Nuclear Energy Stocks
Capital-intensive utilities, specialized engineering firms, and fuel cycle providers form a complex industrial ecosystem focused on carbon-free baseload power generation. Revenue is driven by long-term power purchase agreements and regulated rate bases, while growth is increasingly linked to the escalating energy demands of hyperscale data centers.
As of Oct 23, 2026, Nuclear Energy has 47 US-listed companies worth $612B combined. The median member moved -4.8% over the past week; AMTM led among the 25 largest at +11.5% and UUUU trailed at -11.2%.
Companies in Nuclear Energy
- SO – Southern Company, $107B
- DUK – Duke Energy Corporation, $97.4B
- CEG – Constellation Energy Corp, $89.8B
- ETR – Entergy Corporation, $51.7B
- VST – Vistra Corp., $47.3B
- PEG – Public Service Enterprise Group Inc, $35.9B
- CCJ – Cameco Corp, $34.4B
- CW – Curtiss-Wright Corporation, $17.5B
- TLN – Talen Energy Corporation, $15.5B
- BEP – Brookfield Renewable Partners LP, $14.1B
- KEP – Korea Electric Power Corp ADR, $13.7B
- PNW – Pinnacle West Capital Corp, $12.8B
- BWXT – BWX Technologies Inc, $11.7B
- HII – Huntington Ingalls Industries Inc, $11B
- WULF – Terawulf Inc, $6.4B
- NXE – NexGen Energy Ltd., $5.4B
- AMTM – Amentum Holdings Inc., $4.9B
- OKLO – Oklo Inc., $4.9B
- XE – X-Energy, Inc. Class A Common Stock, $4.3B
- MIR – Mirion Technologies Inc, $3.7B
- UEC – Uranium Energy Corp, $3.7B
- LEU – Centrus Energy Corp., $2.6B
- UUUU – Energy Fuels Inc, $2.2B
- SMR – Nuscale Power Corp, $2.2B
- DNN – Denison Mines Corp, $2.1B
- STDN – Standard Nuclear, Inc., $2B
- UROY – Uranium Royalty Corp, $1.3B
- NWCL – newcleo plc Ordinary Shares, $1.2B
- CDRE – Cadre Holdings Inc, $1.1B
- NNE – Nano Nuclear Energy Inc. Common Stock, $699M
- ISOU – IsoEnergy Ltd., $598M
- GFUZ – General Fusion Group Ltd. Cl A, $447M
- URG – Ur Energy Inc, $337M
- FISN – Deep Fission, Inc. Common Stock, $328M
- IMSR – Terrestrial Energy Inc, $323M
- ASPI – ASP Isotopes Inc. Common Stock, $315M
- NKLR – Terra Innovatum Global N.V. Ordinary shares, $272M
- PESI – Perma-Fix Environmental Svcs Inc, $272M
- LTBR – Lightbridge Corp, $191M
- NUCL – Eagle Nuclear Energy Corp. Common stock, $162M
- EU – enCore Energy Corp. Common Shares, $153M
- AEC – Anfield Energy Inc., $62.4M
- FNUC – Frontier Nuclear and Minerals Inc., $41.6M
- JAGU – Jaguar Uranium Corp., $21.4M
- FMST – Foremost Lithium Resource & Technology Ltd. Common stock, $10.7M
- ONEN – ONEN
- SOJF – The Southern Company