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
8x8, Inc com 282914100 12,103 1,321,310 SH   SOLE   1,193,118 0 128,192
A O Smith Corp com 831865209 84,671 1,500,992 SH   SOLE   502,727 0 998,265
AMETEK, Inc com 031100100 56,492 1,073,374 SH   SOLE   24,376 0 1,048,998
Actavis Plc com G0083B108 38,657 150,175 SH   SOLE   3,695 0 146,480
Actua Corp com 005094107 7,367 398,845 SH   SOLE   361,640 0 37,205
Acuity Brands, Inc com 00508Y102 45,896 327,665 SH   SOLE   13,160 0 314,505
Acxiom Corp com 005125109 66,342 3,272,924 SH   SOLE   1,303,962 0 1,968,962
Advisory Board Co com 00762W107 20,727 423,180 SH   SOLE   161,260 0 261,920
Affiliated Managers Group, Inc com 008252108 63,156 297,570 SH   SOLE   11,305 0 286,265
Akorn, Inc com 009728106 54,434 1,503,688 SH   SOLE   519,998 0 983,690
Alexion Pharmaceuticals, Inc com 015351109 15,305 82,715 SH   SOLE   115 0 82,600
Align Technology, Inc com 016255101 32,594 582,970 SH   SOLE   24,060 0 558,910
Alliance Data Systems Corp com 018581108 163,885 572,923 SH   SOLE   119,998 0 452,925
Altera Corp com 021441100 13,810 373,845 SH   SOLE   560 0 373,285
American Tower Corp com 03027X100 16,971 171,685 SH   SOLE   240 0 171,445
Amphenol Corp - Class A com 032095101 18,305 340,180 SH   SOLE   480 0 339,700
AngioDynamics, Inc com 03475V101 2,106 110,805 SH   SOLE   104,155 0 6,650
Armstrong World Industries, In com 04247X102 9,656 188,880 SH   SOLE   285 0 188,595
Ashland, Inc com 044209104 62,698 523,530 SH   SOLE   20,385 0 503,145
Atmel Corp com 049513104 61,049 7,272,110 SH   SOLE   274,707 0 6,997,403
Atwood Oceanics, Inc com 050095108 20,319 716,200 SH   SOLE   215,817 0 500,383
Autodesk, Inc com 052769106 12,362 205,830 SH   SOLE   510 0 205,320
B/E Aerospace, Inc com 073302101 23,793 410,080 SH   SOLE   16,065 0 394,015
Bankrate, Inc com 06647F102 45,522 3,662,241 SH   SOLE   1,621,830 0 2,040,411
Belden, Inc com 077454106 84,021 1,066,117 SH   SOLE   459,619 0 606,498
Bonanza Creek Energy, Inc. com 097793103 30,165 1,256,870 SH   SOLE   313,433 0 943,437
BorgWarner, Inc com 099724106 14,863 270,480 SH   SOLE   420 0 270,060
Bottomline Technologies, Inc com 101388106 17,040 674,068 SH   SOLE   612,306 0 61,762
Cabot Oil & Gas Corp com 127097103 41,660 1,406,950 SH   SOLE   31,845 0 1,375,105
Callidus Software, Inc com 13123E500 21,164 1,296,025 SH   SOLE   1,169,300 0 126,725
Cambrex Corp com 132011107 17,518 810,259 SH   SOLE   730,350 0 79,909
Cameron International Corp com 13342B105 8,257 165,315 SH   SOLE   295 0 165,020
CarMax, Inc com 143130102 58,408 877,255 SH   SOLE   36,325 0 840,930
Carlisle Companies, Inc com 142339100 39,613 438,975 SH   SOLE   17,710 0 421,265
Carpenter Technology Corp com 144285103 38,868 789,200 SH   SOLE   336,419 0 452,781
Catamaran Corp com 148887102 8,442 163,130 SH   SOLE   240 0 162,890
Cerner Corp com 156782104 11,731 181,425 SH   SOLE   280 0 181,145
Chemtura Corp com 163893209 13,106 529,946 SH   SOLE   479,896 0 50,050
Chicago Bridge & Iron Co NV com 167250109 60,608 1,443,739 SH   SOLE   389,665 0 1,054,074
