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Seaport Therapeutics (SPTX) Institutional Ownership

Seaport Therapeutics logo
$22.96 -1.74 (-7.04%)
As of 09/15/2026 04:00 PM Eastern
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Institutional Ownership Changes (13F Filings) for Seaport Therapeutics (NASDAQ:SPTX)

Number of
Institutional Buyers
(last 12 months)
7
Total
Institutional Inflows
(last 12 months)
$64.10M
Number of
Institutional Sellers
(last 12 months)
0
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SPTX Institutional Buying and Selling by Quarter

Seaport Therapeutics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/9/2026 The Manufacturers Life Insurance Company82,565$1.79M0.0%N/A0.154%
9/9/2026 Squarepoint Ops LLC24,753$538K0.0%N/A0.046%
9/2/2026 Citadel Advisors LLC191,144$4.15M0.0%N/A0.357%
8/26/2026 HighTower Advisors LLC16,666$362K0.0%N/A0.031%
8/21/2026 Braidwell LP500,000$10.86M0.4%N/A0.934%
8/20/2026 Alyeska Investment Group L.P.75,000$1.63M0.0%N/A0.140%
8/10/2026 TRV GP VI LLC2,061,222$44.77M0.0%N/A3.851%


SPTX Institutional Ownership - Frequently Asked Questions

During the previous two years, the following institutional investors and hedge funds held shares of Seaport Therapeutics shares: TRV GP VI LLC ($44.77M), Braidwell LP ($10.86M), Citadel Advisors LLC ($4.15M), The Manufacturers Life Insurance Company ($1.79M), Alyeska Investment Group L.P. ($1.63M), and Squarepoint Ops LLC ($538K), and HighTower Advisors LLC ($362K).Learn more on Seaport Therapeutics' institutional investors.

The following institutional investors have purchased Seaport Therapeutics' stock in the last 24 months: TRV GP VI LLC ($2.06M), Braidwell LP ($500K), Citadel Advisors LLC ($191.14K), The Manufacturers Life Insurance Company ($82.57K), Alyeska Investment Group L.P. ($75K), Squarepoint Ops LLC ($24.75K), and HighTower Advisors LLC ($16.67K).

Institutional investors have bought a total of 2,951,350 shares in the last 24 months. This purchase volume represents approximately $64.10M in transactions.


Related Companies

Institutional ownership data for NASDAQ:SPTX is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.
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