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Insider Trading

Last Updated: 3 days, 11 hours ago

Brad W Buss has an estimated net worth of at least $12.5 million*, as of April 8, 2026. They own 122,476 shares of QS stock. They have sold 700,000 shares of QS stock since 2021, for an estimated $11.7 million.

Brad W Buss $QS SEC Form 4 Insider Trading

Brad W Buss has filed a total of 4 insider trades in $QS since 2021. Their most recent trade was a sale of 125,000 shares, made on Oct 31, 2025. Their largest trade was a sale of 200,000 shares, made on Oct 24, 2025. We estimate that they now own 122,476 shares of $QS, worth an estimated $780,784.



Insider Trading at $QS

There have been a total of 332 insider trades reported at $QS since 2021, with 0 shares purchased and 28.3 million shares sold. The most active insider traders in $QS stock have been Mohit Singh, Kevin Hettrich, and Timothy Holme. The most recent trade was a sale of 9,800 shares reported by Kevin Hettrich (CHIEF FINANCIAL OFFICER), made on Apr 02, 2026.



History of Insider Stock Trades by Brad W Buss

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
QS logo QS Sale 125,000 Oct 31, 2025 Oct. 31, 2025, 6:57 p.m.
QS logo QS Sale 175,000 Oct 31, 2025 Oct. 31, 2025, 6:57 p.m.
QS logo QS Sale 200,000 Oct 24, 2025 Oct. 28, 2025, 8:59 p.m.
QS logo QS Sale 200,000 Oct 24, 2025 Oct. 28, 2025, 8:59 p.m.
MRVL logo MRVL Purchase 3,000 Mar 07, 2025 March 7, 2025, 8:43 p.m.
TSP logo TSP Purchase 25,000 Mar 07, 2022 March 7, 2022, 6:49 p.m.




$QS 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.