Form 4 Tracker
Robert Gardner Harrison

Chief Information Officer · 5 filings · Latest: Mar 12, 2026

SERA PROGNOSTICS, INC.
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
SERA
ROBERT HARRISONApr 21, 2026
Proposed Sale
$2.292,000$4.6K
SERA
ROBERT HARRISONMar 24, 2026
Proposed Sale
$1.822,000$3.6K
SERA
Robert Gardner HarrisonChief Information OfficerMar 11, 2026
Sale
$2.04716$1.5K76,712
SERA
Harrison Robert GardnerMar 11, 2026
Proposed Sale
$2.04716$1.5K
SERA
Robert Gardner HarrisonChief Information OfficerMar 9, 2026
Sale
$1.963,360$6.6K77,428
SERA
Harrison Robert GardnerMar 9, 2026
Proposed Sale
$1.963,360$6.6K
SERA
Robert Gardner HarrisonChief Information OfficerFeb 24, 2026
Sale
$2.342,000$4.7K80,788
SERA
ROBERT HARRISONFeb 24, 2026
Proposed Sale
$2.452,000$4.9K
SERA
Robert Gardner HarrisonChief Information OfficerJan 27, 2026
Sale
$2.972,000$5.9K82,788
SERA
ROBERT HARRISONJan 27, 2026
Proposed Sale
$3.092,000$6.2K
SERA
ROBERT GARDNER HARRISONDec 30, 2025
Proposed Sale
$3.272,000$6.5K
SERA
Harrison Robert GardnerDec 10, 2025
Proposed Sale
$3.31616$2.0K
SERA
ROBERT GARDNER HARRISONDec 2, 2025
Proposed Sale
$3.212,000$6.4K
SERA
Harrison Robert GardnerNov 10, 2025
Proposed Sale
$2.626,528$17.1K
SERA
ROBERT GARDNER HARRISONNov 4, 2025
Proposed Sale
$3.202,000$6.4K
SERA
ROBERT GARDNER HARRISONOct 7, 2025
Proposed Sale
$3.262,000$6.5K
SERA
Harrison Robert GardnerSep 11, 2025
Proposed Sale
$3.13645$2.0K
SERA
ROBERT GARDNER HARRISONSep 9, 2025
Proposed Sale
$3.172,000$6.3K
SERA
ROBERT GARDNER HARRISONAug 20, 2025
Proposed Sale
$2.256,000$13.5K
SERA
Harrison Robert GardnerAug 8, 2025
Proposed Sale
$2.545,962$15.1K

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