Sean Tucker

CIK 1652204 · SVP, Chief Scientific Officer · last filed 2026-03-26

Sean Tucker is a SVP, Chief Scientific Officer who has filed 24 SEC Form 4 insider transactions across 1 company since 2018. Across all open-market trades the lifetime net is −$72.0K, making them a net seller over the disclosed history.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$0

Companies

1

Total Filings

24

Lifetime Open-Market Net

-$72.0K

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
Vaxart, Inc. (VXRT) Delisted SVP, Chief Scientific Officer 749,550 $0.32 $239.9K -$72.0K 20 2025-04-01

Recent Filings

24 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2026-03-26 Tax (F) −36,418 -$25.3K
2026-03-20 Tax (F) −8,072 -$5.1K
2026-03-18 Grant (A) +200,000 $0
2026-02-05 Tax (F) −9,265 -$5.6K
2025-04-01 Vaxart, Inc. (VXRT) Delisted Tax (F) −3,913 -$1.6K EDGAR
2025-03-26 Vaxart, Inc. (VXRT) Delisted Grant (A) +406,000 $0 EDGAR
2025-03-20 Vaxart, Inc. (VXRT) Delisted Tax (F) −8,050 -$4.6K EDGAR
2025-02-04 Vaxart, Inc. (VXRT) Delisted Tax (F) −9,242 -$6.3K EDGAR
2024-04-01 Vaxart, Inc. (VXRT) Delisted $0 EDGAR
2024-04-01 Vaxart, Inc. (VXRT) Delisted Tax (F) −3,902 -$5.1K EDGAR
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Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.