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
AMETEK INC. COM 031100100 22,763 247,911 SH   DFND   25,463 222,448 0
AMPHENOL CORP. CL A COM 032095101 21,905 226,996 SH   DFND   23,797 203,199 0
ANALOG DEVICES INC COM 032654105 3,904 34,945 SH   DFND   5,732 29,213 0
AVID BIOSERVICES INC. COM 05368M106 11,936 2,252,053 SH   DFND   13,550 1,931,452 307,051
BWX TECHNOLOGIES COM 05605H100 51,542 900,921 SH   DFND   41,096 818,447 41,378
BIO TECHNE CORP COM 09073M104 5,223 26,692 SH   DFND   2,548 24,144 0
BRIXMOR PROPERTY GROUP, INC. COM 11120U105 22,377 1,102,835 SH   DFND   6,644 948,699 147,492
CACI INTERNATIONAL COM 127190304 44,841 193,898 SH   DFND   1,169 166,857 25,872
CBOE GLOBAL MARKETS INC COM 12503M108 11,111 96,697 SH   DFND   9,227 87,470 0
CABOT CORP. COM 127055101 49,098 1,083,353 SH   DFND   26,406 940,227 116,720
CABOT MICROELECTRONICS COM 12709P103 35,663 252,555 SH   DFND   1,522 217,154 33,879
CATALENT INC. COM 148806102 11,376 238,696 SH   DFND   22,797 215,899 0
CHARLES RIVER LABORATORIES COM 159864107 11,137 84,132 SH   DFND   8,020 76,112 0
CLEAN HARBORS INC. COM 184496107 81,704 1,058,344 SH   DFND   40,389 922,503 95,452
COGNEX CORP COM 192422103 27,783 565,506 SH   DFND   3,400 486,279 75,827
COHERENT INC. COM 192479103 20,004 130,130 SH   DFND   787 112,296 17,047
COPART INC. COM 217204106 64,362 801,214 SH   DFND   23,155 695,315 82,744
CORE LABORATORIES N.V. COM N22717107 20,621 442,315 SH   DFND   12,668 385,500 44,147
COVANTA HOLDING CORP COM 22282E102 22,766 1,316,729 SH   DFND   7,942 1,132,077 176,710
DOLLAR TREE INC. COM 256746108 21,358 187,085 SH   DFND   19,920 167,165 0
DORMAN PRODUCTS INC. COM 258278100 22,178 278,827 SH   DFND   1,675 239,159 37,993
EOG RESOURCES INC. COM 26875P101 1,304 17,566 SH   DFND   3,479 14,087 0
EMERGENT BIOSOLUTIONS INC COM 29089Q105 61,814 1,182,363 SH   DFND   15,626 1,016,094 150,643
ENTEGRIS INC. COM 29362U104 127,453 2,708,315 SH   DFND   103,662 2,361,660 242,993
FMC CORP COM 302491303 26,864 306,388 SH   DFND   32,377 274,011 0
GRACO INC. COM 384109104 52,420 1,138,575 SH   DFND   28,640 989,921 120,014
HALOZYME THERAPEUTICS INC. COM 40637H109 42,216 2,721,858 SH   DFND   76,731 2,371,743 273,384
HEICO CORP - CLASS A COM 422806208 78,488 806,580 SH   DFND   20,629 738,975 46,976
HELEN OF TROY LTD. COM G4388N106 64,889 411,573 SH   DFND   10,911 358,021 42,641
HENRY SCHEIN, INC. COM 806407102 14,611 230,095 SH   DFND   24,425 205,670 0
HEXCEL CORP COM 428291108 13,967 170,065 SH   DFND   16,250 153,815 0
HOSTESS BRANDS INC. COM 44109J106 23,232 1,661,209 SH   DFND   10,051 1,434,325 216,833
IAA INC. COM 449253103 89,571 2,146,443 SH   DFND   70,148 1,867,010 209,285
IDEX CORP. COM 45167R104 73,035 445,659 SH   DFND   8,301 386,279 51,079
INGEVITY CORP COM 45688C107 18,314 215,863 SH   DFND   1,301 185,721 28,841
INGREDION INC. COM 457187102 51,967 635,764 SH   DFND   21,607 552,887 61,270
