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
ACADIA HEALTHCARE COMPANY IN COM 00404A109 40,814 1,313,203 SH   SOLE   940,125 0 373,078
ACI WORLDWIDE INC COM 004498101 48,438 1,546,297 SH   SOLE   1,110,304 0 435,993
ADVANCED ENERGY INDS COM 007973100 46,560 811,007 SH   SOLE   582,655 0 228,352
AERCAP HOLDINGS NV SHS N00985106 69,338 1,266,447 SH   SOLE   909,756 0 356,691
ALAMOS GOLD INC NEW COM CL A 011532108 16,502 2,845,127 SH   SOLE   2,086,253 0 758,874
ALBANY INTL CORP CL A 012348108 61,214 678,953 SH   SOLE   490,542 0 188,411
ALBEMARLE CORP COM 012653101 17,838 256,581 SH   SOLE   197,639 0 58,942
ALLETE INC COM NEW 018522300 72,682 831,505 SH   SOLE   599,081 0 232,424
ALTRA INDL MOTION CORP COM 02208R106 39,645 1,431,470 SH   SOLE   1,034,092 0 397,378
AMERICAN EQTY INVT LIFE HLD COM 025676206 20,933 864,989 SH   SOLE   624,131 0 240,858
APTARGROUP INC COM 038336103 19,546 165,017 SH   SOLE   127,108 0 37,909
ARDMORE SHIPPING CORP COM Y0207T100 20,739 3,099,935 SH   SOLE   2,155,453 0 944,482
ASGN INC COM 00191U102 52,613 836,993 SH   SOLE   601,166 0 235,827
ASPEN TECHNOLOGY INC COM 045327103 43,735 355,342 SH   SOLE   255,192 0 100,150
ASSETMARK FINL HLDGS INC COM 04546L106 130 5,000 SH   SOLE   3,293 0 1,707
ATN INTL INC COM 00215F107 16,061 275,163 SH   SOLE   187,533 0 87,630
AZZ INC COM 002474104 15,015 344,706 SH   SOLE   251,068 0 93,638
BANKUNITED INC COM 06652K103 22,313 663,670 SH   SOLE   511,248 0 152,422
BANNER CORP COM NEW 06652V208 19,867 353,686 SH   SOLE   252,085 0 101,601
BARNES GROUP INC COM 067806109 28,109 545,386 SH   SOLE   391,942 0 153,444
BELDEN INC COM 077454106 39,666 743,649 SH   SOLE   538,390 0 205,259
BENCHMARK ELECTRS INC COM 08160H101 18,841 648,350 SH   SOLE   442,397 0 205,953
BERKSHIRE HILLS BANCORP INC COM 084680107 27,694 945,518 SH   SOLE   680,707 0 264,811
BOTTOMLINE TECH DEL INC COM 101388106 50,943 1,294,619 SH   SOLE   930,385 0 364,234
BYLINE BANCORP INC COM 124411109 19,145 1,070,752 SH   SOLE   730,551 0 340,201
CAI INTERNATIONAL INC COM 12477X106 23,100 1,061,100 SH   SOLE   724,207 0 336,893
CALAMP CORP COM 128126109 25,872 2,245,837 SH   SOLE   1,612,911 0 632,926
CAPITAL PRODUCT PARTNERS L P PARTNERSHP UNITS Y11082206 4,399 411,109 SH   SOLE   286,986 0 124,123
CARTERS INC COM 146229109 57,020 625,153 SH   SOLE   448,607 0 176,546
CASELLA WASTE SYS INC CL A 147448104 22,889 533,040 SH   SOLE   363,283 0 169,757
CATALENT INC COM 148806102 17,114 359,092 SH   SOLE   276,608 0 82,484
CHARLES RIV LABS INTL INC COM 159864107 48,749 368,282 SH   SOLE   265,834 0 102,448
CHEFS WHSE INC COM 163086101 21,782 540,222 SH   SOLE   368,386 0 171,836
CHEMED CORP NEW COM 16359R103 53,571 128,293 SH   SOLE   91,853 0 36,440
COHEN & STEERS INC COM 19247A100 21,904 398,757 SH   SOLE   307,483 0 91,274
COLUMBIA BKG SYS INC COM 197236102 6,722 182,157 SH   SOLE   124,542 0 57,615
COLUMBUS MCKINNON CORP N Y COM 199333105 26,745 734,153 SH   SOLE   499,219 0 234,934
COMMERCIAL VEH GROUP INC COM 202608105 5,759 798,749 SH   SOLE   537,640 0 261,109
COMMUNITY HEALTHCARE TR INC COM 20369C106 31,318 702,989 SH   SOLE   475,518 0 227,471
CROSS CTRY HEALTHCARE INC COM 227483104 26,503 2,573,122 SH   SOLE   1,804,101 0 769,021
CUSTOMERS BANCORP INC COM 23204G100 21,434 1,033,465 SH   SOLE   698,400 0 335,065
DESIGNER BRANDS INC CL A 250565108 28,005 1,635,788 SH   SOLE   1,167,236 0 468,552
