Insider Trading

David C Sienko Net Worth

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Last Updated: 3 days, 11 hours ago

David C Sienko has an estimated net worth of at least $21.4 million*, as of March 11, 2026. They own 769,974 shares of HL stock. They have sold 336,657 shares of HL stock since 2021, for an estimated $5.0 million.

David C Sienko $HL SEC Form 4 Insider Trading

David C Sienko has filed a total of 5 insider trades in $HL since 2021. Their most recent trade was a sale of 207,553 shares, made on Dec 17, 2025. Their largest trade was a sale of 207,553 shares, made on Dec 17, 2025. We estimate that they now own 769,974 shares of $HL, worth an estimated $16.4 million.



Insider Trading at $HL

There have been a total of 33 insider trades reported at $HL since 2021, with 49,942 shares purchased and 1.1 million shares sold. The most active insider traders in $HL stock have been Russell Douglas Lawlar, Stuart Maurice Absolom, and Kurt Allen. The most recent trade was a sale of 42,659 shares reported by Kurt Allen (VP-Exploration), made on Jan 06, 2026.



History of Insider Stock Trades by David C Sienko

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
HL logo HL Sale 207,553 Dec 17, 2025 Dec. 19, 2025, 5:15 p.m.
HL logo HL Sale 21,826 Feb 26, 2025 Feb. 26, 2025, 3:55 p.m.
HL logo HL Sale 14,559 Jun 25, 2024 June 25, 2024, 7:42 p.m.
HL logo HL Sale 70,000 Jun 17, 2021 June 20, 2021, 8 p.m.
HL logo HL Sale 22,719 Jun 17, 2021 June 20, 2021, 8 p.m.




$HL 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.