672,895 | SH | SOLE | 260,399 | 0 | 412,496 | ||
| Netflix Inc. | COM | 64110L106 | 50,951 | 122,275 | SH | SOLE | 83,631 | 0 | 38,644 | ||
| NETGEAR Inc. | COM | 64111Q104 | 14,750 | 448,595 | SH | SOLE | 175,147 | 0 | 273,448 | ||
| New Relic Inc. | COM | 64829B100 | 4,826 | 139,064 | SH | SOLE | 54,212 | 0 | 84,852 | ||
| Noble Energy Inc. | COM | 655044105 | 16 | 327 | SH | SOLE | 327 | 0 | 0 | ||
| Noodles & Co. Class A | COM | 65540B105 | 10,021 | 574,619 | SH | SOLE | 225,128 | 0 | 349,491 | ||
| Northern Trust Corporation | COM | 665859104 | 23 | 326 | SH | SOLE | 326 | 0 | 0 | ||
| NRG Energy Inc. | COM | 629377508 | 28 | 1,098 | SH | SOLE | 1,098 | 0 | 0 | ||
| Nuance Communications Inc. | COM | 67020Y100 | 5,036 | 350,941 | SH | SOLE | 238,925 | 0 | 112,016 | ||
| NXP Semiconductors NV | COM | N6596X109 | 134,492 | 1,340,098 | SH | SOLE | 932,686 | 0 | 407,412 | ||
| O'Reilly Automotive Inc. | COM | 67103H107 | 70,238 | 324,814 | SH | SOLE | 221,341 | 0 | 103,473 | ||
| ON Semiconductor Corporation | COM | 682189105 | 52,692 | 4,351,096 | SH | SOLE | 2,033,730 | 0 | 2,317,366 | ||
| Oracle Corporation | COM | 68389X105 | 2,000 | 46,359 | SH | SOLE | 46,359 | 0 | 0 | ||
| P. H. Glatfelter Company | COM | 377316104 | 16,973 | 616,528 | SH | SOLE | 243,629 | 0 | 372,899 | ||
| Packaging Corporation of America | COM | 695156109 | 9,813 | 125,506 | SH | SOLE | 81,904 | 0 | 43,602 | ||
| PacWest Bancorp | COM | 695263103 | 44,360 | 946,038 | SH | SOLE | 620,954 | 0 | 325,084 | ||
| Pall Corporation | COM | 696429307 | 56,710 | 564,892 | SH | SOLE | 382,895 | 0 | 181,997 | ||
| Pandora Media Inc. | COM | 698354107 | 13,311 | 821,134 | SH | SOLE | 320,116 | 0 | 501,018 | ||
| PAREXEL International Corporation | COM | 699462107 | 49,838 | 722,388 | SH | SOLE | 491,871 | 0 | 230,517 | ||
| Parkway Properties Inc. | COM | 70159Q104 | 25,819 | 1,488,110 | SH | SOLE | 598,388 | 0 | 889,722 | ||
| Pericom Semiconductor Corporation | COM | 713831105 | 18,596 | 1,202,092 | SH | SOLE | 472,617 | 0 | 729,475 | ||
| PerkinElmer Inc. | COM | 714046109 | 862 | 16,861 | SH | SOLE | 6,787 | 0 | 10,074 | ||
| Perrigo Co. Plc | COM | G97822103 | 67,393 | 407,088 | SH | SOLE | 277,438 | 0 | 129,650 | ||
| Piedmont Natural Gas Company Inc. | COM | 720186105 | 16,241 | 440,028 | SH | SOLE | 161,908 | 0 | 278,120 | ||
| Pinnacle Financial Partners Inc. | COM | 72346Q104 | 57,125 | 1,284,865 | SH | SOLE | 485,985 | 0 | 798,880 | ||
| Popular Inc. | COM | 733174700 | 73,112 | 2,125,974 | SH | SOLE | 994,672 | 0 | 1,131,302 | ||