KAMAN CORP COM 483548103 23,999 403,623 SH   DFND   2,604 370,958 30,061
KAR AUCTION SERVICES INC. COM 48238T109 97,147 3,957,115 SH   DFND   144,920 3,447,401 364,794
KEYSIGHT TECHNOLOGIES COM 49338L103 12,898 132,632 SH   DFND   12,667 119,965 0
LKQ CORP COM 501889208 14,323 455,430 SH   DFND   43,479 411,951 0
LEGACYTEXAS FINANCIAL GROUP, I COM 52471Y106 34,867 800,982 SH   DFND   21,634 696,884 82,464
LIVENT CORP COM 53814L108 8,671 1,296,074 SH   DFND   29,584 1,124,853 141,637
MARKEL CORP. COM 570535104 6,331 5,357 SH   DFND   510 4,847 0
MASTERCARD, INC. CL-A COM 57636Q104 3,838 14,134 SH   DFND   2,315 11,819 0
MEDTRONIC PLC COM G5960L103 3,813 35,108 SH   DFND   5,759 29,349 0
MERCURY SYSTEMS INC. COM 589378108 19,243 237,065 SH   DFND   1,527 217,871 17,667
MID-AMERICA APARTMENT COMMUNIT COM 59522J103 10,411 80,075 SH   DFND   7,639 72,436 0
MINERALS TECHNOLOGIES INC COM 603158106 16,449 309,837 SH   DFND   1,866 265,861 42,110
NATIONAL PRESTO IND INC. COM 637215104 5,892 66,136 SH   DFND   426 61,417 4,293
PDF SOLUTIONS, INC. COM 693282105 16,145 1,235,250 SH   DFND   7,455 1,061,311 166,484
POWER INTEGRATIONS INC. COM 739276103 38,968 430,914 SH   DFND   2,663 370,895 57,356
RBC BEARINGS INC. COM 75524B104 62,714 377,999 SH   DFND   2,289 326,927 48,783
RLI CORP. COM 749607107 34,808 374,646 SH   DFND   2,278 322,041 50,327
SRC ENERGY INC. COM 78470V108 12,099 2,596,271 SH   DFND   15,681 2,226,457 354,133
SENSIENT TECHNOLOGIES CORP COM 81725T100 27,242 396,823 SH   DFND   2,400 341,478 52,945
SERVICEMASTER GLOBAL HOLDINGS COM 81761R109 11,053 197,737 SH   DFND   18,864 178,873 0
SIMPSON MANUFACTURING COM 829073105 38,476 554,654 SH   DFND   3,348 477,389 73,917
STERIS PLC COM G8473T100 11,858 82,069 SH   DFND   7,838 74,231 0
SYNOPSYS INC. COM 871607107 19,460 141,787 SH   DFND   13,530 128,257 0
SYNOVUS FINANCIAL CORP. COM 87161C501 28,769 804,495 SH   DFND   4,852 692,328 107,315
TCF FINANCIAL CORP COM 872307103 43,149 1,133,416 SH   DFND   32,033 989,021 112,362
TD AMERITRADE HOLDING CORP. COM 87236Y108 9,603 205,627 SH   DFND   24,330 181,297 0
TELEDYNE INC. COM 879360105 66,993 208,059 SH   DFND   1,254 179,047 27,758
THE BRINK'S CO COM 109696104 25,999 313,431 SH   DFND   1,891 269,900 41,640
THERMON GROUP HOLDINGS INC COM 88362T103 12,353 537,534 SH   DFND   3,240 462,577 71,717
UGI CORP. COM 902681105 70,198 1,396,418 SH   DFND   49,836 1,216,713 129,869
UNITED COMMUNITY BANKS, INC. O COM 90984P303 28,529 1,006,301 SH   DFND   6,063 865,864 134,374
VISA INC-CLASS A SHARES COM 92826C839 3,418 19,873 SH   DFND   3,256 16,617 0
WASTE CONNECTIONS INC. COM 94106B101 34,031 369,904 SH   DFND   39,272 330,632 0
WATERS CORP. COM 941848103 2,813 12,603 SH   DFND   2,066 10,537 0
WESTERN ALLIANCE BANCORP COM 957638109 12,940 280,822 SH   DFND   30,036 250,786 0
WOODWARD INC. COM 980745103 85,911 796,724 SH   DFND   23,011 729,231 44,482