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 44,540 1,340,762 SH   SOLE   973,308 0 367,454
ACI WORLDWIDE INC COM 004498101 60,062 1,585,389 SH   SOLE   1,149,107 0 436,282
ADVANCED ENERGY INDS COM 007973100 59,183 831,223 SH   SOLE   603,034 0 228,189
AERCAP HOLDINGS NV SHS N00985106 78,821 1,282,263 SH   SOLE   929,667 0 352,596
ALAMOS GOLD INC NEW COM CL A 011532108 17,284 2,871,068 SH   SOLE   2,149,233 0 721,835
ALBANY INTL CORP CL A 012348108 52,807 695,566 SH   SOLE   507,382 0 188,184
ALBEMARLE CORP COM 012653101 18,065 247,330 SH   SOLE   201,194 0 46,136
ALLETE INC COM NEW 018522300 68,884 848,634 SH   SOLE   619,077 0 229,557
ALTRA INDL MOTION CORP COM 02208R106 55,209 1,524,703 SH   SOLE   1,111,934 0 412,769
AMERICAN EQTY INVT LIFE HLD COM 025676206 26,457 883,976 SH   SOLE   646,055 0 237,921
APTARGROUP INC COM 038336103 18,349 158,699 SH   SOLE   129,080 0 29,619
ARDMORE SHIPPING CORP COM Y0207T100 30,304 3,348,476 SH   SOLE   2,240,391 0 1,108,085
ASGN INC COM 00191U102 60,876 857,772 SH   SOLE   621,998 0 235,774
ASPEN TECHNOLOGY INC COM 045327103 44,052 364,277 SH   SOLE   264,079 0 100,198
ASSETMARK FINL HLDGS INC COM 04546L106 142 4,891 SH   SOLE   3,293 0 1,598
ATN INTL INC COM 00215F107 16,212 292,686 SH   SOLE   196,288 0 96,398
AZZ INC COM 002474104 16,110 350,591 SH   SOLE   259,402 0 91,189
BANKUNITED INC COM 06652K103 23,414 640,424 SH   SOLE   521,135 0 119,289
BANNER CORP COM NEW 06652V208 20,611 364,211 SH   SOLE   260,754 0 103,457
BARNES GROUP INC COM 067806109 26,325 424,868 SH   SOLE   304,370 0 120,498
BELDEN INC COM 077454106 41,632 756,946 SH   SOLE   555,801 0 201,145
BENCHMARK ELECTRS INC COM 08160H101 23,744 691,044 SH   SOLE   462,845 0 228,199
BERKSHIRE HILLS BANCORP INC COM 084680107 32,220 979,918 SH   SOLE   703,905 0 276,013
BOTTOMLINE TECH DEL INC COM 101388106 69,730 1,300,932 SH   SOLE   943,223 0 357,709
BYLINE BANCORP INC COM 124411109 22,300 1,139,504 SH   SOLE   763,209 0 376,295
CAI INTERNATIONAL INC COM 12477X106 32,812 1,132,235 SH   SOLE   758,531 0 373,704
CALAMP CORP COM 128126109 22,354 2,333,441 SH   SOLE   1,669,148 0 664,293
CAPITAL PRODUCT PARTNERS L P PARTNERSHP UNITS Y11082206 5,972 444,314 SH   SOLE   303,475 0 140,839
CARTERS INC COM 146229109 70,071 640,856 SH   SOLE   464,011 0 176,845
CASELLA WASTE SYS INC CL A 147448104 26,144 567,969 SH   SOLE   380,515 0 187,454
CATALENT INC COM 148806102 19,495 346,269 SH   SOLE   281,726 0 64,543
CHARLES RIV LABS INTL INC COM 159864107 57,486 376,314 SH   SOLE   274,857 0 101,457
CHEFS WHSE INC COM 163086101 21,911 574,942 SH   SOLE   385,151 0 189,791
CHEMED CORP NEW COM 16359R103 57,662 131,271 SH   SOLE   95,034 0 36,237
COHEN & STEERS INC COM 19247A100 24,829 395,615 SH   SOLE   311,438 0 84,177
COLUMBUS MCKINNON CORP N Y COM 199333105 23,543 588,127 SH   SOLE   393,971 0 194,156
COMMUNITY HEALTHCARE TR INC COM 20369C106 25,399 592,604 SH   SOLE   393,551 0 199,053
CROSS CTRY HEALTHCARE INC COM 227483104 31,332 2,696,371 SH   SOLE   1,863,106 0 833,265
CUSTOMERS BANCORP INC COM 23204G100 26,260 1,102,898 SH   SOLE   731,603 0 371,295
DESIGNER BRANDS INC CL A 250565108 26,507 1,684,028 SH   SOLE   1,208,489 0 475,539
DIAMOND S SHIPPING INC COM Y20676105 5,093 304,252 SH   SOLE   207,631 0 96,621
