Constellation Energy Corp
Close on Nov 2, 2026Market cap $91.15BP/E 25.1Yield 0.15%
Constellation Energy Zero Emission Credit (ZEC) Price by Year
Zero Emission Credit (ZEC) Price — Illinois Delivery Year ($/MWh) ($)
Constellation Energy Zero Emission Credit (ZEC) Price: $16 in FY2025, down 33.3% from a year earlier.
Where the FY2025 figure comes from
“|| Illinois | 16 | 24 | 19”
Source: Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗
Reported in Form 8-K Earnings Release Reference Market Prices & Form 10-K / 10-Q MD&A.
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | Zero Emission Credit (ZEC) Price — Illinois Delivery Year ($/MWh) ($) | Year on year | Source |
|---|---|---|---|---|
| FY2025 | Dec 31, 2025 | 16 | -33.3% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2024 | Dec 31, 2024 | 24 | +363.3% | Constellation Energy 10-K FY2025 (0001868275-26-000032) ↗ |
| FY2023 | Dec 31, 2023 | 5.18 | -62.7% | Constellation Energy 8-K 4Q24 Release (0001868275-25-000020) ↗ |
| FY2022 | Dec 31, 2022 | 13.88 | -15.9% | Constellation Energy 8-K 4Q23 Release (0001868275-24-000014) ↗ |
| FY2021 | Dec 31, 2021 | 16.50 | – | Constellation Energy 8-K 4Q22 Release (0001868275-23-000011) ↗ |
Breakdown
What makes up zero Emission Credit (ZEC) Price
- Carbon Mitigation Credit (CMC) Contracted Price — Illinois ComEd Nuclear Units ($/MWh)-7.58 · FY2025
- Zero Emission Certificate (ZEC) Price — New Jersey Energy Year [legacy quarterly through 2Q25, annual through FY25] ($/MWh)10 · FY2025
- Zero Emission Credit (ZEC) Price — New York Compliance Tranche ($/MWh)1,910 · FY2025
Cite this data
StockData. (2026). Constellation Energy Zero Emission Credit (ZEC) Price ($), annual FY2021–FY2025 [Data set]. Compiled from Constellation Energy SEC filings and investor materials. https://stockdatahq.com/stocks/ceg/kpis/ref-zec-price-il-mwh
See every metric in the Constellation Energy KPI table. Data updated Oct 26, 2026.