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
51job Inc SP ADR 316827104 16,357 555,226 SH   SOLE   459,000 0 96,226
Abaxis Inc COM 002567105 35,674 640,699 SH   SOLE   565,958 0 74,741
Agios Pharmaceuticals Inc COM 00847X104 28,370 436,994 SH   SOLE   391,779 0 45,215
Akorn Inc COM 009728106 102,067 2,735,646 SH   SOLE   2,467,156 0 268,490
Alamos Gold Inc COM CL A 011532108 7,238 2,200,000 SH   SOLE   2,200,000 0 0
Align Technology Inc COM 016255101 193,747 2,942,240 SH   SOLE   2,735,959 0 206,281
Allegion PLC ORD SHS G0176J109 30,459 462,060 SH   SOLE   421,832 0 40,228
Allied World Assurance Co Holdings AG SHS H01531104 43,466 1,168,762 SH   SOLE   1,034,809 0 133,953
Amber Road Inc COM 02318Y108 8,737 1,716,447 SH   SOLE   1,510,002 0 206,445
AMERCO COM 023586100 64,375 165,276 SH   SOLE   148,968 0 16,308
AMETEK Inc COM 031100100 212,182 3,959,363 SH   SOLE   3,590,608 0 368,755
Amphenol Corp COM 032095101 138,820 2,657,856 SH   SOLE   2,417,575 0 240,281
Anadarko Petroleum Corp COM 032511107 3,401 70,000 SH   SOLE   70,000 0 0
ANSYS Inc COM 03662Q105 161,228 1,743,002 SH   SOLE   1,562,029 0 180,973
Arctic Cat Inc COM 039670104 10,180 621,460 SH   SOLE   538,044 0 83,416
Associated Banc-Corp COM 045487105 122,543 6,535,653 SH   SOLE   5,869,387 0 666,266
Avis Budget Group Inc COM 053774105 77,814 2,144,236 SH   SOLE   1,956,329 0 187,907
Axalta Coating Systems Ltd COM G0750C108 35,491 1,331,756 SH   SOLE   1,242,602 0 89,154
Bankrate Inc COM 06647F102 142,066 10,681,664 SH   SOLE   9,979,344 0 702,320
Bio-Techne Corp COM 09073M104 76,256 847,288 SH   SOLE   774,788 0 72,500
Bitauto Holdings Ltd ADS 091727107 10,850 383,679 SH   SOLE   265,652 0 118,027
Blackhawk Network Holdings Inc CL A 09238E104 84,730 1,916,543 SH   SOLE   1,726,405 0 190,138
Blue Nile Inc COM 09578R103 18,611 501,252 SH   SOLE   434,362 0 66,890
Boingo Wireless Inc COM 09739C102 31,345 4,734,959 SH   SOLE   4,091,619 0 643,340
BOK Financial Corp COM 05561Q201 63,379 1,060,024 SH   SOLE   955,524 0 104,500
Cadence Design Systems Inc COM 127387108 65,342 3,139,938 SH   SOLE   2,787,670 0 352,268
CAE Inc COM 124765108 41,484 3,739,758 SH   SOLE   3,456,267 0 283,491
CalAmp Corp COM 128126109 25,441 1,276,536 SH   SOLE   1,143,275 0 133,261
Carrizo Oil & Gas Inc COM 144577103 32,572 1,101,134 SH   SOLE   975,915 0 125,219
Casey's General Stores Inc COM 147528103 38,109 316,386 SH   SOLE   269,651 0 46,735
Cato Corp/The COM 149205106 50,746 1,378,223 SH   SOLE   1,234,864 0 143,359
Cavco Industries Inc COM 149568107 58,541 702,685 SH   SOLE   619,584 0 83,101
Celldex Therapeutics Inc COM 15117B103 56,605 3,610,008 SH   SOLE   3,271,742 0 338,266
Cepheid COM 15670R107 195,826 5,360,677 SH   SOLE   4,903,451 0 457,226
Chefs' Warehouse Inc/The COM 163086101 11,859 710,994 SH   SOLE   634,313 0 76,681
