Talen Energy is trading at $348.00, up 4.86%, before the October 6, 2026, open, amid a firmer broader-market backdrop; no new company-specific catalyst was identified. - The Nasdaq Composite is up 0.58% and the Dow is up 0.63%. - Recent company news includes a $1.5 billion accelerated share repurchase and expanded $3 billion buyback authorization, announced September 29 and covered October 2. Available sources do not establish them as the cause of this morning’s rise.