Constellation Energy signs 20‑year, $4.3 B nuclear power deal with Google

Constellation Energy Corp announced a 20‑year power purchase agreement with Google to add 890 MW of new nuclear capacity to the PJM Interconnection grid, backed by $4.3 billion of upgrades at 11 reactors. The deal also includes a 15‑year supply contract for an additional 2,700 MW of existing generation. The announcement sent Constellation shares sharply higher, with price gains of 13‑14% across the market.

Wedbush analysts note that the long‑term off‑take provides revenue visibility for Constellation, supporting its full‑year earnings guidance lift (the company raised its adjusted earnings outlook to $11.50‑$12.50 per share). The stock rallied 13.76% to $304.44 on the news, reflecting immediate market impact.

  • 1The agreement adds 890 MW of new nuclear capacity to the PJM grid.
  • 2The deal is backed by a $4.3 billion investment over 20 years.
  • 3A separate 15‑year supply agreement covers 2,700 MW of existing generation.
  • 4Constellation shares rose 13.76% to $304.44 after the announcement.
  • 5The contract secures a 20‑year power purchase agreement with Google.
  • 6First new capacity from the uprates is expected by 2028.

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