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Insider Trading

Kathryn M Horgan Net Worth

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Last Updated: 1 day, 2 hours ago

Kathryn M Horgan has an estimated net worth of at least $21.8 million*, as of yesterday. They own 114,194 shares of STT stock. They have sold 41,739 shares of STT stock since 2021, for an estimated $4.2 million.

Kathryn M Horgan $STT SEC Form 4 Insider Trading

Kathryn M Horgan has filed a total of 5 insider trades in $STT since 2021. Their most recent trade was a sale of 5,676 shares, made on Feb 23, 2026. Their largest trade was a sale of 12,500 shares, made on Nov 25, 2024. We estimate that they now own 114,194 shares of $STT, worth an estimated $17.5 million.



Insider Trading at $STT

There have been a total of 96 insider trades reported at $STT since 2021, with 2,640 shares purchased and 506,207 shares sold. The most active insider traders in $STT stock have been Eric W. Aboaf, Michael L Richards, and Cyrus Taraporevala. The most recent trade was a sale of 9,611 shares reported by MOSTAPHA TAHIRI (EVP and COO), made on Apr 22, 2026.



History of Insider Stock Trades by Kathryn M Horgan

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
STT logo STT Sale 5,676 Feb 23, 2026 Feb. 25, 2026, 5:01 p.m.
STT logo STT Sale 5,676 Nov 28, 2025 Dec. 2, 2025, 5:15 p.m.
STT logo STT Sale 11,111 May 30, 2025 June 3, 2025, 4:05 p.m.
STT logo STT Sale 12,500 Nov 25, 2024 Nov. 26, 2024, 4:59 p.m.
STT logo STT Sale 6,776 Aug 15, 2024 Aug. 16, 2024, 4:07 p.m.




$STT Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.