Mr. Arne Grimme - 19 Oct 2026 Form 4 Insider Report for Nebius Group N.V. (NBIS)

Reporting relationship: Director
Issuer ticker: NBIS
Reported as of: 19 Oct 2026
Net transaction value: +$25,159
SEC form: 4
Accepted by SEC: 20 Oct 2026, 06:35:25 UTC
Prior SEC filing: 16 Oct 2026
Source filing: View source filing
Reporting owner signature: /s/ Anna Akimova, attorney-in fact for Mr. Arne Grimme

Filing notes and source

Key filing fact

Mr. Arne Grimme filed Form 4 for Nebius Group N.V. (NBIS) on 20 Oct 2026.

Key facts

This page summarizes Mr. Arne Grimme's Form 4 filing for Nebius Group N.V. (NBIS).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Oct 2026, 06:35.

Change

Previous filing in this sequence was filed on 16 Oct 2026.
Current net transaction value: +$25,159.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002091395 Primary reporting owner

Grimme Arne

Relationship: Director
Address: BURGERWEESHUISPAD 101, AMSTERDAM, NETHERLANDS
Signature: /s/ Anna Akimova, attorney-in fact for Mr. Arne Grimme
Signature date: 20 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NBIS transaction

Class A Shares

Purchase

Transaction value: $25,159
Shares: +148
Change %: +2.4%
Price: $169.99
Shares after: 6,329
Date: 19 Oct 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 1 footnote

Footnote F1

The purchase reported on this Form 4 was made pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on 15 June 2026.

SEC remarks

Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Act, the reporting person's transactions in the issuer's equity securities are exempt from Sections 16(b) and 16(c) of the Act.