The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. | |||||||||||||||||||||
UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F INFORMATION TABLE |
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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 |
BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 10,005 | 44,172 | SH | SOLE | 44,172 | 0 | 0 | ||
BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 1,296 | 5,720 | SH | OTR | 0 | 0 | 5,720 | ||
BRIGHTCOVE INC | COM | 10921T101 | 23,617 | 2,717,701 | SH | SOLE | 2,717,701 | 0 | 0 | ||
BRIGHTCOVE INC | COM | 10921T101 | 10,513 | 1,209,787 | SH | OTR | 0 | 0 | 1,209,787 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 28,596 | 3,733,214 | SH | SOLE | 3,733,214 | 0 | 0 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 12,892 | 1,683,070 | SH | OTR | 0 | 0 | 1,683,070 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 15,749 | 228,914 | SH | SOLE | 228,914 | 0 | 0 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 7,012 | 101,921 | SH | OTR | 0 | 0 | 101,921 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 34,568 | 3,530,946 | SH | SOLE | 3,530,946 | 0 | 0 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 14,288 | 1,459,398 | SH | OTR | 0 | 0 | 1,459,398 | ||
FARMER BROS CO | COM | 307675108 | 20,025 | 1,329,653 | SH | SOLE | 1,329,653 | 0 | 0 | ||
FARMER BROS CO | COM | 307675108 | 9,250 | 614,197 | SH | OTR | 0 | 0 | 614,197 | ||
GENTHERM INC | COM | 37253A103 | 35,521 | 800,205 | SH | SOLE | 800,205 | 0 | 0 | ||
GENTHERM INC | COM | 37253A103 | 15,604 | 351,513 | SH | OTR | 0 | 0 | 351,513 | ||
HACKETT GROUP INC | COM | 404609109 | 19,886 | 1,232,086 | SH | SOLE | 1,232,086 | 0 | 0 | ||
HACKETT GROUP INC | COM | 404609109 | 8,991 | 557,053 | SH | OTR | 0 | 0 | 557,053 | ||
LOGMEIN INC | COM | 54142L909 | 3,763 | 43,894 | SH | SOLE | 43,894 | 0 | 0 | ||
LOGMEIN INC | COM | 54142L909 | 1,497 | 17,458 | SH | OTR | 0 | 0 | 17,458 | ||
LUXFER HOLDINGS PLC | SHS | G5698W116 | 7,360 | 397,598 | SH | SOLE | 397,598 | 0 | 0 | ||
LUXFER HOLDINGS PLC | SHS | G5698W116 | 3,019 | 163,114 | SH | OTR | 0 | 0 | 163,114 | ||
MODEL N INC | COM | 607525102 | 15,797 | 450,455 | SH | SOLE | 450,455 | 0 | 0 | ||
MODEL N INC | COM | 607525102 | 7,444 | 212,263 | SH | OTR | 0 | 0 | 212,263 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 18,385 | 1,640,053 | SH | SOLE | 1,640,053 | 0 | 0 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 8,463 | 754,975 | SH | OTR | 0 | 0 | 754,975 | ||
PURECYCLE CORP | COM NEW | 746228303 | 12,817 | 1,018,026 | SH | SOLE | 1,018,026 | 0 | 0 | ||
PURECYCLE CORP | COM NEW | 746228303 | 5,053 | 401,314 | SH | OTR | 0 | 0 | 401,314 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 22,881 | 2,320,554 | SH | SOLE | 2,320,554 | 0 | 0 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 9,678 | 981,529 | SH | OTR | 0 | 0 | 981,529 | ||
SIERRA WIRELESS INC | COM | 826516106 | 27,767 | 2,907,534 | SH | SOLE | 2,907,534 | 0 | 0 | ||
SIERRA WIRELESS INC | COM | 826516106 | 12,013 | 1,257,919 | SH | OTR | 0 | 0 | 1,257,919 | ||
SONOS INC | COM | 83570H108 | 11,182 | 715,888 | SH | SOLE | 715,888 | 0 | 0 | ||
SONOS INC | COM | 83570H108 | 4,561 | 291,982 | SH | OTR | 0 | 0 | 291,982 | ||
SURMODICS INC | COM | 868873100 | 44,442 | 1,072,689 | SH | SOLE | 1,072,689 | 0 | 0 | ||
SURMODICS INC | COM | 868873100 | 17,755 | 428,543 | SH | OTR | 0 | 0 | 428,543 | ||
VISTEON CORP | COM | 92839U206 | 38,956 | 449,890 | SH | SOLE | 449,890 | 0 | 0 | ||
VISTEON CORP | COM | 92839U906 | 15,541 | 179,481 | SH | OTR | 0 | 0 | 179,481 |