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
2U Inc. Common Stock 90214J101 74,429 1,586,305 SH   SOLE   1,580,405 0 5,900
A.O. Smith Corp. Common Stock 831865209 25,743 457,000 SH   SOLE   341,500 0 115,500
Acadia Healthcare Co Inc Common Stock 00404A109 61,033 1,235,980 SH   SOLE   945,030 0 290,950
Achaogen Inc. Common Stock 004449104 23,649 1,088,300 SH   SOLE   960,900 0 127,400
ACI Worldwide Inc. Common Stock 004498101 36,935 1,651,100 SH   SOLE   1,230,175 0 420,925
Adobe Systems Inc. Common Stock 00724F101 1,321 9,340 SH   SOLE   8,865 0 475
Aercap Holdings NV US Foreign N00985106 129,331 2,785,500 SH   SOLE   2,172,775 0 612,725
Albany International Corp Common Stock 012348108 81,366 1,523,700 SH   SOLE   1,518,200 0 5,500
Allegiant Travel Co Common Stock 01748X102 91,705 676,292 SH   SOLE   606,047 0 70,245
Allergan PLC US Foreign G0177J108 4,606 18,949 SH   SOLE   18,949 0 0
Alliance Data Systems Cor Common Stock 018581108 173,751 676,889 SH   SOLE   533,579 0 143,310
Allscripts Healthcare Sol Common Stock 01988P108 51,549 4,039,900 SH   SOLE   3,490,100 0 549,800
Alphabet Inc Class C Common Stock 02079K107 16,431 18,081 SH   SOLE   17,149 0 932
Amazon.com Inc. Common Stock 023135106 5,454 5,634 SH   SOLE   5,341 0 293
Amdocs Limited US Foreign G02602103 149,897 2,325,425 SH   SOLE   1,825,450 0 499,975
Amedisys Inc. Common Stock 023436108 45,956 731,670 SH   SOLE   728,970 0 2,700
American Renal Associates Common Stock 029227105 23,933 1,290,200 SH   SOLE   1,285,400 0 4,800
AMERISAFE Inc. Common Stock 03071H100 31,059 545,380 SH   SOLE   543,380 0 2,000
Ametek Inc Common Stock 031100100 105,984 1,749,785 SH   SOLE   1,403,535 0 346,250
Amphenol Corp. Cl A Common Stock 032095101 82,857 1,122,425 SH   SOLE   891,150 0 231,275
Apollo Global Management Common Stock 037612306 108,048 4,085,000 SH   SOLE   3,164,600 0 920,400
Apple Inc Common Stock 037833100 12,253 85,081 SH   SOLE   80,673 0 4,408
AptarGroup Inc. Common Stock 038336103 41,693 480,000 SH   SOLE   357,100 0 122,900
Aquaventure Holdings Limi US Foreign G0443N107 16,721 1,097,900 SH   SOLE   1,094,000 0 3,900
Artisan Partners Asset Ma Common Stock 04316A108 44,822 1,460,000 SH   SOLE   1,088,200 0 371,800
Asbury Automotive Group I Common Stock 043436104 23,796 420,800 SH   SOLE   315,800 0 105,000
Aspen Technology Inc. Common Stock 045327103 23,054 417,200 SH   SOLE   312,500 0 104,700
Assured Guaranty Ltd US Foreign G0585R106 141,686 3,394,500 SH   SOLE   2,647,200 0 747,300
Atlassian Corporation Plc US Foreign G06242104 41,905 1,191,150 SH   SOLE   888,200 0 302,950
Avexis Inc US Foreign 05366U100 6,162 75,000 SH   SOLE   74,700 0 300
Avis Budget Group Inc. Common Stock 053774105 66,572 2,441,200 SH   SOLE   1,896,800 0 544,400
Axalta Coating Systems Lt Common Stock G0750C108 51,062 1,593,700 SH   SOLE   1,186,500 0 407,200
Beacon Roofing Supply Inc Common Stock 073685109 55,536 1,133,390 SH   SOLE   1,129,390 0 4,000
Bio-Rad Laboratories Inc Common Stock 090572207 140,686 621,650 SH   SOLE   484,875 0 136,775
Blackhawk Network Holding Common Stock 09238E104 38,324 878,980 SH   SOLE   875,680 0 3,300
