Insider Trading

Mark A Schlossberg Net Worth

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Last Updated: 6 days, 8 hours ago

Mark A Schlossberg has an estimated net worth of at least $10.3 million*, as of July 8, 2026. They own 103,408 shares of CYTK stock. They have sold 45,175 shares of CYTK stock since 2021, for an estimated $1.6 million.

Mark A Schlossberg $CYTK SEC Form 4 Insider Trading

Mark A Schlossberg has filed a total of 2 insider trades in $CYTK since 2021. Their most recent trade was a sale of 25,196 shares, made on Mar 15, 2022. Their largest trade was a sale of 25,196 shares, made on Mar 15, 2022. We estimate that they now own 103,408 shares of $CYTK, worth an estimated $8.7 million.



Insider Trading at $CYTK

There have been a total of 338 insider trades reported at $CYTK since 2021, with 0 shares purchased and 2.6 million shares sold. The most active insider traders in $CYTK stock have been Robert I Blum, Fady Ibraham Malik, and Andrew Callos. The most recent trade was a sale of 10 shares reported by Robert I Blum (President & CEO), made on Jul 13, 2026.



History of Insider Stock Trades by Mark A Schlossberg

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
CYTK logo CYTK Sale 25,196 Mar 15, 2022 March 15, 2022, 7:34 p.m.
CYTK logo CYTK Sale 19,979 Oct 19, 2021 Oct. 19, 2021, 8 p.m.




$CYTK 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.