DIAMOND S SHIPPING INC COM Y20676105 3,124 283,483 SH   SOLE   197,786 0 85,697
DYCOM INDS INC COM 267475101 38,954 763,059 SH   SOLE   549,060 0 213,999
EQUINIX INC COM 29444U700 8,662 15,017 SH   SOLE   11,585 0 3,432
EURONET WORLDWIDE INC COM 298736109 47,109 322,000 SH   SOLE   231,716 0 90,284
FIRST FINL BANCORP OH COM 320209109 29,703 1,213,591 SH   SOLE   884,781 0 328,810
FLIR SYS INC COM 302445101 25,472 484,346 SH   SOLE   373,028 0 111,318
FLOWSERVE CORP COM 34354P105 13,383 286,518 SH   SOLE   220,702 0 65,816
FLWS/1-800 FLOWERS CL A 68243Q106 34,671 2,343,444 SH   SOLE   1,623,178 0 720,266
FTI CONSULTING INC COM 302941109 25,870 244,075 SH   SOLE   187,984 0 56,091
FULTON FINL CORP PA COM 360271100 9,502 587,273 SH   SOLE   452,074 0 135,199
GARTNER INC COM 366651107 17,023 119,047 SH   SOLE   87,554 0 31,493
GENESEE & WYO INC CL A 371559105 54,073 489,301 SH   SOLE   351,881 0 137,420
HANNON ARMSTRONG SUST INFR C COM 41068X100 19,474 668,074 SH   SOLE   451,847 0 216,227
HARSCO CORP COM 415864107 35,029 1,847,505 SH   SOLE   1,357,313 0 490,192
HEICO CORP NEW CL A 422806208 17,037 175,083 SH   SOLE   134,872 0 40,211
HERBALIFE NUTRITION LTD COM SHS G4412G101 35,198 929,695 SH   SOLE   669,216 0 260,479
HMS HLDGS CORP COM 40425J101 67,012 1,944,346 SH   SOLE   1,397,694 0 546,652
HURON CONSULTING GROUP INC COM 447462102 12,160 198,245 SH   SOLE   135,398 0 62,847
IDEX CORP COM 45167R104 20,209 123,317 SH   SOLE   94,978 0 28,339
INFINERA CORPORATION COM 45667G103 7,902 1,449,921 SH   SOLE   1,044,677 0 405,244
INNERWORKINGS INC COM 45773Y105 14,589 3,293,211 SH   SOLE   2,246,095 0 1,047,116
INSIGHT ENTERPRISES INC COM 45765U103 14,338 257,456 SH   SOLE   175,776 0 81,680
IPG PHOTONICS CORP COM 44980X109 10,966 80,872 SH   SOLE   62,276 0 18,596
ISHARES TR RUS MID CAP ETF 464287499 15,594 278,718 SH   SOLE   224,765 0 53,953
ISHARES TR RUSSELL 2000 ETF 464287655 31,947 211,096 SH   SOLE   167,926 0 43,170
ISHARES TR RUS 2000 VAL ETF 464287630 16,157 135,307 SH   SOLE   106,767 0 28,540
ISHARES TR CORE S&P SCP ETF 464287804 93 1,201 SH   SOLE   1,201 0 0
ISTAR INC COM 45031U101 8,951 685,901 SH   SOLE   468,375 0 217,526
ITRON INC COM 465741106 64,063 866,185 SH   SOLE   621,235 0 244,950
JBG SMITH PPTYS COM 46590V100 19,122 487,674 SH   SOLE   375,668 0 112,006
KEANE GROUP INC COM 48669A108 18,098 2,986,544 SH   SOLE   2,148,888 0 837,656
KNOWLES CORP COM 49926D109 46,400 2,281,222 SH   SOLE   1,632,916 0 648,306
KRATON CORPORATION COM 50077C106 41,675 1,290,650 SH   SOLE   936,187 0 354,463
LIQUIDITY SERVICES INC COM 53635B107 6,580 889,206 SH   SOLE   636,976 0 252,230
MACOM TECH SOLUTIONS HLDGS I COM 55405Y100 26,357 1,226,212 SH   SOLE   889,205 0 337,007
MATTHEWS INTL CORP CL A 577128101 33,028 933,261 SH   SOLE   672,275 0 260,986
MEDNAX INC COM 58502B106 24,208 1,070,217 SH   SOLE   762,724 0 307,493
MERCURY SYS INC COM 589378108 36,175 445,670 SH   SOLE   307,247 0 138,423
MERIT MED SYS INC COM 589889104 40,398 1,326,256 SH   SOLE   951,173 0 375,083
MONRO INC COM 610236101 61,355 776,542 SH   SOLE   558,449 0 218,093
MTS SYS CORP COM 553777103 17,825 322,625 SH   SOLE   219,878 0 102,747
NASDAQ INC COM 631103108 33,219 334,360 SH   SOLE   257,616 0 76,744
NATIONAL BK HLDGS CORP CL A 633707104 58,705 1,717,013 SH   SOLE   1,232,004 0 485,009