| Portland General Electric Company | COM | 736508847 | 41,943 | 1,130,846 | SH | SOLE | 424,529 | 0 | 706,317 | ||
| Power Integrations Inc. | COM | 739276103 | 13,418 | 257,647 | SH | SOLE | 100,442 | 0 | 157,205 | ||
| Premiere Global Services Inc. | COM | 740585104 | 15,951 | 1,668,463 | SH | SOLE | 1,080,081 | 0 | 588,382 | ||
| Primoris Services Corporation | COM | 74164F103 | 15,706 | 913,676 | SH | SOLE | 364,981 | 0 | 548,695 | ||
| Puma Biotechnology Inc. | COM | 74587V107 | 6,324 | 26,783 | SH | SOLE | 13,174 | 0 | 13,609 | ||
| PVH Corp. | COM | 693656100 | 23 | 214 | SH | SOLE | 214 | 0 | 0 | ||
| QIAGEN NV | COM | N72482107 | 9,586 | 380,391 | SH | SOLE | 251,371 | 0 | 129,020 | ||
| QLogic Corporation | COM | 747277101 | 107,352 | 7,283,041 | SH | SOLE | 3,199,023 | 0 | 4,084,018 | ||
| Qorvo Inc | COM | 74736K101 | 111,613 | 1,400,411 | SH | SOLE | 754,588 | 0 | 645,823 | ||
| Quanta Services Inc. | COM | 74762E102 | 39,003 | 1,367,093 | SH | SOLE | 661,171 | 0 | 705,922 | ||
| QuickLogic Corporation | COM | 74837P108 | 10,555 | 5,469,071 | SH | SOLE | 3,655,193 | 0 | 1,813,878 | ||
| QuinStreet Inc. | COM | 74874Q100 | 6,172 | 1,037,373 | SH | SOLE | 682,107 | 0 | 355,266 | ||
| Raymond James Financial Inc. | COM | 754730109 | 238,183 | 4,194,836 | SH | SOLE | 2,386,547 | 0 | 1,808,289 | ||
| RealPage Inc. | COM | 75606N109 | 27,457 | 1,363,325 | SH | SOLE | 531,888 | 0 | 831,437 | ||
| Red Hat Inc. | COM | 756577102 | 64,055 | 845,606 | SH | SOLE | 580,311 | 0 | 265,295 | ||
| Regions Financial Corporation | COM | 7591EP100 | 7 | 735 | SH | SOLE | 735 | 0 | 0 | ||
| Renasant Corporation | COM | 75970E107 | 40,166 | 1,336,650 | SH | SOLE | 525,109 | 0 | 811,541 | ||
| Rentrak Corporation | COM | 760174102 | 9,145 | 164,600 | SH | SOLE | 64,475 | 0 | 100,125 | ||
| Ritchie Bros. Auctioneers Incorporated | COM | 767744105 | 21,757 | 872,376 | SH | SOLE | 403,048 | 0 | 469,328 | ||
| RLJ Lodging Trust | COM | 74965L101 | 29 | 941 | SH | SOLE | 941 | 0 | 0 | ||
| Rogers Corporation | COM | 775133101 | 38,744 | 471,281 | SH | SOLE | 307,531 | 0 | 163,750 | ||
| Roper Industries Inc. | COM | 776696106 | 62,030 | 360,637 | SH | SOLE | 243,577 | 0 | 117,060 | ||
| Ross Stores Inc. | COM | 778296103 | 105,841 | 1,004,566 | SH | SOLE | 687,637 | 0 | 316,929 | ||
| Rovi Corporation | COM | 779376102 | 59,039 | 3,242,120 | SH | SOLE | 1,920,044 | 0 | 1,322,076 | ||
| RTI International Metals Inc. | COM | 74973W107 | 728 | 20,274 | SH | SOLE | 20,274 | 0 | 0 | ||