Cognizant Technology Solutions com 192446102 30,407 577,430 SH   SOLE   810 0 576,620
Cooper Companies, Inc com 216648402 97,236 599,886 SH   SOLE   158,978 0 440,908
Core Laboratories NV com N22717107 23,572 195,875 SH   SOLE   7,885 0 187,990
Corporate Executive Board Comp com 21988R102 26,018 358,718 SH   SOLE   324,307 0 34,411
DSW, Inc - Class A com 23334L102 63,257 1,695,907 SH   SOLE   897,880 0 798,027
DealerTrak Technologies, Inc com 242309102 65,915 1,487,588 SH   SOLE   756,203 0 731,385
Del Frisco's Restaurant Group, com 245077102 16,386 690,218 SH   SOLE   631,945 0 58,273
Diodes, Inc com 254543101 22,415 813,015 SH   SOLE   443,520 0 369,495
Discovery Communications, Inc com 25470F302 14,032 416,140 SH   SOLE   645 0 415,495
Dorman Products, Inc com 258278100 39,480 817,890 SH   SOLE   282,730 0 535,160
Electronics for Imaging, Inc com 286082102 56,209 1,312,378 SH   SOLE   523,985 0 788,393
Encore Capital Group, Inc com 292554102 23,168 521,802 SH   SOLE   471,350 0 50,452
EnerSys com 29275Y102 67,623 1,095,635 SH   SOLE   411,738 0 683,897
Entravision Communications Cor com 29382R107 12,656 1,953,065 SH   SOLE   1,760,470 0 192,595
Expeditors Intl of Washington, com 302130109 8,767 196,520 SH   SOLE   275 0 196,245
F5 Networks, Inc com 315616102 60,784 465,900 SH   SOLE   16,710 0 449,190
FMC Corp com 302491303 12,885 225,940 SH   SOLE   11,870 0 214,070
Fastenal Company com 311900104 17,243 362,545 SH   SOLE   520 0 362,025
Fidelity National Information com 31620M106 10,967 176,325 SH   SOLE   270 0 176,055
Financial Engines, Inc com 317485100 10,286 281,427 SH   SOLE   255,079 0 26,348
Finisar Corp com 31787A507 26,466 1,363,539 SH   SOLE   445,709 0 917,830
Flowserve Corp com 34354P105 33,661 562,610 SH   SOLE   17,000 0 545,610
G-III Apparel Group, Ltd com 36237H101 45,939 454,796 SH   SOLE   226,585 0 228,211
Gentherm, Inc com 37253A103 13,598 371,325 SH   SOLE   338,250 0 33,075
Globus Medical, Inc com 379577208 46,124 1,940,420 SH   SOLE   690,355 0 1,250,065
Gulfport Energy Corp com 402635304 21,328 510,970 SH   SOLE   16,980 0 493,990
Hanesbrands, Inc com 410345102 43,316 388,070 SH   SOLE   15,630 0 372,440
Harley-Davidson, Inc com 412822108 11,136 168,955 SH   SOLE   240 0 168,715
Herbalife Ltd. com G4412G101 41,915 1,111,791 SH   SOLE   37,751 0 1,074,040
Hertz Global Holding, Inc com 42805T105 13,061 523,690 SH   SOLE   810 0 522,880
ICON PLC com G4705A100 18,188 356,700 SH   SOLE   19,700 0 337,000
IHS, Inc com 451734107 53,504 469,830 SH   SOLE   18,730 0 451,100
Imax Corp com 45245E109 24,763 801,380 SH   SOLE   723,487 0 77,893
Informatica Corp com 45666Q102 42,635 1,117,990 SH   SOLE   45,725 0 1,072,265
Innerworkings, Inc com 45773Y105 8,630 1,107,872 SH   SOLE   1,001,352 0 106,520
Integrated Device Tech Inc com 458118106 14,804 755,306 SH   SOLE   680,510 0 74,796
InterXion Holding NV com N47279109 14,427 527,702 SH   SOLE   478,079 0 49,623
J.B. Hunt Transport Services, com 445658107 10,105 119,940 SH   SOLE   170 0 119,770