BlackLine Inc Common Stock 09239B109 33,954 950,030 SH   SOLE   946,530 0 3,500
Blue Buffalo Pet Products Common Stock 09531U102 24,493 1,073,800 SH   SOLE   802,100 0 271,700
Blueprint Medicines Corp. Common Stock 09627Y109 28,375 560,000 SH   SOLE   491,200 0 68,800
Booz Allen & Hamilton Inc Common Stock 099502106 200,068 6,148,375 SH   SOLE   4,869,520 0 1,278,855
Boston Scientific Corpora Common Stock 101137107 76,790 2,770,200 SH   SOLE   2,199,700 0 570,500
Bright Horizons Family So Common Stock 109194100 177,994 2,305,319 SH   SOLE   2,056,669 0 248,650
Broadridge Financial Solu Common Stock 11133T103 67,845 897,900 SH   SOLE   669,300 0 228,600
Broadsoft Inc Common Stock 11133B409 37,514 871,397 SH   SOLE   868,297 0 3,100
Brunswick Corp. Common Stock 117043109 122,367 1,950,700 SH   SOLE   1,518,325 0 432,375
BWX Technologies Inc. Common Stock 05605H100 138,996 2,851,200 SH   SOLE   2,206,150 0 645,050
Cable One Inc Common Stock 12685J105 64,425 90,624 SH   SOLE   90,269 0 355
Cadence BanCorporation Common Stock 12739A100 22,211 1,015,150 SH   SOLE   1,011,350 0 3,800
Capitol Acquisition Corp Common Stock G1992S109 22,399 2,176,800 SH   SOLE   2,169,000 0 7,800
Carbonite Inc. Common Stock 141337105 19,291 884,900 SH   SOLE   881,600 0 3,300
CardConnect Corp US Foreign 14141X108 13,888 922,805 SH   SOLE   916,105 0 6,700
Cardinal Health Inc. Common Stock 14149Y108 5,202 66,763 SH   SOLE   63,218 0 3,545
Cardtronics Plc US Foreign G1991C105 21,448 652,697 SH   SOLE   650,347 0 2,350
Carlisle Companies Incorp Common Stock 142339100 52,041 545,500 SH   SOLE   432,775 0 112,725
Carter's Inc. Common Stock 146229109 36,572 411,150 SH   SOLE   307,000 0 104,150
CBRE Group Inc Common Stock 12504L109 170,898 4,695,000 SH   SOLE   3,673,900 0 1,021,100
Centene Corp. Common Stock 15135B101 74,432 931,800 SH   SOLE   739,625 0 192,175
Charles Schwab Corp. Common Stock 808513105 4,284 99,715 SH   SOLE   94,520 0 5,195
Charter Communications In Common Stock 16119P108 8,893 26,401 SH   SOLE   25,045 0 1,356
Chegg Inc Common Stock 163092109 45,470 3,699,775 SH   SOLE   3,686,375 0 13,400
Church and Dwight Co Common Stock 171340102 89,689 1,728,775 SH   SOLE   1,373,025 0 355,750
Cigna Corporation Common Stock 125509109 5,373 32,100 SH   SOLE   30,265 0 1,835
Civitas Solutions Inc Common Stock 17887R102 39,122 2,235,555 SH   SOLE   2,227,355 0 8,200
Clean Harbors Inc Common Stock 184496107 57,466 1,029,300 SH   SOLE   1,025,700 0 3,600
Cloudera Inc Common Stock 18914U100 36,154 2,256,800 SH   SOLE   1,999,500 0 257,300
Cogent Communications Gro Common Stock 19239V302 37,965 946,765 SH   SOLE   943,365 0 3,400
Columbia Sportswear Co. Common Stock 198516106 22,684 390,700 SH   SOLE   290,850 0 99,850
CommScope Holding Co Inc Common Stock 20337X109 39,201 1,030,800 SH   SOLE   768,800 0 262,000
Concho Resources Inc Common Stock 20605P101 52,513 432,100 SH   SOLE   342,600 0 89,500
Copart Inc. Common Stock 217204106 57,915 1,821,800 SH   SOLE   1,444,900 0 376,900
Core-Mark Holding Co. Inc Common Stock 218681104 30,639 926,770 SH   SOLE   926,770 0 0