| Saia Inc. | COM | 78709Y105 | 26,871 | 606,578 | SH | SOLE | 305,764 | 0 | 300,814 | ||
| Sangamo BioSciences Inc. | COM | 800677106 | 33,978 | 2,166,975 | SH | SOLE | 980,353 | 0 | 1,186,622 | ||
| Santander Consumer USA Holdings Inc. | COM | 80283M101 | 24 | 1,045 | SH | SOLE | 1,045 | 0 | 0 | ||
| SBA Communications Corporation | COM | 78388J106 | 18,231 | 155,687 | SH | SOLE | 102,676 | 0 | 53,011 | ||
| SeaChange International Inc. | COM | 811699107 | 10,682 | 1,360,761 | SH | SOLE | 912,751 | 0 | 448,010 | ||
| Select Comfort Corporation | COM | 81616X103 | 72,432 | 2,101,307 | SH | SOLE | 1,166,056 | 0 | 935,251 | ||
| Selective Insurance Group Inc. | COM | 816300107 | 50,490 | 1,738,037 | SH | SOLE | 765,691 | 0 | 972,346 | ||
| Semtech Corporation | COM | 816850101 | 36,854 | 1,383,166 | SH | SOLE | 613,304 | 0 | 769,862 | ||
| Sherwin-Williams Company | COM | 824348106 | 113,233 | 398,008 | SH | SOLE | 271,464 | 0 | 126,544 | ||
| Signature Bank | COM | 82669G104 | 130,042 | 1,003,569 | SH | SOLE | 571,267 | 0 | 432,302 | ||
| Silicon Laboratories Inc. | COM | 826919102 | 7,734 | 152,334 | SH | SOLE | 100,544 | 0 | 51,790 | ||
| Silver Spring Networks Inc. | COM | 82817Q103 | 11,508 | 1,287,288 | SH | SOLE | 852,670 | 0 | 434,618 | ||
| Skullcandy Inc. | COM | 83083J104 | 14,164 | 1,253,464 | SH | SOLE | 498,029 | 0 | 755,435 | ||
| Skyworks Solutions Inc. | COM | 83088M102 | 49,199 | 500,554 | SH | SOLE | 328,935 | 0 | 171,619 | ||
| SLM Corp | COM | 78442P106 | 29 | 3,177 | SH | SOLE | 3,177 | 0 | 0 | ||
| Southwest Gas Corporation | COM | 844895102 | 22,534 | 387,380 | SH | SOLE | 146,833 | 0 | 240,547 | ||
| Spirit Airlines Inc. | COM | 848577102 | 88,240 | 1,140,644 | SH | SOLE | 783,263 | 0 | 357,381 | ||
| SS&C Technologies Inc. | COM | 78467J100 | 75,971 | 1,219,435 | SH | SOLE | 832,648 | 0 | 386,787 | ||
| STAAR Surgical Company | COM | 852312305 | 1,355 | 182,370 | SH | SOLE | 120,132 | 0 | 62,238 | ||
| Stericycle Inc. | COM | 858912108 | 45,585 | 324,610 | SH | SOLE | 222,062 | 0 | 102,548 | ||
| Stock Building Supply Holdings Inc. | COM | 86101X104 | 39,391 | 2,181,099 | SH | SOLE | 1,082,602 | 0 | 1,098,497 | ||
| SunEdison Inc. | COM | 86732Y109 | 18,503 | 770,960 | SH | SOLE | 509,610 | 0 | 261,350 | ||
| SVB Financial Group | COM | 78486Q101 | 41,723 | 328,426 | SH | SOLE | 224,629 | 0 | 103,797 | ||
| Swift Transportation Company Class A | COM | 87074U101 | 19,379 | 744,772 | SH | SOLE | 355,803 | 0 | 388,969 | ||
| Synaptics Incorporated | COM | 87157D109 | 122,496 | 1,506,628 | SH | SOLE | 880,334 | 0 | 626,294 | ||
