Talen Energy

Rule Changes

Central participant in the Susquehanna co-location dispute that shaped the broader debate

Data centers found a shortcut: park next to a generator and drink power without waiting years for grid upgrades. In December 2025, FERC ordered PJM to rewrite its tariff so co-located mega-load can't stay invisible to planning and cost responsibility. In June 2026, FERC expanded the push, ordering six grid operators to justify or overhaul how they connect AI data centers.

Updated Oct 16

Built World

As of May 2026: Evaluating gigawatt-scale Xe-100 deployment under March 2026 LOI

No US utility has ordered a newly designed commercial reactor and seen it come online since the 1970s. On April 24, 2026, the first company trying to break that drought rang the Nasdaq bell. X-energy priced its IPO at $23 a share ($4 above its marketed range) and raised $1.02 billion, the largest US nuclear public offering in years. Shares closed their first day up 27%, giving the company a market valuation of roughly $11.9 billion. The offering was oversubscribed more than 15 times.

Updated May 31

Rule Changes

As of May 2026: Operator of Wagner Unit 4 under federal order

Between 1977 and 2000, the Energy Secretary used Section 202(c) of the Federal Power Act exactly zero times; since May 2025, it has been invoked more than 40 times. On May 22, Secretary Chris Wright added another, directing Talen Energy to run a 54-year-old oil-fired unit outside Baltimore beyond its environmental run cap from now through August 19.

Updated May 22