Cornerstone OnDemand Inc. Common Stock 21925Y103 33,040 924,201 SH   SOLE   688,801 0 235,400
Costar Group Inc Common Stock 22160N109 170,778 647,867 SH   SOLE   504,342 0 143,525
CubeSmart Common Stock 229663109 44,426 1,848,000 SH   SOLE   1,378,700 0 469,300
Dave & Buster's Entertain Common Stock 238337109 35,889 539,600 SH   SOLE   537,600 0 2,000
Davita Inc Common Stock 23918K108 151,797 2,344,000 SH   SOLE   1,849,475 0 494,525
DBV Technologies SA ADR ADR 23306J101 33,110 927,203 SH   SOLE   852,253 0 74,950
Dermira Inc Common Stock 24983L104 73,643 2,527,227 SH   SOLE   2,241,827 0 285,400
Dolby Laboratories Inc. C Common Stock 25659T107 82,179 1,678,500 SH   SOLE   1,331,450 0 347,050
Dollar Tree Inc. Common Stock 256746108 159,137 2,275,980 SH   SOLE   1,838,055 0 437,925
Domino's Pizza Inc. Common Stock 25754A201 69,403 328,100 SH   SOLE   260,075 0 68,025
Dun & Bradstreet Corp. Common Stock 26483E100 30,579 282,750 SH   SOLE   210,150 0 72,600
Ecolab Inc Common Stock 278865100 108,974 820,900 SH   SOLE   662,825 0 158,075
Elbit Systems LTD US Foreign M3760D101 24,094 194,700 SH   SOLE   145,000 0 49,700
Electronic Arts Inc. Common Stock 285512109 77,646 734,450 SH   SOLE   583,200 0 151,250
Electronics for Imaging I Common Stock 286082102 81,704 1,724,450 SH   SOLE   1,529,850 0 194,600
elf Beauty Inc Common Stock 26856L103 38,910 1,430,000 SH   SOLE   1,066,600 0 363,400
EMCOR Group Inc Common Stock 29084Q100 57,679 882,209 SH   SOLE   879,009 0 3,200
Envestnet Inc. Common Stock 29404K106 80,915 2,043,315 SH   SOLE   2,035,915 0 7,400
Envision Healthcare Corp Common Stock 29414D100 18,804 300,053 SH   SOLE   223,361 0 76,692
Equifax Inc. Common Stock 294429105 202,141 1,470,975 SH   SOLE   1,165,605 0 305,370
Evolent Health Inc Cl A Common Stock 30050B101 38,177 1,506,000 SH   SOLE   1,500,800 0 5,200
Exlservice Holdings Inc Common Stock 302081104 71,883 1,293,321 SH   SOLE   1,288,621 0 4,700
Expedia Inc. Common Stock 30212P303 74,237 498,400 SH   SOLE   395,325 0 103,075
Exponent Inc. Common Stock 30214U102 44,183 757,850 SH   SOLE   755,150 0 2,700
Facebook Inc Common Stock 30303M102 8,848 58,605 SH   SOLE   55,605 0 3,000
Fair Isaac Corp Common Stock 303250104 61,580 441,720 SH   SOLE   439,870 0 1,850
FARO Technologies Inc. Common Stock 311642102 30,389 803,939 SH   SOLE   801,039 0 2,900
FCB Financial Holdings In Common Stock 30255G103 25,432 532,600 SH   SOLE   530,400 0 2,200
Fidelity National Informa Common Stock 31620M106 99,560 1,165,810 SH   SOLE   938,570 0 227,240
Five Below Inc Common Stock 33829M101 33,908 686,810 SH   SOLE   684,310 0 2,500
Fleetcor Technologies Inc Common Stock 339041105 99,519 690,095 SH   SOLE   554,105 0 135,990
Floor & Decor Holdings In Common Stock 339750101 5,889 150,000 SH   SOLE   149,500 0 500
Forum Energy Technologies Common Stock 34984V100 9,892 634,100 SH   SOLE   472,150 0 161,950
Gartner Inc Common Stock 366651107 264,509 2,141,600 SH   SOLE   1,659,725 0 481,875
Genesee and Wyoming Inc Common Stock 371559105 132,341 1,935,100 SH   SOLE   1,500,775 0 434,325
Global Payments Inc Common Stock 37940X102 302,862 3,353,210 SH   SOLE   2,610,800 0 742,410