DYCOM INDS INC COM 267475101 36,747 779,368 SH   SOLE   567,494 0 211,874
EQUINIX INC COM 29444U700 8,558 14,662 SH   SOLE   11,433 0 3,229
EURONET WORLDWIDE INC COM 298736109 51,182 324,841 SH   SOLE   235,811 0 89,030
FIRST FINL BANCORP OH COM 320209109 31,248 1,228,311 SH   SOLE   912,008 0 316,303
FLIR SYS INC COM 302445101 24,154 463,880 SH   SOLE   377,472 0 86,408
FLOWSERVE CORP COM 34354P105 13,763 276,524 SH   SOLE   225,028 0 51,496
FLWS/1-800 FLOWERS CL A 68243Q106 35,443 2,444,350 SH   SOLE   1,682,229 0 762,121
FTI CONSULTING INC COM 302941109 23,582 213,104 SH   SOLE   173,484 0 39,620
FULTON FINL CORP PA COM 360271100 9,891 567,456 SH   SOLE   461,605 0 105,851
GARTNER INC COM 366651107 18,296 118,731 SH   SOLE   89,810 0 28,921
HANNON ARMSTRONG SUST INFR C COM 41068X100 22,958 713,424 SH   SOLE   473,777 0 239,647
HARSCO CORP COM 415864107 43,540 1,892,222 SH   SOLE   1,397,345 0 494,877
HEICO CORP NEW CL A 422806208 15,060 168,207 SH   SOLE   136,786 0 31,421
HERBALIFE NUTRITION LTD COM SHS G4412G101 45,258 949,395 SH   SOLE   691,723 0 257,672
HMS HLDGS CORP COM 40425J101 55,648 1,879,992 SH   SOLE   1,366,020 0 513,972
HURON CONSULTING GROUP INC COM 447462102 14,510 211,140 SH   SOLE   141,604 0 69,536
IDEX CORP COM 45167R104 20,422 118,731 SH   SOLE   96,602 0 22,129
INFINERA CORPORATION COM 45667G103 11,785 1,484,258 SH   SOLE   1,077,733 0 406,525
INNERWORKINGS INC COM 45773Y105 19,522 3,542,944 SH   SOLE   2,369,700 0 1,173,244
INSIGHT ENTERPRISES INC COM 45765U103 19,326 274,947 SH   SOLE   184,195 0 90,752
IPG PHOTONICS CORP COM 44980X109 11,272 77,778 SH   SOLE   63,268 0 14,510
ISHARES TR RUS MID CAP ETF 464287499 15,941 267,370 SH   SOLE   264,360 0 3,010
ISHARES TR RUS 2000 VAL ETF 464287630 25,868 201,183 SH   SOLE   154,741 0 46,442
ISHARES TR RUSSELL 2000 ETF 464287655 41,374 249,738 SH   SOLE   212,762 0 36,976
ISHARES TR CORE S&P SCP ETF 464287804 294 3,502 SH   SOLE   3,502 0 0
ISTAR INC COM 45031U101 10,624 732,213 SH   SOLE   491,446 0 240,767
ITRON INC COM 465741106 72,658 865,487 SH   SOLE   626,284 0 239,203
JBG SMITH PPTYS COM 46590V100 18,760 470,287 SH   SOLE   382,638 0 87,649
KNOWLES CORP COM 49926D109 49,565 2,343,520 SH   SOLE   1,690,405 0 653,115
KRATON CORPORATION COM 50077C106 33,859 1,337,248 SH   SOLE   967,591 0 369,657
LIQUIDITY SERVICES INC COM 53635B107 5,531 928,064 SH   SOLE   657,515 0 270,549
MACOM TECH SOLUTIONS HLDGS I COM 55405Y100 33,276 1,250,976 SH   SOLE   919,432 0 331,544
MATTHEWS INTL CORP CL A 577128101 36,922 967,310 SH   SOLE   695,584 0 271,726
MEDNAX INC COM 58502B106 30,448 1,095,651 SH   SOLE   788,955 0 306,696
MERCURY SYS INC COM 589378108 32,827 474,991 SH   SOLE   321,987 0 153,004
MERIT MED SYS INC COM 589889104 42,441 1,359,417 SH   SOLE   985,199 0 374,218
MONRO INC COM 610236101 62,177 795,107 SH   SOLE   577,729 0 217,378
MTS SYS CORP COM 553777103 16,497 343,476 SH   SOLE   230,053 0 113,423
NASDAQ INC COM 631103108 30,865 288,192 SH   SOLE   234,557 0 53,635
NATIONAL BK HLDGS CORP CL A 633707104 62,902 1,785,974 SH   SOLE   1,276,522 0 509,452
NCR CORP NEW COM 62886E108 15,165 431,309 SH   SOLE   351,008 0 80,301
NEWELL BRANDS INC COM 651229106 11,531 599,930 SH   SOLE   486,853 0 113,077
