Vistra Corp
VST
Vistra Corp (VST) is the largest US power producer with 6 GW nuclear capacity.
Merged with Energy Harbor 2024 adding Comanche Peak and Beaver Valley. 41 GW total capacity; ERCOT leader. Market cap $40B+ in 2024.
Why it matters now
Nuclear assets secure baseload for Texas data centers in 2025; M&A expands fleet amid PPA competition.
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VST