Omeros (OMER) Stock Surges After Hours on Dec. 24, 2025 After FDA Approves Yartemlea — What to Know Before the Next Market Open
Omeros Corporation (NASDAQ: OMER) is ending Christmas Eve 2025 as one of the market’s most volatile and news-driven movers after the U.S. Food and Drug Administration approved the company’s first commercial product — a moment investors have waited years to