| Synchronoss Technologies Inc. | COM | 87157B103 | 9,610 | 202,495 | SH | SOLE | 79,001 | 0 | 123,494 | ||
| Tandem Diabetes Care Inc. | COM | 875372104 | 20,390 | 1,615,706 | SH | SOLE | 1,061,195 | 0 | 554,511 | ||
| Tangoe Inc. | COM | 87582Y108 | 50,617 | 3,667,913 | SH | SOLE | 1,662,800 | 0 | 2,005,113 | ||
| Tenneco Inc. | COM | 880349105 | 5,414 | 94,296 | SH | SOLE | 62,726 | 0 | 31,570 | ||
| Tessera Technologies Inc. | COM | 88164L100 | 78,991 | 1,961,046 | SH | SOLE | 1,021,775 | 0 | 939,271 | ||
| Teva Pharmaceutical Industries Limited | COM | 881624209 | 1,533 | 24,600 | SH | SOLE | 24,600 | 0 | 0 | ||
| Tilly's Inc. Class A | COM | 886885102 | 20,261 | 1,294,646 | SH | SOLE | 504,133 | 0 | 790,513 | ||
| TiVo Inc. | COM | 888706108 | 14,598 | 1,375,861 | SH | SOLE | 904,310 | 0 | 471,551 | ||
| TJX Companies Inc. | COM | 872540109 | 3,015 | 43,034 | SH | SOLE | 43,034 | 0 | 0 | ||
| Trex Company Inc. | COM | 89531P105 | 18,670 | 342,384 | SH | SOLE | 226,424 | 0 | 115,960 | ||
| Tronox Ltd. | COM | Q9235V101 | 12,738 | 626,545 | SH | SOLE | 411,480 | 0 | 215,065 | ||
| TRW Automotive Holdings Corp. | COM | 87264S106 | 13,621 | 129,909 | SH | SOLE | 83,549 | 0 | 46,360 | ||
| Ultratech Inc | COM | 904034105 | 32,482 | 1,873,251 | SH | SOLE | 1,094,224 | 0 | 779,027 | ||
| Unilife Corporation | COM | 90478E103 | 35,610 | 8,880,404 | SH | SOLE | 4,206,355 | 0 | 4,674,049 | ||
| United Continental Holdings Inc. | COM | 910047109 | 144,602 | 2,150,215 | SH | SOLE | 1,410,593 | 0 | 739,622 | ||
| United Natural Foods Inc. | COM | 911163103 | 70,697 | 917,669 | SH | SOLE | 626,078 | 0 | 291,591 | ||
| United Therapeutics Corporation | COM | 91307C102 | 35,837 | 207,828 | SH | SOLE | 107,615 | 0 | 100,213 | ||
| UnitedHealth Group Incorporated | COM | 91324P102 | 2,908 | 24,583 | SH | SOLE | 24,583 | 0 | 0 | ||
| Unitil Corporation | COM | 913259107 | 21,964 | 631,690 | SH | SOLE | 265,138 | 0 | 366,552 | ||
| Universal Display Corporation | COM | 91347P105 | 18,645 | 398,830 | SH | SOLE | 261,920 | 0 | 136,910 | ||
| Universal Health Services Inc. Class B | COM | 913903100 | 63,258 | 537,406 | SH | SOLE | 366,444 | 0 | 170,962 | ||
| UTi Worldwide Inc. | COM | G87210103 | 30,681 | 2,494,394 | SH | SOLE | 1,725,545 | 0 | 768,849 | ||
| V.F. Corporation | COM | 918204108 | 73,820 | 980,221 | SH | SOLE | 667,539 | 0 | 312,682 | ||
| Vantiv Inc. Class A | COM | 92210H105 | 68,165 | 1,808,078 | SH | SOLE | 1,231,809 | 0 | 576,269 | ||
| Vera Bradley Inc. | COM | 92335C106 | 3,960 | 243,985 | SH | SOLE | 160,343 | 0 | 83,642 | ||
