CNXCIK 1070412

CNX Resources Corp

EDGAR filings

Customers

3 disclosed

Suppliers

None disclosed

Largest customer

10%

Citadel Energy Marketing LLC · FY to 2025-12-31

Named-customer revenue

$223.9M

1 customer · FY to 2025-12-31

Latest period

Dec 31, 2025

10-K filed 2026-02-10

Band height is the estimated dollar value: the disclosed share × the discloser's revenue for that period (latest full year where available) or federal dollars obligated. Each side is scaled on its own; dashed outlines are named without a figure. Click a band to open its source.

Customers 3

Companies CNX discloses as major customers, as a share of CNX revenue. 3 active, 0 lapsed.

Company	% of CNX revenue	Est. revenue	Period	Trend	Status	Source
Citadel Energy Marketing LLC Non-SEC Citadel Energy Marketing LLC	10%	$223.9M	FY 2025-12-31	±0.0pp	Active	10-K 2026-02-10
During the year ended December 31, 2025, sales to NRG Business Marketing LLC were $223,210, sales to DTE Energy Trading, Inc were $208,775, and sales to Citadel Energy Marketing LLC were $205,993, each of which comprised over 10% of the Company's revenue from contracts with external customers for the period. 10-K filed 2026-02-10 Period FY 2025-01-01 to 2025-12-31 (10%), FY 2024-01-01 to 2024-12-31 (10%), FY 2023-01-01 to 2023-12-31 (10%)Accession 0001070412-26-000038
DTE DTE ENERGY CO	Named	—	FY 2025-12-31	—	Active	10-K 2026-02-10
During the year ended December 31, 2025, sales to NRG Business Marketing LLC were $223,210, sales to DTE Energy Trading, Inc were $208,775, and sales to Citadel Energy Marketing LLC were $205,993, each of which comprised over 10% of the Company's revenue from contracts with external customers for the period. 10-K filed 2026-02-10 Period FY 2025-01-01 to 2025-12-31Accession 0001070412-26-000038
NRG Business Marketing, LLC Non-SEC NRG Business Marketing, LLC	Named	—	FY 2025-12-31	—	Active	10-K 2026-02-10
During the year ended December 31, 2025, sales to NRG Business Marketing LLC were $223,210, sales to DTE Energy Trading, Inc were $208,775, and sales to Citadel Energy Marketing LLC were $205,993, each of which comprised over 10% of the Company's revenue from contracts with external customers for the period. 10-K filed 2026-02-10 Period FY 2025-01-01 to 2025-12-31Accession 0001070412-26-000038 During the year ended December 31, 2024, sales to Citadel Energy Marketing LLC were $134,909 and sales to NRG Business Marketing LLC were $132,935, each of which comprised over 10% of the Company's revenue from contracts with external customers for the period. 10-K filed 2026-02-10 Period FY 2024-01-01 to 2024-12-31Accession 0001070412-26-000038 During the year ended December 31, 2023, sales to Citadel Energy Marketing LLC were $180,039 and sales to NRG Business Marketing LLC were $165,465, each of which comprised over 10% of the Company's revenue from contracts with external customers for the period. 10-K filed 2026-02-10 Period FY 2023-01-01 to 2023-12-31Accession 0001070412-26-000038

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