Nebius Group N.V. 4

No insider trades were reported; this document only appoints attorneys-in-fact to sign future Section 16 filings for Arne Grimme.

This filing is not a Form 4 reporting an insider transaction but a Power of Attorney executed by Arne Grimme on April 9, 2026, authorizing designated company officers to prepare and file Forms 3, 4, and 5 on his behalf for future transactions in Nebius Group N.V. securities. It contains no reportable purchases, sales, grants, or other changes in beneficial ownership, and therefore does not reflect any current change in Mr. Grimme’s economic exposure to the company’s stock.

Filing Facts

CIK

1513845

Ticker

NBIS

Form

4

Source Type

sec

Accession

0001513845-26-000106

Alert Tier

6