Markwayne Mullin bought Microsoft Corporation (NASDAQ: MSFT)
Markwayne Mullin (R-OK), a U.S. Senator, has disclosed 5 trades in Microsoft Corporation (MSFT) since 2023, all purchases, worth an estimated $666K in disclosed volume (the midpoint of the dollar ranges members report, not exact amounts).
The trade highlighted here is a purchase: Markwayne Mullin bought $1,001 - $15,000 of Microsoft Corporation (NASDAQ: MSFT) on October 3, 2023. Since that trade, MSFT is up +27.30% against the S&P 500 up +78.51%, an outperformance of -51.21%.
Across these filings, Markwayne Mullin has been a net buyer of MSFT. The most recent disclosed MSFT transaction shown was dated December 29, 2025. Each row in the table below links to that trade and its post-trade performance versus the market.
Data updated
Markwayne Mullin's MSFT trades vs the price
MSFT is up +27.30% since Markwayne Mullin bought on October 3, 2023, versus +78.51% for the S&P 500.
Performance since this trade
All Markwayne Mullin MSFT trades
Estimated profit is shown for buys only, marked to the latest close. It is an estimate and does not net later sells, taxes, or fees.
Markwayne Mullin & MSFT trading FAQ
Is it legal for Markwayne Mullin to trade Microsoft Corporation (MSFT) stock?
Yes. Members of Congress are allowed to trade individual stocks, including Microsoft Corporation (MSFT), but the STOCK Act of 2012 requires them to publicly disclose each transaction within 45 days. Quantellect tracks those disclosures; this page does not imply the trade was improper.
When did Markwayne Mullin buy MSFT?
Markwayne Mullin disclosed a purchase of $1,001 - $15,000 of Microsoft Corporation (MSFT) on October 3, 2023, according to public STOCK Act filings.
How has MSFT performed since Markwayne Mullin's trade?
Since Markwayne Mullin bought MSFT on October 3, 2023, the stock is up +27.30%, versus +78.51% for the S&P 500 over the same period, an outperformance of -51.21%.
How many times has Markwayne Mullin traded MSFT?
Markwayne Mullin has disclosed 5 MSFT trades since 2023. Every disclosed trade is listed on this page.
How soon must members of Congress disclose a trade?
Under the STOCK Act, members of Congress must publicly report a covered transaction within 45 days of the trade. Filings can still be delayed, amended, or contain errors.
Where can I see all congressional MSFT trades?
Quantellect tracks every disclosed congressional trade in Microsoft Corporation (MSFT) on the Microsoft Corporation congressional trading page, which aggregates filings across all members of Congress.
Markwayne Mullin's MSFT tradesAll congressional filings for Microsoft CorporationMarkwayne Mullin's full profile
Not investment advice. Congressional trading data is sourced from public STOCK Act disclosures, which are filed with a delay and may contain errors or be revised. Estimated prices and post-trade returns are derived algorithmically from public filings and end-of-day market data and describe historical activity, not a recommendation. Always do your own research and consult a licensed financial advisor before making investment decisions.