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 24,223 1,320,042 SH   SOLE   905,979 0 414,063
ACI WORLDWIDE INC COM 004498101 37,178 1,539,475 SH   SOLE   1,063,236 0 476,239
ADVANCED ENERGY INDS COM 007973100 39,115 806,665 SH   SOLE   557,476 0 249,189
AERCAP HOLDINGS NV SHS N00985106 24,441 1,072,460 SH   SOLE   735,740 0 336,720
ALAMOS GOLD INC NEW COM CL A 011532108 13,828 2,765,555 SH   SOLE   1,935,518 0 830,037
ALBANY INTL CORP CL A 012348108 32,278 681,987 SH   SOLE   469,367 0 212,620
ALBEMARLE CORP COM 012653101 6,878 122,013 SH   SOLE   91,744 0 30,269
ALLETE INC COM NEW 018522300 49,939 822,985 SH   SOLE   570,234 0 252,751
ALTRA INDL MOTION CORP COM 02208R106 22,478 1,285,180 SH   SOLE   886,187 0 398,993
AMERICAN EQTY INVT LIFE HLD COM 025676206 16,248 864,259 SH   SOLE   594,939 0 269,320
APTARGROUP INC COM 038336103 14,494 145,611 SH   SOLE   108,917 0 36,694
ARDMORE SHIPPING CORP COM Y0207T100 18,131 3,453,461 SH   SOLE   2,244,140 0 1,209,321
ASGN INC COM 00191U102 29,726 841,621 SH   SOLE   575,871 0 265,750
ASPEN TECHNOLOGY INC COM 045327103 33,948 357,081 SH   SOLE   244,154 0 112,927
ASSETMARK FINL HLDGS INC COM 04546L106 100 4,891 SH   SOLE   3,293 0 1,598
ATN INTL INC COM 00215F107 18,634 317,387 SH   SOLE   206,658 0 110,729
AZZ INC COM 002474104 12,089 429,921 SH   SOLE   299,812 0 130,109
BANKUNITED INC COM 06652K103 10,955 585,829 SH   SOLE   438,237 0 147,592
BANNER CORP COM NEW 06652V208 11,925 360,914 SH   SOLE   245,031 0 115,883
BARNES GROUP INC COM 067806109 17,268 412,811 SH   SOLE   282,715 0 130,096
BELDEN INC COM 077454106 30,412 842,918 SH   SOLE   585,718 0 257,200
BENCHMARK ELECTRS INC COM 08160H101 14,141 707,389 SH   SOLE   459,016 0 248,373
BERKSHIRE HILLS BANCORP INC COM 084680107 12,848 864,613 SH   SOLE   585,299 0 279,314
BOTTOMLINE TECH DEL INC COM 101388106 46,290 1,263,023 SH   SOLE   872,352 0 390,671
BYLINE BANCORP INC COM 124411109 12,100 1,166,839 SH   SOLE   757,178 0 409,661
CAI INTERNATIONAL INC COM 12477X106 14,706 1,040,043 SH   SOLE   675,207 0 364,836
CALAMP CORP COM 128126109 10,887 2,419,379 SH   SOLE   1,662,678 0 756,701
CAPITAL PRODUCT PARTNERS L P PARTNERSHP UNITS Y11082206 3,323 454,028 SH   SOLE   300,113 0 153,915
CARTERS INC COM 146229109 43,378 659,939 SH   SOLE   454,456 0 205,483
CASELLA WASTE SYS INC CL A 147448104 20,848 533,740 SH   SOLE   347,288 0 186,452
CATALENT INC COM 148806102 17,480 336,479 SH   SOLE   254,014 0 82,465
CHARLES RIV LABS INTL INC COM 159864107 45,442 360,052 SH   SOLE   248,304 0 111,748
CHEFS WHSE INC COM 163086101 5,923 588,167 SH   SOLE   381,598 0 206,569
CHEMED CORP NEW COM 16359R103 58,260 134,487 SH   SOLE   92,339 0 42,148
COHEN & STEERS INC COM 19247A100 15,763 346,811 SH   SOLE   261,843 0 84,968
COLUMBUS MCKINNON CORP N Y COM 199333105 15,043 601,703 SH   SOLE   390,382 0 211,321
COMMUNITY HEALTHCARE TR INC COM 20369C106 23,124 604,086 SH   SOLE   387,436 0 216,650
CROSS CTRY HEALTHCARE INC COM 227483104 17,659 2,619,989 SH   SOLE   1,723,849 0 896,140
CUSTOMERS BANCORP INC COM 23204G100 12,305 1,125,846 SH   SOLE   721,729 0 404,117
DESIGNER BRANDS INC CL A 250565108 8,289 1,664,506 SH   SOLE   1,131,366 0 533,140
DIAMOND S SHIPPING INC COM Y20676105 3,682 311,782 SH   SOLE   206,055 0 105,727
