Updated: May 26, 2026

Mark Mason

MSFTMICROSOFT CORPSEC CIK: 0001487290
Estimated Net Worth
$1.03 Billion0.0%vs Last Year
Last Updated: May 26, 2026 10:02 PM EST

Transaction Summary

Total Transactions52
Buy-Sell Ratio1.88
Buy Transactions32
Sell Transactions17

Transaction Volume

Total Volume$995.88M
Net Volume-$994.98M
Buy Volume$451.89K
Sell Volume$995.43M

Trade Analysis

AVG Trade Size$19.15M
Largest Trade$342.67M
Most Active MonthJan
Most Active Year2025

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Mark Mason has an estimated net worth of $1.03 Billion. This is based on reported shares across multiple companies, which include MICROSOFT CORP, CITIGROUP INC, and Primerica, Inc..



2024 was Mark Mason's most active year for acquiring shares with 6 total transactions. Mark Mason's most active month to acquire stocks was the month of January. 2010 was Mark Mason's most active year for disposing of shares, totalling 5 transactions. Mark Mason's most active month to dispose stocks was the month of December. 2016 saw Mark Mason paying a total of $99,955.24 for 1,909 shares, this is the most they've acquired in one year. In 2010 Mark Mason cashed out on 55,122,374 shares for a total of $342,667,800.00, their largest year based on trade value.

Holdings & Transactions

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