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Investment treaty awardUnpaid

Yukos Capital v. Russia

Energy Charter Treaty claim by a Yukos group lender

Headline amount
$5BIncluding interest
Respondent
RussiaState
Awarded
Jul 23, 2021
Status
UnpaidNothing collected

Latest development Oct 2026

The D.C. Circuit’s decision is pending. The D.D.C. is considering whether to stay the Hulley case until it rules.

The award

Amount awarded
About $5.03B with interest, as petitioned in the United States. The principal was reported at about $2.6B (not verified).
Current estimate
“Almost $5B” with interest (U.S. amicus brief, July 2026)
Award holder
Yukos Capital Ltd (formerly Yukos Capital SARL)
Respondent
Russian Federation
Forum
PCA 2013-31 · ECT · UNCITRAL 1976 · seat Geneva

Challenges

The Swiss Federal Supreme Court dismissed Russia’s challenge on August 24, 2022 (4A_492/2021).

Enforcement

United States: the D.D.C. (22-cv-798) denied Russia’s motion to dismiss on June 11, 2025. The D.C. Circuit heard Russia’s interlocutory appeal (No. 25-7097) on May 15, 2026, and the U.S. government filed an amicus brief on July 20, 2026. Other jurisdictions not verified.

Recovered to date

None reported

Notes

Principal figure not verified.