Director Arne Grimme filed a Form 4 with the SEC on October 30, 2026, disclosing a purchase of 148 Class A shares of Nebius Group N.V. on October 29, 2026, under a pre-established Rule 10b5-1 trading plan.

Key Highlights

  • Reporting person: Arne Grimme, Director of Nebius Group N.V. (NASDAQ:NBIS)
  • Transaction: Purchase (transaction code P) of 148 Class A shares on October 29, 2026
  • Price per share: $169.42
  • Beneficial ownership following transaction: 7,899 Class A shares held directly
  • Trading plan: The purchase was made pursuant to a Rule 10b5-1 trading plan adopted by Grimme on June 15, 2026
  • Foreign private issuer note: The filing states that transactions are exempt from Sections 16(b) and 16(c) of the Act due to the issuer's status as a foreign private issuer under Rule 3a12-3(b)

Grimme's October 2026 Open-Market Purchase Under 10b5-1 Plan

According to the filing, Arne Grimme, a director of Nebius Group N.V. (NASDAQ:NBIS), acquired 148 Class A shares of the company on October 29, 2026, at a price of $169.42 per share. The transaction was reported on a Form 4 filed on October 30, 2026, and is classified under transaction code P, indicating an open-market purchase.

The filing notes that the purchase was made pursuant to a Rule 10b5-1 trading plan that Grimme adopted on June 15, 2026. Such plans allow insiders to establish pre-scheduled trading instructions at a time when they are not in possession of material non-public information. Following this transaction, Grimme's direct beneficial ownership stands at 7,899 Class A shares, according to the filing.

The filing further discloses that Nebius Group N.V. holds status as a foreign private issuer under Rule 3a12-3(b) of the Securities Exchange Act, and that as a result, Grimme's transactions in the issuer's equity securities "are exempt from Sections 16(b) and 16(c) of the Act." No derivative securities transactions were reported. The form was signed by Anna Akimova as attorney-in-fact for Mr. Grimme.

What Was Disclosed

Director Arne Grimme disclosed the purchase of 148 Class A shares of Nebius Group N.V. at $169.42 per share on October 29, 2026, under a pre-established 10b5-1 plan, bringing his direct beneficial ownership to 7,899 Class A shares.