Graco Inc Common Stock 384109104 10,819 99,000 SH   SOLE   73,950 0 25,050
Grand Canyon Education In Common Stock 38526M106 31,678 404,000 SH   SOLE   301,300 0 102,700
Grupo Supervielle SA ADR 40054A108 58 3,200 SH   SOLE   3,200 0 0
Gulfport Energy Corp Common Stock 402635304 22,082 1,497,105 SH   SOLE   1,491,705 0 5,400
Hamilton Lane Inc Class A Common Stock 407497106 33,746 1,534,585 SH   SOLE   1,529,085 0 5,500
Hanesbrands Inc Common Stock 410345102 72,482 3,129,600 SH   SOLE   2,484,275 0 645,325
Healthcare Services Group Common Stock 421906108 47,642 1,017,330 SH   SOLE   1,013,880 0 3,450
Healthequity Inc Common Stock 42226A107 25,822 518,200 SH   SOLE   516,100 0 2,100
HealthSouth Corp. Common Stock 421924309 37,868 782,400 SH   SOLE   582,700 0 199,700
Henry Schein Inc. Common Stock 806407102 85,525 467,300 SH   SOLE   370,800 0 96,500
Hexcel Corp. Common Stock 428291108 77,374 1,465,700 SH   SOLE   1,163,200 0 302,500
HFF Inc. Cl A Common Stock 40418F108 46,616 1,340,709 SH   SOLE   1,335,909 0 4,800
Hilton Grand Vacations In Common Stock 43283X105 37,448 1,038,500 SH   SOLE   773,600 0 264,900
Home Depot Inc. Common Stock 437076102 4,610 30,055 SH   SOLE   28,510 0 1,545
Huron Consulting Group In Common Stock 447462102 54,440 1,260,195 SH   SOLE   1,129,575 0 130,620
ICF International Inc. Common Stock 44925C103 45,403 963,974 SH   SOLE   960,474 0 3,500
Imax Corporation US Foreign 45245E109 84,137 3,824,429 SH   SOLE   3,418,274 0 406,155
Inc Research Holdings Inc Common Stock 45329R109 33,000 564,100 SH   SOLE   420,200 0 143,900
Inogen Inc. Common Stock 45780L104 47,700 499,900 SH   SOLE   497,900 0 2,000
Intercontinental Exchange Common Stock 45866F104 6,692 101,515 SH   SOLE   96,265 0 5,250
iRhythm Technologies Inc Common Stock 450056106 45,049 1,060,230 SH   SOLE   1,056,330 0 3,900
iShares MSCI India ETF MutFdEqCl P12 46429B598 2,500 67 SH   SOLE   2,500 0 0
iShares Russell 2000 Grow MutFdEqCl P12 464287648 21,096 125,000 SH   SOLE   125,000 0 0
iShares Russell Midcap Gr MutFdEqCl P12 464287481 1,383 12,800 SH   SOLE   6,300 0 6,500
ITT Inc Common Stock 45073V108 43,435 1,081,000 SH   SOLE   807,500 0 273,500
J.B. Hunt Transport Servi Common Stock 445658107 63,308 692,800 SH   SOLE   549,300 0 143,500
J2 Global Inc. Common Stock 48123V102 148,662 1,747,112 SH   SOLE   1,556,962 0 190,150
Jack Henry and Associates Common Stock 426281101 66,757 642,700 SH   SOLE   479,100 0 163,600
K2M Group Holdings Inc Common Stock 48273J107 70,352 2,888,020 SH   SOLE   2,599,720 0 288,300
KBR Inc. Common Stock 48242W106 36,738 2,413,815 SH   SOLE   2,405,215 0 8,600
Keane Group Inc Common Stock 48669A108 25,008 1,562,975 SH   SOLE   1,557,475 0 5,500
Kennedy-Wilson Holdings I Common Stock 489398107 67,211 3,528,161 SH   SOLE   3,515,611 0 12,550
Knight Transportation Inc Common Stock 499064103 41,678 1,124,900 SH   SOLE   1,120,800 0 4,100
L3 Technologies Inc Common Stock 502413107 116,322 696,205 SH   SOLE   565,130 0 131,075
Laureate Education Inc Common Stock 518613203 32,431 1,850,000 SH   SOLE   1,380,700 0 469,300
