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 | 8,287 | 46,422 | SH | SOLE | 46,422 | 0 | 0 | ||
BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 1,151 | 6,450 | SH | OTR | 0 | 0 | 6,450 | ||
BRIGHTCOVE INC | COM | 10921T101 | 23,711 | 3,008,961 | SH | SOLE | 3,008,961 | 0 | 0 | ||
BRIGHTCOVE INC | COM | 10921T101 | 10,120 | 1,284,265 | SH | OTR | 0 | 0 | 1,284,265 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 25,147 | 3,815,925 | SH | SOLE | 3,815,925 | 0 | 0 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 12,408 | 1,882,817 | SH | OTR | 0 | 0 | 1,882,817 | ||
CALAMP CORP | COM | 128126109 | 11,222 | 1,401,019 | SH | SOLE | 1,401,019 | 0 | 0 | ||
CALAMP CORP | COM | 128126109 | 4,626 | 577,821 | SH | OTR | 0 | 0 | 577,821 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 24,025 | 364,734 | SH | SOLE | 364,734 | 0 | 0 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 10,774 | 163,566 | SH | OTR | 0 | 0 | 163,566 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 29,454 | 3,878,056 | SH | SOLE | 3,878,056 | 0 | 0 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 12,474 | 1,642,352 | SH | OTR | 0 | 0 | 1,642,352 | ||
FARMER BROS CO | COM | 307675108 | 11,353 | 1,546,731 | SH | SOLE | 1,546,731 | 0 | 0 | ||
FARMER BROS CO | COM | 307675108 | 5,071 | 690,822 | SH | OTR | 0 | 0 | 690,822 | ||
GENTHERM INC | COM | 37253A103 | 26,771 | 688,190 | SH | SOLE | 688,190 | 0 | 0 | ||
GENTHERM INC | COM | 37253A103 | 10,629 | 273,236 | SH | OTR | 0 | 0 | 273,236 | ||
HACKETT GROUP INC | COM | 404609109 | 21,486 | 1,586,854 | SH | SOLE | 1,586,854 | 0 | 0 | ||
HACKETT GROUP INC | COM | 404609109 | 9,666 | 713,883 | SH | OTR | 0 | 0 | 713,883 | ||
LUXFER HOLDINGS PLC | SHS | G5698W116 | 4,348 | 307,304 | SH | SOLE | 307,304 | 0 | 0 | ||
LUXFER HOLDINGS PLC | SHS | G5698W116 | 1,702 | 120,248 | SH | OTR | 0 | 0 | 120,248 | ||
OOMA INC | COM | 683416101 | 2,993 | 181,639 | SH | SOLE | 181,639 | 0 | 0 | ||
OOMA INC | COM | 683416101 | 1,155 | 70,076 | SH | OTR | 0 | 0 | 70,076 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 4,337 | 1,618,132 | SH | SOLE | 1,618,132 | 0 | 0 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 1,987 | 741,462 | SH | OTR | 0 | 0 | 741,462 | ||
PURECYCLE CORP | COM NEW | 746228303 | 1,734 | 188,705 | SH | SOLE | 188,705 | 0 | 0 | ||
PURECYCLE CORP | COM NEW | 746228303 | 708 | 77,049 | SH | OTR | 0 | 0 | 77,049 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 40,180 | 5,489,024 | SH | SOLE | 5,489,024 | 0 | 0 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 17,201 | 2,349,806 | SH | OTR | 0 | 0 | 2,349,806 | ||
SIERRA WIRELESS INC | COM | 826516106 | 30,244 | 3,367,915 | SH | SOLE | 3,367,915 | 0 | 0 | ||
SIERRA WIRELESS INC | COM | 826516106 | 13,046 | 1,452,773 | SH | OTR | 0 | 0 | 1,452,773 | ||
SITIME CORP | COM | 82982T106 | 2,979 | 62,827 | SH | SOLE | 62,827 | 0 | 0 | ||
SITIME CORP | COM | 82982T106 | 1,170 | 24,678 | SH | OTR | 0 | 0 | 24,678 | ||
SONOS INC | COM | 83570H108 | 30,038 | 2,053,146 | SH | SOLE | 2,053,146 | 0 | 0 | ||
SONOS INC | COM | 83570H108 | 12,703 | 868,314 | SH | OTR | 0 | 0 | 868,314 | ||
SURMODICS INC | COM | 868873100 | 57,343 | 1,326,167 | SH | SOLE | 1,326,167 | 0 | 0 | ||
SURMODICS INC | COM | 868873100 | 23,945 | 553,769 | SH | OTR | 0 | 0 | 553,769 | ||
TECHTARGET INC | COM | 87874R100 | 3,164 | 105,365 | SH | SOLE | 105,365 | 0 | 0 | ||
TECHTARGET INC | COM | 87874R100 | 1,207 | 40,200 | SH | OTR | 0 | 0 | 40,200 |