| VeriFone Systems Inc. | COM | 92342Y109 | 8,275 | 237,180 | SH | SOLE | 156,630 | 0 | 80,550 | ||
| Virtusa Corporation | COM | 92827P102 | 21,749 | 525,595 | SH | SOLE | 205,275 | 0 | 320,320 | ||
| Vitamin Shoppe Inc. | COM | 92849E101 | 16,444 | 399,230 | SH | SOLE | 230,807 | 0 | 168,423 | ||
| Volaris Aviation Holding Company ADR C | COM | 21240E105 | 29,691 | 2,665,240 | SH | SOLE | 1,755,070 | 0 | 910,170 | ||
| W. R. Berkley Corporation | COM | 084423102 | 20,144 | 398,807 | SH | SOLE | 262,947 | 0 | 135,860 | ||
| W.P. Carey Inc. | COM | 92936U109 | 43 | 626 | SH | SOLE | 626 | 0 | 0 | ||
| W.W. Grainger Inc. | COM | 384802104 | 12 | 49 | SH | SOLE | 49 | 0 | 0 | ||
| Wabash National Corporation | COM | 929566107 | 20,743 | 1,471,118 | SH | SOLE | 966,797 | 0 | 504,321 | ||
| WABCO Holdings Inc. | COM | 92927K102 | 63,854 | 519,649 | SH | SOLE | 245,835 | 0 | 273,814 | ||
| Waddell & Reed Financial Inc. Class A | COM | 930059100 | 6,948 | 140,259 | SH | SOLE | 92,599 | 0 | 47,660 | ||
| Washington Federal Inc. | COM | 938824109 | 27,936 | 1,281,159 | SH | SOLE | 499,380 | 0 | 781,779 | ||
| Watsco Inc. | COM | 942622200 | 124,849 | 993,232 | SH | SOLE | 456,017 | 0 | 537,215 | ||
| Web.com Group Inc. | COM | 94733A104 | 32,673 | 1,724,169 | SH | SOLE | 757,606 | 0 | 966,563 | ||
| WESCO International Inc. | COM | 95082P105 | 40,506 | 579,561 | SH | SOLE | 226,648 | 0 | 352,913 | ||
| Westar Energy Inc. | COM | 95709T100 | 36,419 | 939,605 | SH | SOLE | 367,507 | 0 | 572,098 | ||
| Western Digital Corporation | COM | 958102105 | 32 | 357 | SH | SOLE | 357 | 0 | 0 | ||
| Westinghouse Air Brake Technologies Co | COM | 929740108 | 106,756 | 1,123,632 | SH | SOLE | 759,614 | 0 | 364,018 | ||
| WEX Inc. | COM | 96208T104 | 28,574 | 266,147 | SH | SOLE | 101,942 | 0 | 164,205 | ||
| Weyerhaeuser Company | COM | 962166104 | 58 | 1,740 | SH | SOLE | 1,740 | 0 | 0 | ||
| Wisdomtree Investments Inc. | COM | 97717P104 | 41,889 | 1,951,974 | SH | SOLE | 1,326,959 | 0 | 625,015 | ||
| WPX Energy Inc. Class A | COM | 98212B103 | 48,700 | 4,455,623 | SH | SOLE | 2,233,274 | 0 | 2,222,349 | ||
| WSFS Financial Corporation | COM | 929328102 | 36,839 | 487,095 | SH | SOLE | 221,364 | 0 | 265,731 | ||
| Yelp Inc. Class A | COM | 985817105 | 18,668 | 394,261 | SH | SOLE | 247,991 | 0 | 146,270 | ||
| Zions Bancorporation | COM | 989701107 | 14 | 504 | SH | SOLE | 504 | 0 | 0 | ||
| Zynga Inc. Class A | COM | 98986T108 | 21,985 | 7,714,009 | SH | SOLE | 5,267,386 | 0 | 2,446,623 | ||