Constellation Energy stock price drops 11% as $5 billion LS Power sale sharpens Calpine focus

Constellation Energy slid 10.9% Friday to close at $281.99, erasing gains from earlier in the week. The drop followed its $5 billion PJM asset sale, and a sharp selloff hammered U.S. power stocks. Trading volume spiked: over 6.1 million shares exchanged hands versus 2.4 million the prior session. Vistra gave up 12.6%, NRG Energy was down 9.7%, and Talen Energy also lost 10.9%.

21 March 2026

Why Vistra Stock Price Fell 12.6% as AI-Power Shares Tumbled

Vistra Corp finished Friday sharply lower at $146.02, down 12.6%. Volume swelled to about 11.1 million shares, a jump from just 3.1 million the previous day. That single-session plunge wiped out the gains from Thursday’s $167.37 close.

21 March 2026

Artificial Intelligence·Energy Sector·NYSE:CEG·NYSE:NRG·NYSE:TLN·NYSE:VST·Stock Market

Talen Energy stock swings after $3.45 billion gas-plant deal — what TLN traders are watching

Talen Energy shares slid on Friday, down about 7.7% to $386.67 in midday trading, after a volatile session that saw the stock swing between $425.85 and $374.73.

16 January 2026

Energy Sector·NYSE:TLN·Stock Market

Talen Energy stock jumps after $3.45 billion natural-gas plant deal lifts PJM bet

Talen Energy shares jumped 11.8% to $419.07 in after-hours trading Thursday, following its deal to acquire 2.6 gigawatts of natural gas-fired generating capacity from Energy Capital Partners for $3.45 billion. Evercore ISI analyst Nicholas Amicucci called the transaction a sign of “tremendous value” in existing PJM assets.

15 January 2026

Natural Gas·NYSE:TLN·Stock Market

Talen Energy stock jumps on $3.45 billion natural gas plant deal — what to watch next

Talen Energy’s shares jumped nearly 10% during Thursday morning trading following the announcement that the power producer plans to acquire about 2.6 gigawatts of natural gas-fired generation capacity from private equity firm Energy Capital Partners, in a deal valued at $3.45 billion.

15 January 2026

Natural Gas·NYSE:TLN·Stock Market

Constellation Energy stock today: CEG slips in thin year-end trade as Calpine deal stays in focus

Constellation Energy Corp shares slipped 0.6% on Monday, ending at $358.33 as trading volumes thinned in the final week of the year.

30 December 2025

Energy Sector·Mergers & Acquisitions·NASDAQ:CEG·NYSE:CPN·NYSE:NRG·NYSE:TLN·NYSE:VST·Stock Market

Why Vistra Stock Price Fell 12.6% as AI-Power Shares Tumbled

Talen Energy stock swings after $3.45 billion gas-plant deal — what TLN traders are watching

Talen Energy stock jumps after $3.45 billion natural-gas plant deal lifts PJM bet

Talen Energy stock jumps on $3.45 billion natural gas plant deal — what to watch next

Constellation Energy stock today: CEG slips in thin year-end trade as Calpine deal stays in focus

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