OICS v0.3.3 class · Utilities

Nuclear Power Generation

ID NUC UT.UT.ELY.NUC

Owns and operates nuclear fission or fusion plants, including small modular and micro reactors, and sells the power or heat, including developers building plants they will own and operate.

Where it sits

Sector, group and industry above this class, as placed in the current release. The sector and the industry link to their companies.

Sector: UT Utilities in the standard Generating and distributing electricity, gas, heat and water.
Group: UT.UT Utilities Generating and distributing electricity, gas, heat and water.
Industry: UT.UT.ELY Electricity in the standard Electricity networks, supply and generation.

Companies in this class

Companies whose primary class this is. The sector and industry pages and the screener count them the same way.

All companies10 Listed with filings7

Largest first Name Country

Counted by primary class: companies that are listed and have filings on FinancialFilings.

Company	Ticker	Country	Market cap	Filings
Constellation Energy Corp	CEG	United States of America	$91.98B	442
Oklo Inc.	OKLO	United States of America	$7.15B	494
S.N. Nuclearelectrica S.A.	SNN	Romania	$4.87B	902
SPIC Industry-Finance Holdings Co., Ltd	000958	China	—	2,488
CGN Power Co., Ltd.	1816	China	—	2,458
China National Nuclear Power Co., Ltd	601985	China	—	1,435
DEEP FISSION, INC.	FISN	United States of America	—	102

Companies in Electricity → Open in the screener →

Boundaries

Other names for this activity, and where neighboring activities go instead.

Also known as

nuclear operatorSMR operatorfusion power

Not here

sells reactors, modules or plants to others → PWR Power Equipment
mines or enriches nuclear fuel → URA Nuclear Fuel

Sent here from

Other classes in Electricity

Power Grids & Supply PGS UT.UT.ELY.PGS

Runs regulated or integrated electricity utilities (networks with or without generation), transmission or distribution grids, electricity retail or EV-charging networks.

Also electric utility, grid operator, energy retailer, charge point operator

Not here sells mostly power from its own renewable plants, without networks → REN Renewable Power Generation
Not here sells mostly power from its own fossil plants, without networks → FNP Fossil Power Generation & Energy Trading
Not here sells mostly power from its own nuclear plants, without networks → NUC Nuclear Power Generation

Renewable Power Generation REN UT.UT.ELY.REN

Owns and operates wind, solar, hydro or other renewable generation and sells the power.

Also renewable IPP, yieldco

Not here makes the equipment → CLN Renewable & Hydrogen Equipment

Fossil Power Generation & Energy Trading FNP UT.UT.ELY.FNP

Owns and operates gas-, coal- or oil-fired or waste-to-energy plants and sells the power, including combined heat and power plants that earn most from power, or trades power and gas.

Also independent power producer, energy trader, waste-to-energy

Not here nuclear plants → NUC Nuclear Power Generation

Permanent link

https://financialfilings.com/oics/NUC/

This page is keyed by the class ID NUC. IDs are assigned in v0.3 and freeze at v1.0; from then on an ID is never renamed or reused, and if the class moves in the tree, its ID and this URL stay the same.

See it in the full standard Download the standard