NCR CORP NEW COM 62886E108 14,102 446,832 SH   SOLE   344,208 0 102,624
NEWELL BRANDS INC COM 651229106 11,641 621,850 SH   SOLE   477,898 0 143,952
NOBLE ENERGY INC COM 655044105 10,868 483,896 SH   SOLE   372,784 0 111,112
NORTHWESTERN CORP COM NEW 668074305 11,206 149,309 SH   SOLE   114,975 0 34,334
NOVANTA INC COM 67000B104 29,561 361,735 SH   SOLE   246,852 0 114,883
NU SKIN ENTERPRISES INC CL A 67018T105 26,485 622,728 SH   SOLE   445,561 0 177,167
OCEANEERING INTL INC COM 675232102 12,325 909,586 SH   SOLE   663,418 0 246,168
OMEGA HEALTHCARE INVS INC COM 681936100 21,419 512,544 SH   SOLE   342,546 0 169,998
OPUS BK IRVINE CALIF COM 684000102 47,456 2,179,867 SH   SOLE   1,567,224 0 612,643
PACWEST BANCORP DEL COM 695263103 33,225 914,289 SH   SOLE   658,703 0 255,586
PRESTIGE CONSMR HEALTHCARE I COM 74112D101 39,145 1,128,429 SH   SOLE   808,197 0 320,232
PROVIDENCE SVC CORP COM 743815102 23,510 395,389 SH   SOLE   272,411 0 122,978
QEP RES INC COM 74733V100 5,343 1,443,955 SH   SOLE   1,115,132 0 328,823
QTS RLTY TR INC COM CL A 74736A103 75,554 1,469,642 SH   SOLE   1,051,132 0 418,510
QUIDEL CORP COM 74838J101 25,527 416,082 SH   SOLE   283,917 0 132,165
RANGE RES CORP COM 75281A109 3,379 884,641 SH   SOLE   684,236 0 200,405
RING ENERGY INC COM 76680V108 4,592 2,800,152 SH   SOLE   1,933,399 0 866,753
ROGERS CORP COM 775133101 40,989 299,827 SH   SOLE   216,728 0 83,099
RPC INC COM 749660106 13,457 2,398,664 SH   SOLE   1,739,940 0 658,724
SIGNATURE BK NEW YORK N Y COM 82669G104 9,548 80,087 SH   SOLE   61,668 0 18,419
SILGAN HOLDINGS INC COM 827048109 32,992 1,098,455 SH   SOLE   782,139 0 316,316
SOLAR CAP LTD COM 83413U100 38,589 1,868,739 SH   SOLE   1,336,177 0 532,562
SONOS INC COM 83570H108 14,361 1,070,903 SH   SOLE   729,855 0 341,048
SP PLUS CORP COM 78469C103 35,318 954,534 SH   SOLE   651,331 0 303,203
STAG INDL INC COM 85254J102 26,157 887,265 SH   SOLE   600,167 0 287,098
SUPERNUS PHARMACEUTICALS INC COM 868459108 20,445 743,992 SH   SOLE   537,131 0 206,861
TCF FINANCIAL CORPORATION NE COM 872307103 32,368 850,226 SH   SOLE   615,723 0 234,503
TEAM INC COM 878155100 41,661 2,308,063 SH   SOLE   1,661,124 0 646,939
TEXAS CAPITAL BANCSHARES INC COM 88224Q107 24,620 450,498 SH   SOLE   323,030 0 127,468
TITAN MACHY INC COM 88830R101 9,240 644,370 SH   SOLE   439,992 0 204,378
TIVO CORP COM 88870P106 10,508 1,379,958 SH   SOLE   1,007,071 0 372,887
TREEHOUSE FOODS INC COM 89469A104 19,857 358,099 SH   SOLE   257,225 0 100,874
TRONOX HOLDINGS PLC SHS G9087Q102 5,032 606,324 SH   SOLE   468,543 0 137,781
UMPQUA HLDGS CORP COM 904214103 29,594 1,797,918 SH   SOLE   1,296,562 0 501,356
UNITIL CORP COM 913259107 32,592 513,751 SH   SOLE   350,392 0 163,359
US XPRESS ENTERPRISES INC COM CL A 90338N202 11,269 2,337,895 SH   SOLE   1,594,905 0 742,990
VERITEX HLDGS INC COM 923451108 19,980 823,417 SH   SOLE   561,864 0 261,553
WABASH NATL CORP COM 929566107 15,278 1,052,935 SH   SOLE   718,827 0 334,108
WABTEC CORP COM 929740108 19,892 276,812 SH   SOLE   188,864 0 87,948
WILEY JOHN & SONS INC CL A 968223206 13,089 297,883 SH   SOLE   216,009 0 81,874
WOLVERINE WORLD WIDE INC COM 978097103 19,898 704,093 SH   SOLE   542,225 0 161,868
WORLD WRESTLING ENTMT INC CL A 98156Q108 35,981 505,700 SH   SOLE   363,385 0 142,315
WSFS FINL CORP COM 929328102 10,287 233,269 SH   SOLE   179,693 0 53,576