kThe Ledger.nuclear.events
As of Oct 26, 2026Seed data · Deal Tracker Oct 23, 2026Evidence graded A–E

Equipment list · who is building, licensing, buying and fueling

Entities

18 thin cards: what each company builds or buys, where it sits on the NRC licensing ladder (rungs 1–5, or a non-NRC track), and one line on where things stand. Deal tiers come from the deal list; the ladder is explained in the Method.

Fast reactor vendor

TerraPower

Design
Natrium, 345 MWe sodium fast reactor with salt storage
Ticker
Private
Licensing
NRC rung 3 · Permit / approval
Grade
A A licensing; C/D fuel and deals

Kemmerer Unit 1 holds the first commercial non-LWR construction permit (Mar 9, 2026); no operating-license application yet. First-core HALEU depends on an ASP Isotopes plant in South Africa targeted for 2027.

As of Oct 23, 2026Full dossier in Control Room soon

Gas/TRISO vendor

X-energy

Design
Xe-100, 80 MWe high-temperature gas reactor (TRISO pebble)
Ticker
Nasdaq: XE
Licensing
NRC rung 2 · Docketed
Grade
A A licensing; D IPO

Long Mott four-unit construction-permit application docketed May 12, 2025; mandatory hearing Sep 22, 2026, final safety evaluation targeted Nov 2026, decision pending. Its TRISO-X fuel plant is licensed but not operating.

As of Oct 23, 2026Full dossier in Control Room soon

Salt reactor vendor

Kairos Power

Design
KP-FHR, fluoride salt-cooled (TRISO pebble)
Ticker
Private
Licensing
NRC rung 3 · Permit / approval
Grade
A A licensing; C/D deals

Hermes and Hermes 2 hold non-power construction permits; a Hermes completion extension to Apr 30, 2029 has been requested. Hermes 2 output goes to TVA, with Google taking the attributes.

As of Oct 23, 2026Full dossier in Control Room soon

Fast reactor vendor

Oklo

Design
Aurora, sodium fast reactor (metal HALEU fuel)
Ticker
NYSE: OKLO
Licensing
NRC rung 1 · Pre-application + non-NRC track
Grade
A A cash; C deals

No NRC application on file: the 2020 combined-license application was denied without prejudice Jan 6, 2022. Aurora-INL is on the DOE pilot track instead (PDSA approved Jun 11, 2026).

As of Oct 23, 2026Full dossier in Control Room soon

LWR SMR vendor

NuScale Power

Design
US460, 77 MWe light-water SMR modules
Ticker
NYSE: SMR
Licensing
NRC rung 3 · Permit / approval
Grade
A A licensing; C/D deals

US460 standard design approval issued May 29, 2025. No customer has a construction permit or combined license for a NuScale plant.

As of Oct 23, 2026Full dossier in Control Room soon

LWR SMR vendor

GE Vernova Hitachi

Design
BWRX-300, 300 MWe boiling-water SMR
Ticker
Parents: NYSE: GEV · TSE: 6501
Licensing
NRC rung 3 · Permit / approval + non-NRC track
Grade
A

Clinch River Unit 1 construction permit issued Sep 28, 2026 (TVA). Darlington Unit 1 in Ontario is under construction under a CNSC licence.

In the deal book

As of Oct 23, 2026Full dossier in Control Room soon

LWR SMR vendor

Holtec International

Design
SMR-300, 300 MWe-class PWR; Palisades restart owner
Ticker
Private (IPO withdrawn Sep 25, 2026)
Licensing
NRC rung 2 · Docketed
Grade
A

Palisades restart: fuel load began Aug 30, 2026, with no new grid date. Pioneer 1–2 (SMR-300): limited-work-authorization part docketed Feb 2026, Part 2 due by mid-2027.

As of Oct 23, 2026Full dossier in Control Room soon

Owner/utility

TVA

Design
n/a
Ticker
Federal corporation
Licensing
NRC rung 3 · Permit / approval
Grade
A

Clinch River BWRX-300 construction permit issued Sep 28, 2026 on its early site permit; commercial operation now Dec 2033. Buys Hermes 2 output.

As of Oct 23, 2026Full dossier in Control Room soon

Owner/utility

Ontario Power Generation

Design
n/a
Ticker
Ontario Crown corporation
Licensing
Non-NRC track
Grade
B

Darlington BWRX-300 Unit 1 under a CNSC licence to construct; basemat placed Apr 2026, grid connection targeted for end-2030.

In the deal book

As of Oct 23, 2026Full dossier in Control Room soon

Owner/utility

Constellation

Design
n/a
Ticker
Nasdaq: CEG
Licensing
Existing fleet (no new-build rung)
Grade
A A/C

Crane (TMI-1) restart for Microsoft: NRC environmental assessment and FONSI published Sep 2026; restart approvals pending, target 2H 2027.

As of Oct 23, 2026Full dossier in Control Room soon

Hyperscaler/AI

Amazon

Design
n/a
Ticker
Nasdaq: AMZN
Licensing
Buyer (no license of its own here)
Grade
C

Buys from operating reactors and holds X-energy equity. Its new-build ties are not binding offtake yet.

As of Oct 23, 2026Full dossier in Control Room soon

Hyperscaler/AI

Google

Design
n/a
Ticker
Nasdaq: GOOGL
Licensing
Buyer (no license of its own here)
Grade
C

Buys from operating, restarted and uprated reactors, and holds a Kairos master agreement whose only binding piece so far is Hermes 2.

As of Oct 23, 2026Full dossier in Control Room soon

Hyperscaler/AI

Microsoft

Design
n/a
Ticker
Nasdaq: MSFT
Licensing
Buyer (no license of its own here)
Grade
C

Anchor buyer for the Crane (TMI-1) restart. Its Helion fusion PPA is tracked only as a comparator.

As of Oct 23, 2026Full dossier in Control Room soon

Fuel cycle

Centrus Energy

Design
n/a
Ticker
NYSE American: LEU
Licensing
Fuel cycle (off the reactor ladder)
Grade
A A (8-K)

More than 1,900 kg of HALEU (as UF6) delivered under the DOE demonstration at Piketon, OH; new capacity targeted for 2029.

As of Oct 23, 2026Full dossier in Control Room soon

Fuel cycle

TRISO-X

Design
n/a
Ticker
X-energy subsidiary
Licensing
Fuel facility license (off the reactor ladder)
Grade
A

NRC fuel-fabrication license SNM-7007 issued Feb 13, 2026; TX-1 vertical construction complete Sep 24, 2026. Not operating.

As of Oct 23, 2026Full dossier in Control Room soon

Data center developer

Fermi America

Design
n/a
Ticker
FRMI
Licensing
NRC rung 2 · Docketed
Grade
A A (FR); not deep-researched here

Matador 4×AP1000 combined-license application docketed in parts; the site-specific Part 3 was withdrawn, with resubmission targeted by Dec 31, 2026. Draft EIS issued Oct 9, 2026.

In the deal book

As of Oct 23, 2026Full dossier in Control Room soon

Full dossiers in the Control Room Control Room · coming soon: ownership and funding, sites, fuel chain, people and the full docket trail for each entity.

Public fields: data/entities.json.