Lincoln Electric Holdings Common Stock 533900106 66,728 724,600 SH   SOLE   573,625 0 150,975
Lithia Motors Inc. Cl A Common Stock 536797103 42,591 451,990 SH   SOLE   450,290 0 1,700
Littelfuse Inc. Common Stock 537008104 40,573 245,895 SH   SOLE   244,995 0 900
Macom Technology Solution Common Stock 55405Y100 52,842 947,500 SH   SOLE   944,100 0 3,400
Martin Marietta Materials Common Stock 573284106 140,151 629,665 SH   SOLE   510,230 0 119,435
Marvell Technology Group US Foreign G5876H105 73,706 4,461,600 SH   SOLE   3,538,100 0 923,500
Matador Resources Company Common Stock 576485205 52,177 2,441,580 SH   SOLE   2,192,380 0 249,200
Maximus Inc Common Stock 577933104 42,319 675,700 SH   SOLE   673,300 0 2,400
McCormick & Co. Inc. Common Stock 579780206 78,661 806,700 SH   SOLE   639,625 0 167,075
Mednax Inc Common Stock 58502B106 34,055 564,100 SH   SOLE   421,000 0 143,100
MGP Ingredients Inc. Common Stock 55303J106 63,183 1,234,770 SH   SOLE   1,230,170 0 4,600
Microsoft Corp. Common Stock 594918104 10,732 155,700 SH   SOLE   147,440 0 8,260
Milacron Holdings Corp Common Stock 59870L106 52,237 2,969,700 SH   SOLE   2,959,100 0 10,600
MKS Instruments Inc. Common Stock 55306N104 84,040 1,248,735 SH   SOLE   1,244,235 0 4,500
Monro Muffler Inc Common Stock 610236101 63,361 1,517,629 SH   SOLE   1,512,179 0 5,450
Nasdaq Inc Common Stock 631103108 86,038 1,203,500 SH   SOLE   955,200 0 248,300
National Instruments Corp Common Stock 636518102 34,131 848,600 SH   SOLE   632,400 0 216,200
National Storage Affiliat Common Stock 637870106 40,674 1,760,015 SH   SOLE   1,753,815 0 6,200
NCR Corp. Common Stock 62886E108 28,184 690,100 SH   SOLE   514,600 0 175,500
Netflix Inc. Common Stock 64110L106 3,232 21,635 SH   SOLE   20,525 0 1,110
Neurocrine Biosciences In Common Stock 64125C109 106,507 2,315,373 SH   SOLE   1,798,423 0 516,950
New Relic Inc Common Stock 64829B100 3,226 75,000 SH   SOLE   74,700 0 300
NIC Inc Common Stock 62914B100 40,518 2,138,172 SH   SOLE   2,130,772 0 7,400
NICE Ltd ADR 653656108 37,786 480,000 SH   SOLE   357,500 0 122,500
Nielsen Holdings PLC US Foreign G6518L108 102,263 2,645,200 SH   SOLE   2,110,025 0 535,175
Nord Anglia Education Inc US Foreign G6583A102 30,934 949,776 SH   SOLE   944,376 0 5,400
Nordson Corporation Common Stock 655663102 75,388 621,400 SH   SOLE   483,200 0 138,200
O'Reilly Automotive Inc Common Stock 67103H107 160,708 734,700 SH   SOLE   575,025 0 159,675
Old Dominion Freight Line Common Stock 679580100 25,048 263,000 SH   SOLE   195,500 0 67,500
Ollie s Bargain Outlet Ho Common Stock 681116109 27,694 650,100 SH   SOLE   647,800 0 2,300
On Assignment Inc Common Stock 682159108 114,983 2,123,411 SH   SOLE   2,108,141 0 15,270
Open Text Corporation US Foreign 683715106 50,385 1,597,500 SH   SOLE   1,264,650 0 332,850
Orbital ATK Inc Common Stock 68557N103 102,538 1,042,480 SH   SOLE   940,998 0 101,482
Papa John's International Common Stock 698813102 75,721 1,055,200 SH   SOLE   930,800 0 124,400
Paycom Software Inc. Common Stock 70432V102 72,788 1,064,000 SH   SOLE   1,059,800 0 4,200
Paylocity Holding Corp Common Stock 70438V106 44,979 995,550 SH   SOLE   742,450 0 253,100
