** Shares of power producer Vistra Corp VST.N up 1.4% at $178 premarket
** Co beats Wall Street expectations for Q4 adjusted core profit, driven by AI‑linked power demand from data centers
** Co reports adjusted core profit of $1.74 billion compared with analysts' average estimate of $1.68 billion -LSEG data
** Co expects 2026 adjusted core profit between $6.8 billion and $7.6 billion, up from its 2025 forecast range of $5.7 billion to $5.9 billion
** Up to last close, VST up 8.7% YTD
(Reporting by Varun Sahay in Bengaluru)
((Varun.sahay@thomsonreuters.com))