Who owns Lost Creek?
Lost Creek is owned by Ur-Energy (the United States, NYSE American: URG).[1]
Evidence: Ur-Energy Inc. Annual Report on Form 10-K filed 2026-03-10, SEC EDGAR, 10 March 2026. Verified from filings; last checked .
Key facts
- Current owner
- Ur-Energy Inc. verified
- Owner HQ
- 🇺🇸 United States, Casper
- Origin
- 🇺🇸 United States
- Category
- Energy › Power & utilities › Nuclear & uranium
- Parent ticker
- NYSE American: URG TSX: URE
- Last verified
- · 1 sources
About Lost Creek
Lost Creek is Ur-Energy's in situ recovery uranium project in Wyoming's Great Divide Basin, operated through Lost Creek ISR, LLC. The 2025 Form 10-K says the NRC gave operational approval in August 2013 and production began then.
What Ur-Energy's annual report says about Lost Creek
Sentences about Lost Creek from Ur-Energy's latest annual filing[1], copied word for word.
Additionally, as required under S-K 1300, our report on the Lost Creek Property includes two economic analyses to account for the chance that the inferred resources are not upgraded as production recovery progresses and the Company collects additional drilling data; the second economic analysis was prepared with the inferred resources excluded.
Our common shares are listed on the NYSE American under the symbol "URG" and on the TSX under the symbol "URE." Following our decision in December 2022 to ramp up Lost Creek production to commercial levels related to our sales commitments, we captured 103,487 pounds uranium oxide ("U 3 O 8 ") at our Lost Creek plant in 2023.
During 2024, we captured 265,746 pounds U 3 O 8 and drummed and packaged 249,209 pounds U 3 O 8 at our Lost Creek plant.
How often Ur-Energy names Lost Creek in its annual report
A plain count of the times the name appears in the text of each annual report, not counting the start of a sentence. A brand that an owner writes about more is usually one it treats as central. The brand is named more often than it was three years earlier.
Ownership timeline of Lost Creek
Where Lost Creek sits in Ur-Energy
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Ur-Energy ownership tree →
See the full Ur-Energy brand portfolio (2) →
Other brands owned by Ur-Energy
Ur-Energy controls 2 brands on Brandtree, 2 of them in energy.
Also in energy
Other brands in nuclear & uranium, and who owns them
Ur-Energy has more brands in nuclear & uranium on Brandtree than any other owner: 2 of 9.
| Brand | Owner | Owner based in |
|---|---|---|
| Kinectrics | BWXT | 🇺🇸 United States |
| Cameco | Cameco | 🇨🇦 Canada |
| Centrus | Centrus | 🇺🇸 United States |
| CGN Power | CGN Power | 🇨🇳 China |
| White Mesa Mill | Energy Fuels | 🇺🇸 United States |
| Korea Hydro & Nuclear Power | KEPCO | 🇰🇷 South Korea |
| Aurora powerhouse | Oklo | 🇺🇸 United States |
About the owner: Ur-Energy
Ur-Energy is a publicly listed company headquartered in Casper, United States. Brandtree records 2 brands under its control, and it is listed as NYSE American: URG and TSX: URE.
Ur-Energy was incorporated in 2004 and continued under the Canada Business Corporations Act in 2006. Its 2025 Form 10-K says it is engaged in uranium mining, recovery and processing in the United States, and that it began operating its first in situ recovery facility at the Lost Creek Project in Wyoming in 2013 through its subsidiary Lost Creek ISR, LLC.
🇺🇸 Lost Creek and other American brands
Brandtree records a controlling owner for 2,399 brands that began in the United States. 461 of them (19%) are now controlled by a company headquartered in another country; Lost Creek is not one of them.
- AES Ohio — AES 🇺🇸
- Agway Energy Services — Suburban Propane 🇺🇸
- Alabama Power — Southern Company 🇺🇸
- AmeriGas — UGI 🇺🇸
- American Transmission Company — WEC Energy Group 🇺🇸
- Arch Resources — Core Natural Resources 🇺🇸
Frequently asked questions
Who is the parent company of Lost Creek?
The parent company of Lost Creek is Ur-Energy, a publicly listed company headquartered in the United States.
Is Lost Creek American?
Yes. Lost Creek originated in the United States and its owner, Ur-Energy, is also headquartered in the United States.
Is Lost Creek still owned by Ur-Energy?
Yes. As of 11 October 2026, Lost Creek is still owned by Ur-Energy. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Ur-Energy Inc. Annual Report on Form 10-K filed 2026-03-10 — SEC EDGAR, SEC Form 10-K, published 10 March 2026; retrieved 5 October 2026.
Report a correction Opens a pre-filled GitHub issue. See our corrections policy.