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Market intelligence
SPTXSector not reported

Seaport Therapeutics, Inc. insider activity

In the last 90 days, 8 corporate insiders purchased $138,835,768 of stock on the open market.

SEC-reported filing activity is provided for research purposes and is not investment advice.

90-day C-suite buyers
0
90-day purchase value
$138,835,768
Corporate buyers
8
Latest transaction
Jun 22, 2026

Executive filings

Open-market transaction history

Purchase and sale summaries are ordered by the latest reported transaction date.

Open-market insider purchase and sale transactions
DateInsider nameRoleTypeSharesPriceTotal value
Jun 22, 2026Robert J. HombachDirectorOpen Market Purchase13,000$18.14$235,768
May 4, 2026Keith Crandell10% OwnerOpen Market Purchase1,100,000$18.00$19,800,000
May 4, 2026Robert Nelsen10% OwnerOpen Market Purchase1,100,000$18.00$19,800,000