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

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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
AGEX THERAPEUTICS INC COM 00848H108 47 50,997 SH   SOLE   0 0 50,997
AMAZON.COM INC COM 023135106 484 248 SH   SOLE   0 0 248
APPLE INC COM 037833100 601 2,365 SH   SOLE   0 0 2,365
AVID BIOSERVICES INC COM 05368M106 153 30,000 SH   SOLE   0 0 30,000
AXON ENTERPRISE INC COM 05464C101 4,024 56,865 SH   SOLE   0 0 56,865
BERKSHIRE HATHAWAY CLASS COM 084670702 21,421 117,162 SH   SOLE   0 0 117,162
COLFAX CORPORATION COM 194014106 1,439 72,696 SH   SOLE   0 0 72,696
COMPUGEN LIMITED COM M25722105 2,387 328,738 SH   SOLE   0 0 328,738
COSTCO WHOLESALE CO COM 22160K105 5,415 18,990 SH   SOLE   0 0 18,990
DANAHER CORP COM 235851102 17,610 127,230 SH   SOLE   0 0 127,230
FITBIT INC CLASS COM 33812L102 133 20,000 SH   SOLE   0 0 20,000
FORTIVE CORPORATION COM 34959J108 10,905 197,594 SH   SOLE   0 0 197,594
INOVIO PHARMA COM 45773H201 1,698 228,260 SH   SOLE   0 0 228,260
INVESCO DYNAMIC SOFTWARE ETF ETF 46137V639 5,696 66,435 SH   SOLE   0 0 66,435
LINEAGE CELL THERAPEUTIC COM 53566P109 3,657 4,416,590 SH   SOLE   0 0 4,416,590
MAGNOLIA OIL & GAS CORP COM 559663109 50 12,500 SH   SOLE   0 0 12,500
MONSTER BEVERAGE COR COM 61174X109 16,336 290,375 SH   SOLE   0 0 290,375
STAAR SURGICAL CO COM 852312305 19,293 598,033 SH   SOLE   0 0 598,033
TELEDYNE TECHNOLOGIE COM 879360105 2,818 9,480 SH   SOLE   0 0 9,480
VANGUARD SHORT TERM TREASURY ETF ETF 92206C102 22,062 353,900 SH   SOLE   0 0 353,900
WINMARK CORPORATION COM 974250102 703 5,517 SH   SOLE   0 0 5,517