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Insider Trading

Martin J. Vanderploeg Net Worth

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Last Updated: 3 days, 1 hour ago

Martin J. Vanderploeg has an estimated net worth of at least $262.7 million*, as of April 30, 2025. They own 754,374 shares of WK stock. They have sold 1.5 million shares of WK stock since 2021, for an estimated $206.4 million.

Martin J. Vanderploeg $WK SEC Form 4 Insider Trading

Martin J. Vanderploeg has filed a total of 51 insider trades in $WK since 2021. Their most recent trade was a purchase of 878 shares, made on Sep 11, 2024. Their largest trade was a sale of 691,029 shares, made on Aug 09, 2021. We estimate that they now own 754,374 shares of $WK, worth an estimated $56.2 million.



Insider Trading at $WK

There have been a total of 105 insider trades reported at $WK since 2021, with 12,000 shares purchased and 2.8 million shares sold. The most active insider traders in $WK stock have been Martin J. Vanderploeg, Jeff D. Trom, and Michael D. Hawkins. The most recent trade was a sale of 1,500 shares reported by Robert H Herz (None), made on Mar 14, 2025.



History of Insider Stock Trades by Martin J. Vanderploeg

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
WK logo WK Purchase 878 Sep 11, 2024 Sept. 13, 2024, 4:15 p.m.
WK logo WK Purchase 3,122 Sep 11, 2024 Sept. 13, 2024, 4:15 p.m.
WK logo WK Purchase 4,000 Aug 16, 2024 Aug. 19, 2024, 4:13 p.m.
WK logo WK Purchase 290 Aug 09, 2024 Aug. 13, 2024, 4:27 p.m.
WK logo WK Purchase 3,710 Aug 09, 2024 Aug. 13, 2024, 4:27 p.m.
WK logo WK Sale 600,000 Nov 16, 2021 Nov. 16, 2021, 7:06 p.m.
WK logo WK Sale 3,832 Oct 18, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 2,880 Oct 19, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 1,341 Oct 19, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 10,812 Oct 19, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 1,400 Oct 19, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 1,067 Oct 19, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 5,434 Oct 18, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 5,265 Oct 18, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 2,969 Oct 18, 2021 Oct. 19, 2021, 8 p.m.
WK logo WK Sale 1,518 Sep 21, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 2,410 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 2,613 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 7,168 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 3,359 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 500 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 650 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 605 Sep 21, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 15,377 Sep 21, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 800 Sep 20, 2021 Sept. 21, 2021, 8 p.m.
WK logo WK Sale 3,775 Aug 18, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 12,000 Aug 18, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 1,725 Aug 18, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 4,467 Aug 19, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 6,939 Aug 19, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 3,586 Aug 19, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 2,508 Aug 19, 2021 Aug. 19, 2021, 8 p.m.
WK logo WK Sale 44,550 Aug 09, 2021 Aug. 10, 2021, 8 p.m.
WK logo WK Sale 691,029 Aug 09, 2021 Aug. 10, 2021, 8 p.m.
WK logo WK Sale 1,380 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 1,600 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 3,907 Jul 19, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 8,665 Jul 19, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 1,766 Jul 19, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 1,200 Jul 19, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 1,962 Jul 19, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 700 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 5,982 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 5,034 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 2,804 Jul 20, 2021 July 20, 2021, 8 p.m.
WK logo WK Sale 900 Jun 21, 2021 June 21, 2021, 8 p.m.
WK logo WK Sale 7,312 Jun 18, 2021 June 21, 2021, 8 p.m.
WK logo WK Sale 10,188 Jun 18, 2021 June 21, 2021, 8 p.m.
WK logo WK Sale 9,955 Jun 21, 2021 June 21, 2021, 8 p.m.
WK logo WK Sale 4,631 Jun 21, 2021 June 21, 2021, 8 p.m.
WK logo WK Sale 2,014 Jun 21, 2021 June 21, 2021, 8 p.m.




$WK 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.