DYCOM INDS INC COM 267475101 20,748 808,872 SH   SOLE   558,318 0 250,554
EQUINIX INC COM 29444U700 7,101 11,370 SH   SOLE   8,145 0 3,225
EURONET WORLDWIDE INC COM 298736109 28,297 330,104 SH   SOLE   227,044 0 103,060
FIRST FINL BANCORP OH COM 320209109 17,740 1,189,799 SH   SOLE   828,411 0 361,388
FLIR SYS INC COM 302445101 13,382 419,628 SH   SOLE   317,408 0 102,220
FLWS/1-800 FLOWERS CL A 68243Q106 30,875 2,333,717 SH   SOLE   1,531,334 0 802,383
FLOWSERVE CORP COM 34354P105 6,042 252,895 SH   SOLE   189,180 0 63,715
FTI CONSULTING INC COM 302941109 23,121 193,045 SH   SOLE   145,753 0 47,292
FULTON FINL CORP PA COM 360271100 5,971 519,707 SH   SOLE   388,768 0 130,939
GARTNER INC COM 366651107 11,336 113,848 SH   SOLE   80,360 0 33,488
HANNON ARMSTRONG SUST INFR C COM 41068X100 14,866 728,388 SH   SOLE   467,556 0 260,832
HARSCO CORP COM 415864107 14,221 2,040,328 SH   SOLE   1,437,946 0 602,382
HEICO CORP NEW CL A 422806208 9,877 154,567 SH   SOLE   115,620 0 38,947
HERBALIFE NUTRITION LTD COM SHS G4412G101 24,753 848,875 SH   SOLE   583,567 0 265,308
HMS HLDGS CORP COM 40425J101 49,496 1,958,687 SH   SOLE   1,352,216 0 606,471
HURON CONSULTING GROUP INC COM 447462102 11,946 263,351 SH   SOLE   171,935 0 91,416
IDEX CORP COM 45167R104 14,818 107,292 SH   SOLE   81,114 0 26,178
INFINERA CORP COM 45667G103 7,711 1,454,959 SH   SOLE   996,568 0 458,391
INNERWORKINGS INC COM 45773Y105 4,277 3,655,393 SH   SOLE   2,375,573 0 1,279,820
INSIGHT ENTERPRISES INC COM 45765U103 10,746 255,068 SH   SOLE   166,546 0 88,522
IPG PHOTONICS CORP COM 44980X109 8,289 75,164 SH   SOLE   56,524 0 18,640
ISHARES TR RUS MID CAP ETF 464287499 11,942 276,632 SH   SOLE   217,696 0 58,936
ISHARES TR RUS 2000 VAL ETF 464287630 18,425 224,614 SH   SOLE   178,098 0 46,516
ISHARES TR RUSSELL 2000 ETF 464287655 31,010 270,922 SH   SOLE   213,881 0 57,041
ISHARES TR CORE S&P SCP ETF 464287804 40 719 SH   SOLE   719 0 0
ISTAR INC COM 45031U101 8,661 816,303 SH   SOLE   531,524 0 284,779
ITRON INC COM 465741106 47,059 842,901 SH   SOLE   580,572 0 262,329
JBG SMITH PPTYS COM 46590V100 13,702 430,461 SH   SOLE   322,017 0 108,444
KNIGHT SWIFT TRANSN HLDGS IN CL A 499049104 7,903 240,950 SH   SOLE   181,876 0 59,074
KNOWLES CORP COM 49926D109 32,117 2,400,360 SH   SOLE   1,643,788 0 756,572
KRATON CORPORATION COM 50077C106 10,447 1,289,707 SH   SOLE   892,302 0 397,405
LIQUIDITY SERVICES INC COM 53635B107 3,360 866,041 SH   SOLE   577,894 0 288,147
MACOM TECH SOLUTIONS HLDGS I COM 55405Y100 24,125 1,274,409 SH   SOLE   885,598 0 388,811
MATTHEWS INTL CORP CL A 577128101 24,877 1,028,395 SH   SOLE   711,119 0 317,276
MEDNAX INC COM 58502B106 12,476 1,071,794 SH   SOLE   725,291 0 346,503
MERCURY SYS INC COM 589378108 34,376 481,865 SH   SOLE   318,628 0 163,237
MERIT MED SYS INC COM 589889104 41,293 1,321,378 SH   SOLE   911,574 0 409,804
MONRO INC COM 610236101 33,781 771,070 SH   SOLE   533,512 0 237,558
MTS SYS CORP COM 553777103 8,444 375,308 SH   SOLE   244,379 0 130,929
NASDAQ INC COM 631103108 24,802 261,214 SH   SOLE   197,276 0 63,938
NATIONAL BK HLDGS CORP CL A 633707104 40,933 1,712,671 SH   SOLE   1,181,816 0 530,855
NCR CORP NEW COM 62886E108 8,111 458,245 SH   SOLE   345,930 0 112,315
NEWELL BRANDS INC COM 651229106 7,276 547,895 SH   SOLE   407,989 0 139,906
