Talen Energy Corp — fact timeline

Talen Energy Corp updated its first quarter 2026 guidance (reaffirmed).

“On May 5, 2026, Talen Energy Corporation (“Talen”) announced via press release its first quarter 2026 financial and operating results.”

Talen Energy Corp entered into Agreement and Plan of Merger with Cornerstone Generation Holdings, LP, ECP Cornerstone Generation Holdings GP, LLC, ECP V-B (AG IP) Blocker Corp, ECP V-C (AG IP) Blocker Corp, ECP V-D (AG IP) Blocker Corp, ECP V-D, LP, and ECP GP V, LP valued at $3.45 billion (effective 2026-01-15).

“On January 15, 2026, Talen Energy Corporation, a Delaware corporation (the “Company”), Buckeye CG Holdings, LLC, a Delaware limited liability company and an indirect wholly owned subsidiary of the Company (“Buyer”), and certain other indirect wholly owned subsidiaries of the Company, entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Cornerstone Generation Holdings, LP, a Delaware limited partnership, ECP Cornerstone Generation Holdings GP, LLC, a Delaware limited liability company, ECP V-B (AG IP) Blocker Corp, a Delaware corporation, ECP V-C (AG IP) Blocker Corp, a Delaware corporation, ECP V-D (AG IP) Blocker Corp, a Delaware corporation (collectively, the “Acquired Companies”), ECP V-D, LP, a Delaware limited partnership, as the representative of the Acquired Company Equityholders (as defined in the Merger Agreement) (the “Holder Representative”), and solely for the limited purposes set forth therein, ECP GP V, LP, a Delaware limited partnership.”

Talen Energy Corp incurred term loan of $1.2 billion with Citibank, N.A. at Secured Overnight Financing Rate plus 200 basis points maturing November 25, 2032.

“TES successfully priced and allocated a new $1.2 billion senior secured term loan B facility”

Talen Energy Corp completed an acquisition involving affiliates of Caithness Energy, L.L.C. for $2.33 billion in cash (closed 2025-11-25).

“Guernsey Power Station, a 1,836 MW (summer rating) natural gas fired combined cycle generation plant located in Guernsey County, Ohio, for $2.33 billion in cash (the "Guernsey Acquisition"”

Talen Energy Corp completed an acquisition involving affiliates of Caithness Energy, L.L.C. for $1.46 billion in cash (closed 2025-11-25).

“Talen Generation agreed to purchase the (i) Freedom Generating Station, a 1,045 MW (summer rating) natural gas fired combined cycle generation plant located in Luzerne County, Pennsylvania, for $1.46 billion in cash (the "Freedom Acquisition")”

Talen Energy Corp incurred senior notes of $1.40 billion 6.250% senior notes due 2034 and $1.29 billion 6.500% senior notes due 2036 with Citibank, N.A. at 6.250% per annum for 2034 Notes, 6.500% per annum for 2036 Notes maturing 2034 Notes mature February 1, 2034; 2036 Notes mature February 1, 2036.

“On October 27, 2025, Talen Energy Supply, LLC (“TES”), a direct wholly owned subsidiary of Talen Energy Corporation (the “Company”), completed its previously announced offerings (the “Offerings”) of $1.40 billion in aggregate principal amount of 6.250% senior notes due 2034 (the “2034 Notes”) and $1.29 billion in aggregate principal amount of 6.500% senior notes due 2036 (the “2036 Notes” and together with the 2034 Notes, the “Notes”) in private offerings that were exempt from the registration requirements of the Securities Act of 1933, as amended (the “Securities Act”).”