United States

Seaport Therapeutics Inc (SPTX)

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Seaport Therapeutics witnessed a single insider purchase totaling $235,768 over the past ninety days. This transaction follows a period where the stock price appreciated by 40.8%. While the most recent results financiers missed expectations, the equity currently trades near its fifty-two-week peak, reflecting significant market momentum despite the lack of executive-level buying activity.
Ticker: SPTX
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Seaport Therapeutics Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
HOMBACH ROBERT J. Non-Executive Director
Transaction date
Purchase
Price
83.22
Quantity 35,113 +39.2%
Value US$4,610,786
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-24 2026-06-22 B Purchase
HOMBACH ROBERT J.
Non-Executive Director
35,113 +39.2%
83.22
US$4,610,786 		35,113 +39.2% 83.22 US$4,610,786
2026-05-04 2026-05-04 B Purchase
3.7
ARCH Venture Partners XII, LLC
Large shareholder
93,492 -39.3%
106.87
US$4,295,092 		93,492 -39.3% 106.87 US$4,295,092
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