ABOUT CONGRESSIONAL TRADING IN MA
As of May 2026, 23 members of Congress have collectively executed 49 disclosed trades on MA (Mastercard Incorporated Common Stock). This includes 27 purchases and 22 sales, with bipartisan cluster activity detected 1 time — instances where members of both parties traded MA within overlapping time windows, often a signal of coordinated information or policy-related activity.
MOST-ACTIVE TRADERS
The most active trader of MA on Signal Congress is Josh Gottheimer with 12 trades, followed by Kathy Manning (4 trades) and Markwayne Mullin (3 trades).
Signal Congress tracks MA congressional trades through STOCK Act PTR filings from the House Clerk XML feed and Senate eFD system. Each trade is scored for conviction (0–100 scale) based on filing speed, amount, and corroboration signals, and analyzed for alpha generation against the SPY benchmark over 60-day and 180-day windows.