NEXTIER OILFIELD SOLUTIONS COM 65290C105 3,552 3,036,097 SH   SOLE   2,080,980 0 955,117
NOBLE ENERGY INC COM 655044105 2,583 427,684 SH   SOLE   320,294 0 107,390
NORTHWESTERN CORP COM NEW 668074305 7,878 131,674 SH   SOLE   98,513 0 33,161
NOVANTA INC COM 67000B104 26,468 331,343 SH   SOLE   215,630 0 115,713
NU SKIN ENTERPRISES INC CL A 67018T105 11,648 533,084 SH   SOLE   363,482 0 169,602
OCEANEERING INTL INC COM 675232102 2,614 889,169 SH   SOLE   615,629 0 273,540
OMEGA HEALTHCARE INVS INC COM 681936100 13,228 498,427 SH   SOLE   315,712 0 182,715
OPUS BK IRVINE CALIF COM 684000102 37,914 2,187,741 SH   SOLE   1,498,399 0 689,342
PACWEST BANCORP DEL COM 695263103 16,398 915,065 SH   SOLE   628,431 0 286,634
PRESTIGE CONSMR HEALTHCARE I COM 74112D101 41,529 1,132,190 SH   SOLE   776,636 0 355,554
PROVIDENCE SVC CORP COM 743815102 23,629 430,565 SH   SOLE   284,582 0 145,983
QEP RESOURCES INC COM 74733V100 439 1,312,764 SH   SOLE   991,994 0 320,770
QTS RLTY TR INC COM CL A 74736A103 73,083 1,259,836 SH   SOLE   864,322 0 395,514
QUIDEL CORP COM 74838J101 44,031 450,170 SH   SOLE   294,223 0 155,947
RANGE RES CORP COM 75281A109 1,771 776,839 SH   SOLE   581,292 0 195,547
RING ENERGY INC COM 76680V108 2,016 3,060,932 SH   SOLE   2,008,903 0 1,052,029
ROGERS CORP COM 775133101 28,377 300,545 SH   SOLE   207,081 0 93,464
RPC INC COM 749660106 4,986 2,420,250 SH   SOLE   1,670,003 0 750,247
SIGNATURE BK NEW YORK N Y COM 82669G104 5,692 70,802 SH   SOLE   52,962 0 17,840
SILGAN HOLDINGS INC COM 827048109 32,500 1,119,907 SH   SOLE   758,647 0 361,260
SOLAR CAP LTD COM 83413U100 21,427 1,840,818 SH   SOLE   1,245,864 0 594,954
SONOS INC COM 83570H108 13,521 1,594,469 SH   SOLE   1,040,994 0 553,475
SP PLUS CORP COM 78469C103 19,562 942,727 SH   SOLE   615,999 0 326,728
STAG INDL INC COM 85254J102 21,742 965,443 SH   SOLE   619,194 0 346,249
SUPERNUS PHARMACEUTICALS INC COM 868459108 13,324 740,639 SH   SOLE   511,066 0 229,573
TCF FINANCIAL CORPORATION NE COM 872307103 19,113 843,476 SH   SOLE   582,715 0 260,761
TEAM INC COM 878155100 14,125 2,173,003 SH   SOLE   1,499,543 0 673,460
TEXAS CAPITAL BANCSHARES INC COM 88224Q107 10,081 454,719 SH   SOLE   310,527 0 144,192
TITAN MACHY INC COM 88830R101 6,117 703,919 SH   SOLE   457,647 0 246,272
TIVO CORP COM 88870P106 9,618 1,358,497 SH   SOLE   945,184 0 413,313
TREEHOUSE FOODS INC COM 89469A104 21,003 475,729 SH   SOLE   328,114 0 147,615
TRONOX HOLDINGS PLC SHS G9087Q102 2,661 534,341 SH   SOLE   399,650 0 134,691
UMPQUA HLDGS CORP COM 904214103 19,581 1,796,384 SH   SOLE   1,234,898 0 561,486
UNITIL CORP COM 913259107 29,352 561,009 SH   SOLE   366,573 0 194,436
US XPRESS ENTERPRISES INC COM CL A 90338N202 11,150 3,338,459 SH   SOLE   2,179,566 0 1,158,893
VERITEX HLDGS INC COM 923451108 12,547 898,122 SH   SOLE   582,697 0 315,425
WABASH NATL CORP COM 929566107 8,308 1,150,716 SH   SOLE   746,925 0 403,791
WABTEC COM 929740108 15,169 315,168 SH   SOLE   205,169 0 109,999
WILEY JOHN & SONS INC CL A 968223206 11,162 297,731 SH   SOLE   205,273 0 92,458
WOLVERINE WORLD WIDE INC COM 978097103 9,438 620,928 SH   SOLE   464,519 0 156,409
WORLD WRESTLING ENTMT INC CL A 98156Q108 17,227 507,722 SH   SOLE   347,452 0 160,270
WSFS FINL CORP COM 929328102 5,136 206,081 SH   SOLE   154,196 0 51,885