Jarden Corp com 471109108 46,848 978,453 SH   SOLE   38,399 0 940,054
Krispy Kreme Doughnuts, Inc com 501014104 21,848 1,106,796 SH   SOLE   999,472 0 107,324
LKQ Corp com 501889208 96,250 3,422,830 SH   SOLE   582,706 0 2,840,124
Lam Research Corp com 512807108 8,655 109,090 SH   SOLE   165 0 108,925
Life Time Fitness, Inc com 53217R207 99,245 1,752,834 SH   SOLE   642,564 0 1,110,270
Ligand Pharmaceuticals, Inc com 53220K504 15,373 288,905 SH   SOLE   263,105 0 25,800
Live Nation Entertainment, Inc com 538034109 67,055 2,568,158 SH   SOLE   916,407 0 1,651,751
Luminex Corp com 55027E102 30,441 1,622,654 SH   SOLE   735,569 0 887,085
MSC Industrial Direct Co, Inc com 553530106 85,334 1,050,261 SH   SOLE   246,061 0 804,200
Magnum Hunter Corp com 55973B102 10,117 3,221,869 SH   SOLE   2,982,300 0 239,569
Mallinckrodt PLC com G5785G107 61,648 622,520 SH   SOLE   25,030 0 597,490
Marchex, Inc - Class B com 56624R108 4,928 1,073,530 SH   SOLE   1,024,535 0 48,995
MasterCard, Inc com 57636Q104 17,187 199,475 SH   SOLE   300 0 199,175
Matador Resources Co com 576485205 30,216 1,493,610 SH   SOLE   652,635 0 840,975
Maxlinear, Inc - Class A com 57776J100 7,938 1,071,273 SH   SOLE   969,753 0 101,520
Methode Electronics, Inc com 591520200 53,097 1,454,310 SH   SOLE   655,498 0 798,812
Middleby Corp com 596278101 60,270 608,177 SH   SOLE   208,657 0 399,520
Mobile Mini, Inc com 60740F105 20,491 505,830 SH   SOLE   456,239 0 49,591
Monotype Imaging Holdings, Inc com 61022P100 12,465 432,350 SH   SOLE   391,665 0 40,685
NCI Building Systems, Inc com 628852204 12,543 677,272 SH   SOLE   621,025 0 56,247
O'Reilly Automotive, Inc com 67103H107 13,829 71,795 SH   SOLE   110 0 71,685
Oxford Industries, Inc com 691497309 20,776 376,313 SH   SOLE   339,387 0 36,926
PDC Energy, Inc com 69327R101 14,206 344,219 SH   SOLE   314,736 0 29,483
Pegasystems, Inc com 705573103 15,169 730,319 SH   SOLE   661,457 0 68,862
Pentair, Ltd com G7S00T104 72,492 1,091,425 SH   SOLE   25,695 0 1,065,730
Perrigo Co com G97822103 16,871 100,925 SH   SOLE   155 0 100,770
PolyOne Corp com 73179P106 87,288 2,302,493 SH   SOLE   910,388 0 1,392,105
Power Integrations, Inc com 739276103 15,793 305,244 SH   SOLE   275,315 0 29,929
Praxair, Inc com 74005P104 8,895 68,655 SH   SOLE   95 0 68,560
Quanta Services, Inc com 74762E102 35,225 1,240,750 SH   SOLE   49,470 0 1,191,280
Repligen Corp com 759916109 7,818 394,831 SH   SOLE   357,830 0 37,001
ResMed, Inc com 761152107 64,947 1,158,531 SH   SOLE   250,561 0 907,970
Rex Energy Corp com 761565100 5,372 1,053,336 SH   SOLE   963,955 0 89,381
Rogers Corp com 775133101 42,809 525,647 SH   SOLE   473,840 0 51,807
Ruckus Wireless, Inc com 781220108 8,887 739,341 SH   SOLE   668,710 0 70,631
Ryder System, Inc com 783549108 17,751 191,175 SH   SOLE   26,700 0 164,475
SBA Communications Corp com 78388J106 36,152 326,400 SH   SOLE   10,780 0 315,620
Salix Pharmaceuticals com 795435106 39,981 347,845 SH   SOLE   15,450 0 332,395
SciQuest, Inc com 80908T101 5,183 358,665 SH   SOLE   326,919 0 31,746
