ABOUT CONGRESSIONAL TRADING IN MOS
As of May 2026, 4 members of Congress have collectively executed 11 disclosed trades on MOS (Mosaic Company). This includes 4 purchases and 7 sales, with bipartisan cluster activity detected 0 times — instances where members of both parties traded MOS within overlapping time windows, often a signal of coordinated information or policy-related activity.
MOST-ACTIVE TRADERS
The most active trader of MOS on Signal Congress is Daniel Goldman with 5 trades, followed by Gilbert Cisneros (2 trades) and Thomas R Carper (3 trades).
Signal Congress tracks MOS 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.