Choice Hotels International Inc COM 169905106 37,297 739,875 SH   SOLE   661,955 0 77,920
Cimarex Energy Co COM 171798101 31,727 354,963 SH   SOLE   324,521 0 30,442
CNO Financial Group Inc COM 12621E103 104,877 5,493,826 SH   SOLE   5,049,142 0 444,684
Core Laboratories NV COM N22717107 89,202 820,322 SH   SOLE   751,144 0 69,178
CoreLogic Inc/United States COM 21871D103 55,114 1,627,708 SH   SOLE   1,459,619 0 168,089
Crown Castle International Corp COM 22822V101 76,078 880,026 SH   SOLE   819,026 0 61,000
Cvent Inc COM 23247G109 75,755 2,170,011 SH   SOLE   1,922,590 0 247,421
Demandware Inc COM 24802Y105 65,027 1,204,874 SH   SOLE   1,045,559 0 159,315
Domino's Pizza Inc COM 25754A201 33,747 303,341 SH   SOLE   271,957 0 31,384
Donaldson Co Inc COM 257651109 183,069 6,387,628 SH   SOLE   5,828,460 0 559,168
Dorman Products Inc COM 258278100 55,418 1,167,438 SH   SOLE   1,036,650 0 130,788
Drew Industries Inc COM 26168L205 114,256 1,876,436 SH   SOLE   1,645,185 0 231,251
Dun & Bradstreet Corp/The COM 26483E100 23,348 224,654 SH   SOLE   203,127 0 21,527
Dunkin' Brands Group Inc COM 265504100 22,283 523,200 SH   SOLE   476,449 0 46,751
Eaton Vance Corp COM 278265103 81,029 2,498,593 SH   SOLE   2,276,783 0 221,810
Education Realty Trust Inc COM 28140H203 110,045 2,905,100 SH   SOLE   2,658,166 0 246,934
Envision Healthcare Holdings Inc COM 29413U103 39,066 1,504,277 SH   SOLE   1,322,459 0 181,818
ESCO Technologies Inc COM 296315104 41,448 1,146,866 SH   SOLE   1,026,392 0 120,474
Eversource Energy COM 30040W108 46,105 902,787 SH   SOLE   826,680 0 76,107
ExlService Holdings Inc COM 302081104 68,438 1,523,217 SH   SOLE   1,344,756 0 178,461
Expedia Inc COM 30212P303 20,701 166,537 SH   SOLE   153,177 0 13,360
Expeditors International of Washington Inc COM 302130109 117,085 2,596,126 SH   SOLE   2,390,637 0 205,489
Extra Space Storage Inc COM 30225T102 134,166 1,520,980 SH   SOLE   1,344,923 0 176,057
F5 Networks Inc COM 315616102 81,339 838,888 SH   SOLE   780,612 0 58,276
Federal Realty Investment Trust SH BEN 313747206 55,887 382,529 SH   SOLE   336,865 0 45,664
Fiesta Restaurant Group Inc COM 31660B101 73,688 2,193,089 SH   SOLE   1,972,647 0 220,442
First Busey Corp COM 319383204 26,299 1,274,805 SH   SOLE   1,218,314 0 56,491
Five Below Inc COM 33829M101 15,594 485,791 SH   SOLE   435,370 0 50,421
FLIR Systems Inc COM 302445101 34,468 1,227,944 SH   SOLE   1,115,958 0 111,986
Fluidigm Corp COM 34385P108 19,337 1,788,773 SH   SOLE   1,564,306 0 224,467
Forward Air Corp COM 349853101 46,564 1,082,640 SH   SOLE   973,916 0 108,724
Fossil Group Inc COM 34988V106 56,109 1,534,706 SH   SOLE   1,426,856 0 107,850
Fresh Market Inc/The COM 35804H106 83,557 3,567,748 SH   SOLE   3,228,761 0 338,987
Gaiam Inc CL A 36268Q103 14,173 2,271,274 SH   SOLE   2,218,680 0 52,594
