Constellation Energy Corp's stock surged 5.06% in pre-market trading on Monday, following the release of its first-quarter fiscal 2026 financial results that exceeded analyst expectations.

The company reported adjusted operating earnings of $2.74 per share, surpassing the IBES estimate of $2.57 per share. GAAP net income attributable to common shareholders rose sharply to $4.49 per share from $0.38 per share in the prior-year period. Management also reaffirmed its full-year 2026 adjusted operating earnings guidance of $11.00 to $12.00 per share, signaling confidence in its annual outlook.

Additionally, the broader narrative of rising electricity demand from artificial intelligence data centers continues to support investor sentiment toward power generators like Constellation Energy, contributing to the positive momentum in its shares.