Mark Mason
Director · MICROSOFT CORP
IndividualSelling only
- 2024
- Sep 11, 2026
- 10
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Mark Mason files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Satya Nadella - $43.39M in MSFT purchases and sales in the last 12 months
- Amy Hood - $20.76M in MSFT purchases and sales in the last 12 months
- Bradford L. Smith - $19.97M in MSFT purchases and sales in the last 12 months
- Judson Althoff - $18.29M in MSFT purchases and sales in the last 12 months
- Takeshi Numoto - $6.60M in MSFT purchases and sales in the last 12 months
- Kathleen T. Hogan - $5.05M in MSFT purchases and sales in the last 12 months
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Frequently asked questions
Who is Mark Mason?
Mark Mason is a corporate insider, tracked as Director of MICROSOFT CORP (MSFT). InsiderAlpha holds 10 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Mark Mason submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Mark Mason been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($416K) across all tracked filings.
