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 | 9,885 | 46,422 | SH | SOLE | 46,422 | 0 | 0 | ||
BERKSHIRE HATHAWAY INC DEL | CL B NEW | 084670702 | 1,373 | 6,450 | SH | OTR | 0 | 0 | 6,450 | ||
BRIGHTCOVE INC | COM | 10921T101 | 30,755 | 3,003,460 | SH | SOLE | 3,003,460 | 0 | 0 | ||
BRIGHTCOVE INC | COM | 10921T101 | 13,057 | 1,275,124 | SH | OTR | 0 | 0 | 1,275,124 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 27,876 | 3,823,925 | SH | SOLE | 3,823,925 | 0 | 0 | ||
CECO ENVIRONMENTAL CORP | COM | 125141101 | 13,726 | 1,882,817 | SH | OTR | 0 | 0 | 1,882,817 | ||
CALAMP CORP | COM | 128126109 | 10,073 | 1,401,019 | SH | SOLE | 1,401,019 | 0 | 0 | ||
CALAMP CORP | COM | 128126109 | 4,155 | 577,821 | SH | OTR | 0 | 0 | 577,821 | ||
CODEXIS INC | COM | 192005106 | 2,380 | 202,760 | SH | SOLE | 202,760 | 0 | 0 | ||
CODEXIS INC | COM | 192005106 | 985 | 83,931 | SH | OTR | 0 | 0 | 83,931 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 24,175 | 364,734 | SH | SOLE | 364,734 | 0 | 0 | ||
DOLBY LABORATORIES INC | COM | 25659T107 | 10,841 | 163,566 | SH | OTR | 0 | 0 | 163,566 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 32,716 | 3,989,742 | SH | SOLE | 3,989,742 | 0 | 0 | ||
ENERGY RECOVERY INC | COM | 29270J100 | 13,688 | 1,669,287 | SH | OTR | 0 | 0 | 1,669,287 | ||
FARMER BROS CO | COM | 307675108 | 6,647 | 1,503,906 | SH | SOLE | 1,503,906 | 0 | 0 | ||
FARMER BROS CO | COM | 307675108 | 2,981 | 674,347 | SH | OTR | 0 | 0 | 674,347 | ||
GENTHERM INC | COM | 37253A103 | 29,156 | 712,865 | SH | SOLE | 712,865 | 0 | 0 | ||
GENTHERM INC | COM | 37253A103 | 11,639 | 284,561 | SH | OTR | 0 | 0 | 284,561 | ||
HACKETT GROUP INC | COM | 404609109 | 18,875 | 1,688,315 | SH | SOLE | 1,688,315 | 0 | 0 | ||
HACKETT GROUP INC | COM | 404609109 | 8,349 | 746,810 | SH | OTR | 0 | 0 | 746,810 | ||
HEALTHSTREAM INC | COM | 42222N103 | 4,622 | 230,310 | SH | SOLE | 230,310 | 0 | 0 | ||
HEALTHSTREAM INC | COM | 42222N103 | 1,790 | 89,175 | SH | OTR | 0 | 0 | 89,175 | ||
OOMA INC | COM | 683416101 | 8,934 | 684,586 | SH | SOLE | 684,586 | 0 | 0 | ||
OOMA INC | COM | 683416101 | 3,711 | 284,350 | SH | OTR | 0 | 0 | 284,350 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 2,314 | 1,618,132 | SH | SOLE | 1,618,132 | 0 | 0 | ||
PANHANDLE OIL AND GAS INC | CL A | 698477106 | 1,060 | 741,462 | SH | OTR | 0 | 0 | 741,462 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 43,752 | 5,928,398 | SH | SOLE | 5,928,398 | 0 | 0 | ||
QUOTIENT TECHNOLOGY INC | COM | 749119103 | 19,120 | 2,590,773 | SH | OTR | 0 | 0 | 2,590,773 | ||
SIERRA WIRELESS INC | COM | 826516106 | 39,861 | 3,571,778 | SH | SOLE | 3,571,778 | 0 | 0 | ||
SIERRA WIRELESS INC | COM | 826516106 | 17,356 | 1,555,236 | SH | OTR | 0 | 0 | 1,555,236 | ||
SITIME CORP | COM | 82982T106 | 15,295 | 182,024 | SH | SOLE | 182,024 | 0 | 0 | ||
SITIME CORP | COM | 82982T106 | 5,975 | 71,101 | SH | OTR | 0 | 0 | 71,101 | ||
SONOS INC | COM | 83570H108 | 33,158 | 2,184,306 | SH | SOLE | 2,184,306 | 0 | 0 | ||
SONOS INC | COM | 83570H108 | 13,594 | 895,543 | SH | OTR | 0 | 0 | 895,543 | ||
SURMODICS INC | COM | 868873100 | 48,430 | 1,244,680 | SH | SOLE | 1,244,680 | 0 | 0 | ||
SURMODICS INC | COM | 868873100 | 20,217 | 519,585 | SH | OTR | 0 | 0 | 519,585 |