PDC Energy Inc Common Stock 69327R101 24,193 561,194 SH   SOLE   558,994 0 2,200
Pegasystems Inc. Common Stock 705573103 52,801 904,900 SH   SOLE   901,600 0 3,300
Performance Foods Group C Common Stock 71377A103 34,935 1,275,010 SH   SOLE   949,310 0 325,700
Planet Fitness Inc Cla Common Stock 72703H101 36,410 1,560,000 SH   SOLE   1,159,900 0 400,100
PolyOne Corp. Common Stock 73179P106 53,590 1,383,329 SH   SOLE   1,378,229 0 5,100
Pool Corporation Common Stock 73278L105 67,814 576,800 SH   SOLE   458,550 0 118,250
Pra Health Sciences Inc Common Stock 69354M108 41,113 548,100 SH   SOLE   546,050 0 2,050
Premier Inc Common Stock 74051N102 94,216 2,617,100 SH   SOLE   2,077,500 0 539,600
Proassurance Corporation Common Stock 74267C106 122,310 2,011,680 SH   SOLE   1,708,130 0 303,550
Progressive Corp. Common Stock 743315103 168,818 3,828,945 SH   SOLE   3,035,755 0 793,190
Proto Labs Inc Common Stock 743713109 54,229 806,375 SH   SOLE   713,675 0 92,700
Q2 Holdings Inc Common Stock 74736L109 67,685 1,831,803 SH   SOLE   1,824,503 0 7,300
Radius Health Inc Common Stock 750469207 25,589 565,750 SH   SOLE   563,750 0 2,000
Range Resources Corp. Common Stock 75281A109 58,418 2,521,265 SH   SOLE   1,983,526 0 537,739
RBC Bearings Inc Common Stock 75524B104 42,844 421,028 SH   SOLE   419,528 0 1,500
Red Hat Inc Common Stock 756577102 89,478 934,500 SH   SOLE   741,300 0 193,200
Reis Inc Common Stock 75936P105 9,551 449,463 SH   SOLE   444,863 0 4,600
Renaissancere Holdings Lt US Foreign G7496G103 111,782 803,900 SH   SOLE   627,900 0 176,000
Repligen Corp. Common Stock 759916109 97,851 2,361,270 SH   SOLE   2,084,220 0 277,050
Rexnord Holdings Inc Common Stock 76169B102 67,095 2,885,822 SH   SOLE   2,611,222 0 274,600
Ross Stores Inc. Common Stock 778296103 63,053 1,092,200 SH   SOLE   866,125 0 226,075
RPM International Inc Common Stock 749685103 39,827 730,100 SH   SOLE   544,400 0 185,700
Ryanair Holdings plc - SP ADR 783513203 100,120 930,400 SH   SOLE   738,650 0 191,750
S&P Global Common Stock 78409V104 139,367 954,635 SH   SOLE   776,420 0 178,215
SBA Communications Corp Common Stock 78410G104 276,237 2,047,715 SH   SOLE   1,624,145 0 423,570
Science Applications Inte Common Stock 808625107 40,118 577,900 SH   SOLE   577,900 0 0
Scotts Miracle-Gro Co. Common Stock 810186106 61,566 688,200 SH   SOLE   525,800 0 162,400
Servicemaster Global Hold Common Stock 81761R109 102,035 2,603,600 SH   SOLE   2,023,100 0 580,500
Shenandoah Telecommunicat Common Stock 82312B106 55,858 1,819,475 SH   SOLE   1,812,875 0 6,600
Signature Bank Common Stock 82669G104 141,133 983,300 SH   SOLE   765,250 0 218,050
Spectranetics Corp. Common Stock 84760C107 13,829 360,140 SH   SOLE   358,840 0 1,300
Sprouts Farmers Markets L Common Stock 85208M102 54,682 2,412,100 SH   SOLE   1,911,825 0 500,275
Strayer Education Inc. Common Stock 863236105 21,483 230,450 SH   SOLE   229,550 0 900
Summit Materials Inc Common Stock 86614U100 88,616 3,069,486 SH   SOLE   2,764,827 0 304,659
Surgery Partners Inc Common Stock 86881A100 36,969 1,625,000 SH   SOLE   1,211,000 0 414,000