Generac Holdings Inc COM 368736104 99,067 3,327,751 SH   SOLE   3,030,692 0 297,059
Genpact Ltd SHS G3992B107 43,816 1,754,063 SH   SOLE   1,570,754 0 183,309
Gentex Corp COM 371901109 95,991 5,995,716 SH   SOLE   5,472,758 0 522,958
Global Eagle Entertainment Inc COM 37951D102 22,487 2,278,304 SH   SOLE   2,025,693 0 252,611
Global Payments Inc COM 37940X102 52,705 817,001 SH   SOLE   714,388 0 102,613
Globalstar Inc COM 378973408 56,567 39,282,306 SH   SOLE   36,195,214 0 3,087,092
Gogo Inc COM 38046C109 42,208 2,371,256 SH   SOLE   1,960,689 0 410,567
Grupo Aeroportuario del Sureste SAB de CV ADR 40051E202 53,807 382,505 SH   SOLE   355,525 0 26,980
GTT Communications Inc COM 362393100 34,741 2,036,427 SH   SOLE   1,854,453 0 181,974
Guaranty Bancorp COM 40075T607 5,539 334,893 SH   SOLE   286,102 0 48,791
Hackett Group Inc/The COM 404609109 44,055 2,741,463 SH   SOLE   2,344,977 0 396,486
HealthSouth Corp COM 421924309 56,480 1,622,518 SH   SOLE   1,464,598 0 157,920
Heartland Express Inc COM 422347104 71,218 4,184,367 SH   SOLE   3,797,377 0 386,990
HEICO Corp CL A 422806208 166,941 3,393,102 SH   SOLE   3,021,593 0 371,509
Hertz Global Holdings Inc COM 42805T105 58,270 4,094,895 SH   SOLE   3,710,902 0 383,993
Hornbeck Offshore Services Inc COM 440543106 2,171 218,401 SH   SOLE   106,122 0 112,279
HRG Group Inc COM 40434J100 62,249 4,590,617 SH   SOLE   4,102,057 0 488,560
IMAX Corp COM 45245E109 16,101 453,025 SH   SOLE   389,965 0 63,060
inContact Inc COM 45336E109 13,333 1,397,569 SH   SOLE   1,267,251 0 130,318
Infinera Corp COM 45667G103 38,577 2,128,948 SH   SOLE   1,887,530 0 241,418
Intercept Pharmaceuticals Inc COM 45845P108 27,909 186,872 SH   SOLE   168,763 0 18,109
IPG Photonics Corp COM 44980X109 111,321 1,248,548 SH   SOLE   1,106,992 0 141,556
iRobot Corp COM 462726100 44,389 1,253,920 SH   SOLE   1,144,532 0 109,388
JB Hunt Transport Services Inc COM 445658107 42,838 583,941 SH   SOLE   528,539 0 55,402
Jones Lang LaSalle Inc COM 48020Q107 67,293 420,947 SH   SOLE   378,545 0 42,402
Knoll Inc COM 498904200 53,268 2,833,410 SH   SOLE   2,531,889 0 301,521
Knowles Corp COM 49926D109 4,983 373,807 SH   SOLE   324,586 0 49,221
Lakeland Financial Corp COM 511656100 37,194 797,811 SH   SOLE   600,296 0 197,515
Lamar Advertising Co COM 512816109 33,035 550,764 SH   SOLE   502,926 0 47,838
LegacyTexas Financial Group Inc COM 52471Y106 24,858 993,532 SH   SOLE   866,785 0 126,747
Leucadia National Corp COM 527288104 65,669 3,776,261 SH   SOLE   3,381,691 0 394,570
Liberty Global PLC SHS CL A G548OU104 21,033 496,525 SH   SOLE   496,525 0 0
Liberty Global PLC SHS CL C G548OU120 7,041 172,695 SH   SOLE   172,695 0 0
Liberty TripAdvisor Holdings Inc COM SER A 531465102 53,313 1,757,176 SH   SOLE   1,580,023 0 177,153
Littelfuse Inc COM 537008104 42,913 401,021 SH   SOLE   358,513 0 42,508
