ABOUT CONGRESSIONAL TRADING IN WAT
As of May 2026, 8 members of Congress have collectively executed 18 disclosed trades on WAT (Waters Corporation Common Stock). This includes 8 purchases and 10 sales, with bipartisan cluster activity detected 0 times — instances where members of both parties traded WAT within overlapping time windows, often a signal of coordinated information or policy-related activity.
MOST-ACTIVE TRADERS
The most active trader of WAT on Signal Congress is Julia Letlow with 5 trades, followed by Byron Donalds (6 trades) and Gilbert Cisneros (1 trade).
Signal Congress tracks WAT 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.