SVB Financial Group Common Stock 78486Q101 16,858 95,900 SH   SOLE   71,000 0 24,900
Synergy Pharmaceuticals I Common Stock 871639308 11,430 2,568,500 SH   SOLE   1,908,200 0 660,300
Talend SA ADR ADR 874224207 46,904 1,348,600 SH   SOLE   1,343,700 0 4,900
TD Ameritrade Holding Cor Common Stock 87236Y108 61,537 1,431,425 SH   SOLE   1,136,325 0 295,100
Telecom Argentina SA ADR 879273209 50 2,100 SH   SOLE   2,100 0 2,100
The Advisory Board Co Common Stock 00762W107 52,194 1,013,482 SH   SOLE   926,757 0 86,725
The Ultimate Software Gro Common Stock 90385D107 96,777 460,710 SH   SOLE   352,445 0 108,265
Transdigm Group Inc Common Stock 893641100 156,602 582,445 SH   SOLE   472,665 0 109,780
Transunion Common Stock 89400J107 92,969 2,146,600 SH   SOLE   1,600,300 0 546,300
Trinet Group Inc Common Stock 896288107 49,534 1,512,960 SH   SOLE   1,506,960 0 6,000
Tyler Technologies Inc. Common Stock 902252105 148,536 845,540 SH   SOLE   659,250 0 186,290
UniFirst Corp. Common Stock 904708104 46,081 327,510 SH   SOLE   326,310 0 1,200
Universal Display Corp. Common Stock 91347P105 28,345 259,450 SH   SOLE   193,050 0 66,400
Universal Health Services Common Stock 913903100 93,294 764,200 SH   SOLE   608,825 0 155,375
Valvoline Inc Common Stock 92047W101 31,678 1,335,500 SH   SOLE   993,550 0 341,950
Vantiv Inc Common Stock 92210H105 118,181 1,865,825 SH   SOLE   1,449,325 0 416,500
Verisk Analytics Inc. Cl Common Stock 92345Y106 78,540 930,900 SH   SOLE   739,450 0 191,450
Vertex Pharmaceuticals In Common Stock 92532F100 63,191 490,345 SH   SOLE   394,270 0 96,075
Viad Corp. Common Stock 92552R406 9,442 199,840 SH   SOLE   199,140 0 700
Visa Inc. Common Stock 92826C839 8,326 88,785 SH   SOLE   84,235 0 4,550
Wabco Holdings Inc Common Stock 92927K102 133,968 1,050,650 SH   SOLE   819,550 0 231,100
WageWorks Inc Common Stock 930427109 162,818 2,422,884 SH   SOLE   2,158,104 0 264,780
Waste Connections Inc. US Foreign 94106B101 91,328 1,417,700 SH   SOLE   1,124,400 0 293,300
Watsco Inc. Common Stock 942622200 116,205 753,600 SH   SOLE   585,100 0 168,500
Watts Water Technologies Common Stock 942749102 22,939 362,960 SH   SOLE   361,660 0 1,300
Wex Inc Common Stock 96208T104 172,401 1,653,414 SH   SOLE   1,465,194 0 188,220
WideOpenWest Inc Common Stock 96758W101 32,481 1,866,700 SH   SOLE   1,393,000 0 473,700
WildHorse Resource Develo Common Stock 96812T102 22,144 1,790,140 SH   SOLE   1,783,740 0 6,400
William Lyon Homes Shs A Common Stock 552074700 29,313 1,214,300 SH   SOLE   1,209,700 0 4,600
Wisdomtree India Earning MutFdEqCl P12 97717W422 57 2,800 SH   SOLE   2,800 0 2,800
WisdomTree Investments In Common Stock 97717P104 80,718 7,936,900 SH   SOLE   7,048,500 0 888,400
WNS Holdings Ltd ADR ADR 92932M101 64,291 1,871,104 SH   SOLE   1,402,639 0 468,465
Woodward Inc. Common Stock 980745103 28,161 416,700 SH   SOLE   310,950 0 105,750
Wyndham Worldwide Corp. Common Stock 98310W108 68,655 683,750 SH   SOLE   544,800 0 138,950
Xilinx Inc. Common Stock 983919101 71,376 1,109,700 SH   SOLE   880,575 0 229,125
Zayo Group Holdings Inc Common Stock 98919V105 71,787 2,323,200 SH   SOLE   1,845,000 0 478,200