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
BANKRATE INC DEL COM 06647F102 1,743 180,614 SH   SOLE   180,614 0 0
BANKRATE INC DEL COM 06647F102 738 76,524 SH   OTR   0 0 76,524
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 5,497 32,982 SH   SOLE   32,982 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 346 2,075 SH   OTR   0 0 2,075
CECO ENVIRONMENTAL CORP COM 125141101 12,114 1,152,659 SH   SOLE   1,152,659 0 0
CECO ENVIRONMENTAL CORP COM 125141101 5,255 499,991 SH   OTR   0 0 499,991
DOLBY LABORATORIES INC COM 25659T107 585 11,162 SH   SOLE   11,162 0 0
DOLBY LABORATORIES INC COM 25659T107 251 4,780 SH   OTR   0 0 4,780
FARMER BROS CO COM 307675108 23,326 659,872 SH   SOLE   659,872 0 0
FARMER BROS CO COM 307675108 9,930 280,901 SH   OTR   0 0 280,901
GENTHERM INC COM 37253A103 12,056 307,169 SH   SOLE   307,169 0 0
GENTHERM INC COM 37253A103 6,481 165,132 SH   OTR   0 0 165,132
HACKETT GROUP INC COM 404609109 1,499 76,887 SH   SOLE   76,887 0 0
HACKETT GROUP INC COM 404609109 639 32,769 SH   OTR   0 0 32,769
INOVALON HLDGS INC COM CL A 45781D101 1,377 109,302 SH   SOLE   109,302 0 0
INOVALON HLDGS INC COM CL A 45781D101 535 42,471 SH   OTR   0 0 42,471
INTEGRATED DEVICE TECHNOLOGY COM 458118106 17,927 757,378 SH   SOLE   757,378 0 0
INTEGRATED DEVICE TECHNOLOGY COM 458118106 7,947 335,727 SH   OTR   0 0 335,727
KMG CHEMICALS INC COM 482564101 42,892 931,009 SH   SOLE   931,009 0 0
KMG CHEMICALS INC COM 482564101 19,442 422,017 SH   OTR   0 0 422,017
MODEL N INC COM 607525102 5,628 538,529 SH   SOLE   538,529 0 0
MODEL N INC COM 607525102 2,427 232,204 SH   OTR   0 0 232,204
MONOTYPE IMAGING HOLDINGS IN COM 61022P100 19,471 968,721 SH   SOLE   968,721 0 0
MONOTYPE IMAGING HOLDINGS IN COM 61022P100 8,454 420,603 SH   OTR   0 0 420,603
PANHANDLE OIL AND GAS INC CL A 698477106 24,952 1,299,572 SH   SOLE   1,299,572 0 0
PANHANDLE OIL AND GAS INC CL A 698477106 10,759 560,372 SH   OTR   0 0 560,372
PROGRESS SOFTWARE CORP COM 743312100 12,363 425,586 SH   SOLE   425,586 0 0
PROGRESS SOFTWARE CORP COM 743312100 5,667 195,067 SH   OTR   0 0 195,067
PURECYCLE CORP COM NEW 746228303 8,629 1,554,785 SH   SOLE   1,554,785 0 0
PURECYCLE CORP COM NEW 746228303 3,470 625,289 SH   OTR   0 0 625,289
SILVER SPRING NETWORKS INC COM 82817Q103 4,039 357,746 SH   SOLE   357,746 0 0
SILVER SPRING NETWORKS INC COM 82817Q103 1,658 146,877 SH   OTR   0 0 146,877
SURMODICS INC COM 868873100 18,050 750,526 SH   SOLE   750,526 0 0
SURMODICS INC COM 868873100 7,695 319,973 SH   OTR   0 0 319,973
TECHTARGET INC COM 87874R100 16,603 1,838,633 SH   SOLE   1,838,633 0 0
TECHTARGET INC COM 87874R100 7,130 789,598 SH   OTR   0 0 789,598
TOWER SEMICONDUCTOR LTD SHS NEW M87915274 2,331 101,112 SH   SOLE   101,112 0 0
TOWER SEMICONDUCTOR LTD SHS NEW M87915274 993 43,094 SH   OTR   0 0 43,094
XPERI CORP COM 98421B100 23,815 701,481 SH   SOLE   701,481 0 0
XPERI CORP COM 98421B100 9,673 284,910 SH   OTR   0 0 284,910