NEXTIER OILFIELD SOLUTIONS I COM 65290C105 20,589 3,072,964 SH   SOLE   2,223,151 0 849,813
NOBLE ENERGY INC COM 655044105 11,597 466,850 SH   SOLE   379,894 0 86,956
NORTHWESTERN CORP COM NEW 668074305 10,309 143,838 SH   SOLE   117,035 0 26,803
NOVANTA INC COM 67000B104 34,108 385,666 SH   SOLE   258,388 0 127,278
NU SKIN ENTERPRISES INC CL A 67018T105 26,154 638,224 SH   SOLE   460,907 0 177,317
OCEANEERING INTL INC COM 675232102 13,738 921,396 SH   SOLE   681,123 0 240,273
OMEGA HEALTHCARE INVS INC COM 681936100 20,678 488,261 SH   SOLE   320,387 0 167,874
OPUS BK IRVINE CALIF COM 684000102 58,569 2,263,961 SH   SOLE   1,621,754 0 642,207
PACWEST BANCORP DEL COM 695263103 35,784 935,033 SH   SOLE   681,429 0 253,604
PRESTIGE CONSMR HEALTHCARE I COM 74112D101 46,944 1,159,102 SH   SOLE   836,653 0 322,449
PROVIDENCE SVC CORP COM 743815102 25,152 425,016 SH   SOLE   287,484 0 137,532
QEP RES INC COM 74733V100 6,251 1,389,007 SH   SOLE   1,129,290 0 259,717
QTS RLTY TR INC COM CL A 74736A103 70,492 1,298,917 SH   SOLE   936,719 0 362,198
QUIDEL CORP COM 74838J101 33,299 443,811 SH   SOLE   297,326 0 146,485
RANGE RES CORP COM 75281A109 4,127 850,945 SH   SOLE   692,617 0 158,328
RING ENERGY INC COM 76680V108 7,907 2,995,022 SH   SOLE   2,030,518 0 964,504
ROGERS CORP COM 775133101 38,116 305,589 SH   SOLE   222,989 0 82,600
RPC INC COM 749660106 12,915 2,464,672 SH   SOLE   1,800,839 0 663,833
SIGNATURE BK NEW YORK N Y COM 82669G104 10,576 77,415 SH   SOLE   62,996 0 14,419
SILGAN HOLDINGS INC COM 827048109 35,243 1,133,934 SH   SOLE   811,127 0 322,807
SOLAR CAP LTD COM 83413U100 39,819 1,931,076 SH   SOLE   1,374,014 0 557,062
SONOS INC COM 83570H108 17,825 1,141,141 SH   SOLE   764,423 0 376,718
SP PLUS CORP COM 78469C103 39,453 929,835 SH   SOLE   622,933 0 306,902
STAG INDL INC COM 85254J102 29,883 946,561 SH   SOLE   628,436 0 318,125
SUPERNUS PHARMACEUTICALS INC COM 868459108 17,968 757,503 SH   SOLE   555,319 0 202,184
TCF FINANCIAL CORPORATION NE COM 872307103 40,508 865,547 SH   SOLE   635,917 0 229,630
TEAM INC COM 878155100 36,253 2,270,055 SH   SOLE   1,643,305 0 626,750
TEXAS CAPITAL BANCSHARES INC COM 88224Q107 26,262 462,609 SH   SOLE   334,489 0 128,120
TITAN MACHY INC COM 88830R101 10,167 687,857 SH   SOLE   461,672 0 226,185
TIVO CORP COM 88870P106 11,820 1,393,924 SH   SOLE   1,031,949 0 361,975
TREEHOUSE FOODS INC COM 89469A104 17,690 364,744 SH   SOLE   265,011 0 99,733
TRONOX HOLDINGS PLC SHS G9087Q102 6,683 585,242 SH   SOLE   476,387 0 108,855
UMPQUA HLDGS CORP COM 904214103 32,523 1,837,482 SH   SOLE   1,341,093 0 496,389
UNITIL CORP COM 913259107 34,201 553,232 SH   SOLE   370,596 0 182,636
US XPRESS ENTERPRISES INC COM CL A 90338N202 12,643 2,513,536 SH   SOLE   1,688,722 0 824,814
VERITEX HLDGS INC COM 923451108 25,577 878,022 SH   SOLE   588,216 0 289,806
WABASH NATL CORP COM 929566107 16,509 1,123,852 SH   SOLE   752,858 0 370,994
WABTEC CORP COM 929740108 22,972 295,271 SH   SOLE   197,816 0 97,455
WILEY JOHN & SONS INC CL A 968223206 14,747 303,934 SH   SOLE   222,328 0 81,606
WOLVERINE WORLD WIDE INC COM 978097103 22,894 678,546 SH   SOLE   552,130 0 126,416
WORLD WRESTLING ENTMT INC CL A 98156Q108 33,604 518,015 SH   SOLE   375,883 0 142,132
WSFS FINL CORP COM 929328102 9,899 225,032 SH   SOLE   183,095 0 41,937