LKQ Corp COM 501889208 188,753 6,370,342 SH   SOLE   5,857,814 0 512,528
Lumos Networks Corp COM 550283105 18,813 1,679,756 SH   SOLE   1,464,714 0 215,042
M/A-COM Technology Solutions Holdings Inc COM 55405Y100 32,060 784,043 SH   SOLE   713,279 0 70,764
MB Financial Inc COM 55264U108 89,757 2,772,843 SH   SOLE   2,460,890 0 311,953
McGrath RentCorp COM 580589109 22,582 896,484 SH   SOLE   792,151 0 104,333
Medidata Solutions Inc COM 58471A105 91,740 1,861,230 SH   SOLE   1,676,173 0 185,057
Mettler-Toledo International Inc COM 592688105 95,059 280,303 SH   SOLE   247,786 0 32,517
Middleby Corp/The COM 596278101 80,523 746,482 SH   SOLE   675,679 0 70,803
Monolithic Power Systems Inc COM 609839105 42,642 669,319 SH   SOLE   591,939 0 77,380
Moog Inc CL A 615394202 36,174 596,937 SH   SOLE   527,792 0 69,145
Navigant Consulting Inc COM 63935N107 54,592 3,399,268 SH   SOLE   3,040,175 0 359,093
NetEase Inc COM 64110W102 3,444 19,000 SH   SOLE   19,000 0 0
NetSuite Inc COM 64118Q107 55,693 658,156 SH   SOLE   580,668 0 77,488
Nordson Corp COM 655663102 166,453 2,594,748 SH   SOLE   2,341,549 0 253,199
NVR Inc COM 62944T105 84,845 51,640 SH   SOLE   46,970 0 4,670
Oshkosh Corp COM 688239201 59,389 1,521,235 SH   SOLE   1,360,611 0 160,624
Papa John's International Inc COM 698813102 92,506 1,655,730 SH   SOLE   1,491,111 0 164,619
PDC Energy Inc COM 69327R101 35,766 670,017 SH   SOLE   590,047 0 79,970
PGT Inc COM 69336V101 43,157 3,789,069 SH   SOLE   3,324,987 0 464,082
Polaris Industries Inc COM 731068102 52,393 609,572 SH   SOLE   572,389 0 37,183
Pool Corp COM 73278L105 8,203 101,542 SH   SOLE   86,203 0 15,339
Popeyes Louisiana Kitchen Inc COM 732872106 23,379 399,638 SH   SOLE   358,323 0 41,315
Post Properties Inc COM 737464107 35,406 598,480 SH   SOLE   519,111 0 79,369
Quanta Services Inc COM 74762E102 89,548 4,422,136 SH   SOLE   4,092,903 0 329,233
Quotient Technology Inc COM 749119103 42,938 6,295,966 SH   SOLE   5,749,698 0 546,268
RetailMeNot Inc COM 76132B106 31,703 3,195,827 SH   SOLE   2,874,517 0 321,310
Robert Half International Inc COM 770323103 127,261 2,699,634 SH   SOLE   2,505,682 0 193,952
Rogers Corp COM 775133101 35,039 679,454 SH   SOLE   597,357 0 82,097
RPX Corp COM 74972G103 18,600 1,690,898 SH   SOLE   1,520,201 0 170,697
Rubicon Technology Inc COM 78112T107 3,299 2,894,207 SH   SOLE   2,538,948 0 355,259
Rush Enterprises Inc CL A 781846209 32,261 1,473,793 SH   SOLE   1,309,300 0 164,493
Rush Enterprises Inc CL B 781846308 5,265 240,404 SH   SOLE   210,136 0 30,268
Sandy Spring Bancorp Inc COM 800363103 25,912 961,114 SH   SOLE   874,957 0 86,157
Sanmina Corp COM 801056102 78,888 3,833,258 SH   SOLE   3,446,061 0 387,197
Sarepta Therapeutics Inc COM 803607100 44,934 1,164,690 SH   SOLE   1,045,139 0 119,551
