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Insider Trading

Last Updated: 2 days, 8 hours ago

Bernard Shek has an estimated net worth of at least $53.8 million*, as of Sept. 30, 2026. They own 26,188 shares of SNDK stock. They have sold 4,708 shares of SNDK stock since 2021, for an estimated $8.0 million.

Bernard Shek $SNDK SEC Form 4 Insider Trading

Bernard Shek has filed a total of 5 insider trades in $SNDK since 2021. Their most recent trade was a sale of 2,308 shares, made on Sep 08, 2026. Their largest trade was a sale of 2,308 shares, made on Sep 08, 2026. We estimate that they now own 26,188 shares of $SNDK, worth an estimated $45.8 million.



Insider Trading at $SNDK

There have been a total of 74 insider trades reported at $SNDK since 2021, with 0 shares purchased and 87,716 shares sold. The most active insider traders in $SNDK stock have been Alper Ilkbahar, David Goeckeler, and Bernard Shek. The most recent trade was a sale of 4,139 shares reported by David Goeckeler (Chairman & CEO), made on Sep 17, 2026.



History of Insider Stock Trades by Bernard Shek

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
SNDK logo SNDK Sale 2,308 Sep 08, 2026 Sept. 8, 2026, 8:48 p.m.
SNDK logo SNDK Sale 600 Sep 01, 2026 Sept. 2, 2026, 9:18 p.m.
SNDK logo SNDK Sale 600 Aug 03, 2026 Aug. 4, 2026, 8:18 p.m.
SNDK logo SNDK Sale 600 Jul 01, 2026 July 2, 2026, 5:43 p.m.
SNDK logo SNDK Sale 600 Jun 03, 2026 June 5, 2026, 5:25 p.m.




$SNDK 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.