Nebius Group N.V. (NBIS) · 4/A SEC Filing

=== SEC Form 4/A — Statement of Changes in Beneficial Ownership === Document Type: 4/A Period of Report: 2026-05-13 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Nebius Group N.V. (NBIS) CIK: 0001513845 --- Reporting Owner --- Name: Korolenko Andrey CIK: 0002115814 Role: Officer (Chief Infrastructure Officer) --- Non-Derivative Transactions --- [Transaction #1] Security: Class A Shares Date: 2026-05-13 | Code: M (Exercise of derivative) Shares: +500,000 | Price: $0.00 Shares Owned After: 1,085,209 | Ownership: D (Direct) [Transaction #2] Security: Class A Shares Date: 2026-05-13 | Code: S (Open market sale) Shares: -500,000 | Price: $203.24 Total Value: $101,620,000.00 Shares Owned After: 585,209 | Ownership: D (Direct) Footnotes: [F1] The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 2, 2025. --- Derivative Transactions --- [Transaction #1] Security: Stock Options Date: 2026-05-13 | Code: M (Exercise of derivative) Shares: -500,000 | Price: $0.00 Exercisable: N/A | Expires: 2035-04-10 Shares Owned After: 1,500,000 | Ownership: D (Direct) Footnotes: [F2] The options vested in quarterly installments beginning on March 31, 2025. --- Footnotes (Complete Index) --- F1: The sales reported on this Form 4 were made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 2, 2025. F2: The options vested in quarterly installments beginning on March 31, 2025. --- Signature --- /s/ /s/ Anna Akimova, attorney-in fact for Mr. Korolenko (2026-05-15)