What are CEG's business segments?

Constellation Energy Corporation (CEG) reports revenue by product line and geographic region in its 10-K segment disclosures. The composition lists on this page show the most recent breakdown; the expanded table view shows the multi-year transposed history.

Which segment generates the most revenue for CEG?

Constellation Energy Corporation's largest reported segment is Constellation Mid Atlantic, at $6.49 billion in revenue for fiscal year 2025 (ended December 31, 2025). It sits at the top of the composition list on this page. Segment mix can shift materially year over year, especially after acquisitions, divestitures, or new-product launches — the expand-modal view shows the full trajectory.

How current is CEG's segment data?

Constellation Energy Corporation (CEG)'s segment breakdown on this page is from its most recent annual filing, fiscal year 2025 (ended December 31, 2025). Segment disclosures are reported annually in the 10-K and refresh within 48 hours of each filing.

CEG

Constellation Energy Corporation

NASDAQ·Renewable Utilities · Utilities

$262.22$8.72+3.44%

After hours·$261.67−0.21%

Market cap$94.16B·Market closed·Jul 21 8:00 PM UTC

Frequently Asked Questions About CEG

What are CEG's business segments?: Constellation Energy Corporation (CEG) reports revenue by product line and geographic region in its 10-K segment disclosures. The composition lists on this page show the most recent breakdown; the expanded table view shows the multi-year transposed history.
Which segment generates the most revenue for CEG?: Constellation Energy Corporation's largest reported segment is Constellation Mid Atlantic, at $6.49 billion in revenue for fiscal year 2025 (ended December 31, 2025). It sits at the top of the composition list on this page. Segment mix can shift materially year over year, especially after acquisitions, divestitures, or new-product launches — the expand-modal view shows the full trajectory.
How current is CEG's segment data?: Constellation Energy Corporation (CEG)'s segment breakdown on this page is from its most recent annual filing, fiscal year 2025 (ended December 31, 2025). Segment disclosures are reported annually in the 10-K and refresh within 48 hours of each filing.

CEG

Constellation Energy Corporation

NASDAQ·Renewable Utilities · Utilities

$262.22$8.72+3.44%

After hours·$261.67−0.21%

Market cap$94.16B·Market closed·Jul 21 8:00 PM UTC

By Product

Latest period2025

Segment	Revenue	Share	YoY Growth %
Constellation Mid Atlantic	$6.49B	29.3%	+17.5%
Constellation Midwest	$5.80B	26.2%	+20.8%
Constellation Other Regions	$5.58B	25.2%	+1.4%
Constellation New York	$2.39B	10.8%	+16.5%
Constellation ERCOT	$1.90B	8.6%	+22.8%

By Geography

Latest period2025

Segment	Revenue	Share	YoY Growth %
Constellation Mid Atlantic	$6.49B	29.3%	+17.5%
Constellation Midwest	$5.80B	26.2%	+20.8%
Constellation Other Regions	$5.58B	25.2%	+1.4%
Constellation New York	$2.39B	10.8%	+16.5%
Constellation ERCOT	$1.90B	8.6%	+22.8%

Frequently Asked Questions About CEG

What are CEG's business segments?: Constellation Energy Corporation (CEG) reports revenue by product line and geographic region in its 10-K segment disclosures. The composition lists on this page show the most recent breakdown; the expanded table view shows the multi-year transposed history.
Which segment generates the most revenue for CEG?: Constellation Energy Corporation's largest reported segment is Constellation Mid Atlantic, at $6.49 billion in revenue for fiscal year 2025 (ended December 31, 2025). It sits at the top of the composition list on this page. Segment mix can shift materially year over year, especially after acquisitions, divestitures, or new-product launches — the expand-modal view shows the full trajectory.
How current is CEG's segment data?: Constellation Energy Corporation (CEG)'s segment breakdown on this page is from its most recent annual filing, fiscal year 2025 (ended December 31, 2025). Segment disclosures are reported annually in the 10-K and refresh within 48 hours of each filing.