Parsons Corporation (PSN) Stock Plunges After FAA Contract Loss – But New $3.5 Billion Defense Wins Keep the Long‑Term Story Alive (December 5, 2025)
Parsons Corporation just had one of its wildest trading days since going public. On Friday, December 5, 2025, the stock suffered a sharp double‑digit drop after the U.S. Federal Aviation Administration chose rival Peraton—not Parsons—as prime integrator for the massive “Brand New Air Traffic Control System” modernization program. Reuters+1
