Mark Mason insider trades

Open-market stock purchases and sales by Mark Mason, Director at Microsoft Corp, from SEC Form 4 filings since Apr 1, 2010.

Recent trades

DateStockTradeValue
Sep 10, 2026MSFT Microsoft CorpBought (not open market)—
Sep 5, 2026MSFT Microsoft CorpBought (not open market)—
Jun 11, 2026MSFT Microsoft CorpBought (not open market)—
Jun 5, 2026MSFT Microsoft CorpBought (not open market)—
Feb 20, 2026C Citigroup IncSold$230K
Feb 20, 2026C Citigroup IncBought (not open market)—
Feb 20, 2026C Citigroup IncSold$186K
Feb 11, 2026C Citigroup IncBought (not open market)—
Jan 30, 2026MSFT Microsoft CorpBought (not open market)—
Jan 20, 2026C Citigroup IncSold (not open market)$3.4M
Dec 4, 2025MSFT Microsoft CorpBought (not open market)—

Companies traded

  • MSFT Microsoft Corp: other filings, last Sep 10, 2026
  • C Citigroup Inc: 4 sales, last Feb 20, 2026
  • PRI Primerica, Inc: 6 sales, last Dec 14, 2018

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