SBA Communications Corp COM 78388J106 22,800 217,000 SH   SOLE   190,000 0 27,000
Seattle Genetics Inc COM 812578102 72,751 1,621,001 SH   SOLE   1,467,051 0 153,950
SEI Investments Co COM 784117103 90,528 1,727,629 SH   SOLE   1,578,031 0 149,598
Select Comfort Corp COM 81616X103 63,320 2,957,480 SH   SOLE   2,670,872 0 286,608
Sirona Dental Systems Inc COM 82966C103 49,765 454,184 SH   SOLE   399,398 0 54,786
SM Energy Co COM 78454L100 4,785 243,390 SH   SOLE   211,292 0 32,098
SPS Commerce Inc COM 78463M107 78,481 1,117,798 SH   SOLE   974,638 0 143,160
Starz COM 85571Q102 35,273 1,052,937 SH   SOLE   967,045 0 85,892
SVB Financial Group COM 78486Q101 65,788 553,302 SH   SOLE   492,720 0 60,582
Tahoe Resources Inc COM 873868103 23,485 2,715,010 SH   SOLE   2,515,010 0 200,000
Tenneco Inc COM 880349105 33,070 720,320 SH   SOLE   660,522 0 59,798
Terreno Realty Corp COM 88146M101 39,694 1,754,832 SH   SOLE   1,580,873 0 173,959
Textura Corp COM 883211104 51,695 2,395,493 SH   SOLE   2,132,923 0 262,570
Thermon Group Holdings Inc COM 88362T103 20,617 1,218,502 SH   SOLE   1,115,326 0 103,176
Toro Co/The COM 891092108 89,814 1,229,153 SH   SOLE   1,093,892 0 135,261
Towerstream Corp COM 892000100 1,201 3,160,830 SH   SOLE   3,160,830 0 0
Trimble Navigation Ltd COM 896239100 25,832 1,204,267 SH   SOLE   1,053,140 0 151,127
Ultimate Software Group Inc/The COM 90385D107 69,776 356,890 SH   SOLE   319,890 0 37,000
Ultragenyx Pharmaceutical Inc COM 90400D108 124,695 1,111,566 SH   SOLE   997,069 0 114,497
Vail Resorts Inc COM 91879Q109 154,130 1,204,234 SH   SOLE   1,122,597 0 81,637
VeriFone Systems Inc COM 92342Y109 23,953 854,862 SH   SOLE   778,864 0 75,998
Verint Systems Inc COM 92343X100 43,823 1,080,449 SH   SOLE   986,946 0 93,503
VeriSign Inc COM 92343E102 52,129 596,711 SH   SOLE   533,651 0 63,060
Verisk Analytics Inc COM 92345Y106 63,286 823,183 SH   SOLE   740,553 0 82,630
Vermilion Energy Inc COM 923725105 50,039 1,841,109 SH   SOLE   1,703,000 0 138,109
Virtusa Corp COM 92827P102 55,613 1,345,252 SH   SOLE   1,188,388 0 156,864
Vonage Holdings Corp COM 92886T201 110,168 19,192,969 SH   SOLE   17,435,890 0 1,757,079
VWR Corp COM 91843L103 77,917 2,752,290 SH   SOLE   2,499,909 0 252,381
WABCO Holdings Inc COM 92927K102 24,675 241,301 SH   SOLE   210,086 0 31,215
WESCO International Inc COM 95082P105 26,314 602,426 SH   SOLE   543,715 0 58,711
WEX Inc COM 96208T104 70,120 793,216 SH   SOLE   720,104 0 73,112
Williams-Sonoma Inc COM 969904101 21,691 371,354 SH   SOLE   330,365 0 40,989
WNS Holdings Ltd COM 92932M101 88,833 2,848,110 SH   SOLE   2,603,560 0 244,550
Wright Medical Group NV COM 98235T107 64,785 2,679,268 SH   SOLE   2,397,397 0 281,871
Zayo Group Holdings Inc COM 98919V105 19,005 714,735 SH   SOLE   643,521 0 71,214
Zebra Technologies Corp COM 989207105 23,809 341,832 SH   SOLE   311,390 0 30,442