Skip to Main Content
Insider Trading

Last Updated: 3 months, 1 week ago

Mark W Peterson has an estimated net worth of at least $30.4 million*, as of Oct. 29, 2025. They own 318,561 shares of ZWS stock. They have sold 432,778 shares of ZWS stock since 2021, for an estimated $13.9 million.

Mark W Peterson $ZWS SEC Form 4 Insider Trading

Mark W Peterson has filed a total of 12 insider trades in $ZWS since 2021. Their most recent trade was a sale of 23,183 shares, made on Feb 05, 2026. Their largest trade was a sale of 123,709 shares, made on Oct 29, 2021. We estimate that they now own 318,561 shares of $ZWS, worth an estimated $16.4 million.



Insider Trading at $ZWS

There have been a total of 149 insider trades reported at $ZWS since 2021, with 8,660 shares purchased and 34.3 million shares sold. The most active insider traders in $ZWS stock have been Michael Troutman, Sudhanshu Chhabra, and Mark W Peterson. The most recent trade was a sale of 17,900 shares reported by TIMOTHY J JAHNKE (None), made on Feb 04, 2026.



History of Insider Stock Trades by Mark W Peterson

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
ZWS logo ZWS Sale 23,183 Feb 05, 2026 Feb. 6, 2026, 6:55 p.m.
ZWS logo ZWS Sale 21,570 Nov 12, 2025 Nov. 14, 2025, 5:18 p.m.
ZWS logo ZWS Sale 20,349 Aug 27, 2025 Aug. 29, 2025, 4:30 p.m.
ZWS logo ZWS Sale 22,138 Jul 31, 2025 Aug. 1, 2025, 6:48 p.m.
ZWS logo ZWS Sale 7,000 May 13, 2025 May 14, 2025, 4:45 p.m.
ZWS logo ZWS Sale 22,203 Nov 07, 2024 Nov. 7, 2024, 9:36 p.m.
ZWS logo ZWS Sale 40,000 Nov 04, 2024 Nov. 6, 2024, 5:53 p.m.
ZWS logo ZWS Sale 3,857 Feb 09, 2024 Feb. 13, 2024, 10:45 p.m.
ZWS logo ZWS Sale 70,000 Feb 08, 2024 Feb. 12, 2024, 10:21 p.m.
ZWS logo ZWS Sale 73,727 Feb 09, 2024 Feb. 12, 2024, 10:21 p.m.
ZWS logo ZWS Sale 5,042 May 13, 2022 May 16, 2022, 8 p.m.
ZWS logo ZWS Sale 123,709 Oct 29, 2021 Nov. 1, 2021, 8 p.m.




$ZWS 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.