Service Corporation Internatio com 817565104 43,818 1,930,315 SH   SOLE   85,225 0 1,845,090
Snap-On, Inc com 833034101 10,793 78,930 SH   SOLE   120 0 78,810
Southwestern Energy Co com 845467109 21,046 771,210 SH   SOLE   12,290 0 758,920
Spectranetics Corp com 84760C107 33,267 962,041 SH   SOLE   867,151 0 94,890
Stage Stores, Inc com 85254C305 15,718 759,328 SH   SOLE   692,050 0 67,278
Starwood Hotels & Resorts Worl com 85590A401 12,835 158,315 SH   SOLE   225 0 158,090
Stein Mart, Inc com 858375108 11,911 814,740 SH   SOLE   734,265 0 80,475
Stericycle, Inc com 858912108 51,949 396,315 SH   SOLE   14,065 0 382,250
Superior Energy Services, Inc com 868157108 26,144 1,297,449 SH   SOLE   59,699 0 1,237,750
Syntel, Inc com 87162H103 36,385 808,923 SH   SOLE   282,085 0 526,838
T Rowe Price Group, Inc com 74144T108 20,710 241,205 SH   SOLE   340 0 240,865
Tennant Company com 880345103 23,777 329,452 SH   SOLE   297,296 0 32,156
Teradyne, Inc com 880770102 61,294 3,097,242 SH   SOLE   994,515 0 2,102,727
Texas Capital Bancshares, Inc com 88224Q107 19,919 366,630 SH   SOLE   127,975 0 238,655
Texas Roadhouse, Inc. com 882681109 72,980 2,161,740 SH   SOLE   595,690 0 1,566,050
Thermo Fisher Scientific, Inc com 883556102 23,471 187,335 SH   SOLE   300 0 187,035
Tractor Supply Co com 892356106 60,320 765,285 SH   SOLE   30,795 0 734,490
Treehouse Foods, Inc com 89469A104 48,741 569,875 SH   SOLE   208,200 0 361,675
Trex Company, Inc com 89531P105 58,369 1,370,804 SH   SOLE   519,764 0 851,040
Ulta Salon, Cosmetics & Fragra com 90384S303 88,356 691,147 SH   SOLE   154,258 0 536,889
Ultimate Software Group, Inc com 90385D107 67,283 458,286 SH   SOLE   176,486 0 281,800
United Natural Foods, Inc com 911163103 85,179 1,101,571 SH   SOLE   524,299 0 577,272
United Rentals, Inc com 911363109 35,093 344,013 SH   SOLE   12,947 0 331,066
Urban Outfitters, Inc com 917047102 67,726 1,927,855 SH   SOLE   79,350 0 1,848,505
Vascular Solutions, Inc com 92231M109 5,470 201,412 SH   SOLE   181,794 0 19,618
VeriFone Systems, Inc com 92342Y109 57,573 1,547,665 SH   SOLE   67,695 0 1,479,970
Verisk Analytics, Inc.-Class A com 92345Y106 4,928 76,945 SH   SOLE   115 0 76,830
Vitamin Shoppe, Inc com 92849E101 33,434 688,235 SH   SOLE   244,100 0 444,135
W R Grace & Co com 38388F108 49,509 519,020 SH   SOLE   19,590 0 499,430
WNS Holdings Ltd - ADR com 92932M101 12,938 626,251 SH   SOLE   563,672 0 62,579
WageWorks, Inc com 930427109 53,016 821,056 SH   SOLE   404,584 0 416,472
Watsco, Inc com 942622200 61,516 574,915 SH   SOLE   23,180 0 551,735
Weatherford International PLC com G48833100 7,427 648,640 SH   SOLE   1,000 0 647,640
West Pharmaceuticals Services, com 955306105 122,396 2,298,945 SH   SOLE   723,541 0 1,575,404
Wolverine World Wide, Inc com 978097103 45,410 1,540,885 SH   SOLE   87,685 0 1,453,200
Worthington Industries, Inc com 981811102 40,113 1,333,090 SH   SOLE   45,980 0 1,287,110
Zoetis, Inc com 98978V103 10,126 235,315 SH   SOLE   365 0 234,950
Zumiez, Inc com 989817101 17,294 447,678 SH   SOLE   396,189 0 51,489