Argan stock (AGX) jumps 16% — what investors watch next after the long weekend
New York, January 17, 2026, 08:05 EST — The market has closed. Shares of Argan, Inc. (NYSE: AGX) surged 16.4% on Friday, finishing at $383.66. The move puts the power-plant contractor’s market cap near $4.2 billion. (Yahoo Finance) The shift comes just before a quiet patch for U.S. markets. Wall Street will be closed Monday for Martin Luther King Jr. Day, pushing the earliest test of buyer interest to Tuesday. (New York Stock Exchange) Argan is nearing a dividend milestone. It plans to pay a $0.50-per-share quarterly dividend on Jan. 30 to shareholders of record as of Jan. 22. CEO