Oklo (OKLO) Stock After Hours on Dec. 24, 2025: Insider Selling, Nuclear Catalysts, and What to Know Before the Next Market Open
Oklo Inc. closed at $81.31, down 0.70% in a holiday-shortened NYSE session, then slipped to $81.10 after hours. Trading volume reached 5.18 million shares. Insider-selling disclosures showed co-founder Caroline Cochran sold shares on Dec. 22 under a Rule 10b5-1 plan, with continued large holdings reported. Markets are closed Dec. 25 for Christmas.