Arkadiy Volozh
Arkadiy Volozh: CEO · Director · 10% owner at Nebius. What Arkadiy Volozh holds in an AI or semiconductor company tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Nebius (NBIS)
Arkadiy Volozh holds 29.4M Nebius shares (11.6% of the company), worth about $6.8B at the last price, according to the Form 4 of Oct 1, 2026.
- Shares held: 28.7M (11.3%), $6.6B — Held through companies or funds: 28.7M Class B.
- Shares held: 785,236 (0.31%), $181.7M — Held in their own name: 785,236 Class A.
Declarations
- Nebius (NBIS) — Form 4 of Oct 1, 2026 (CEO): open-market sale of 37,778 at $234.16; 785,236 shares after 0001513845-26-000120
- Nebius (NBIS) — Form 4 of Sep 1, 2026 (CEO): grant or award of 1,352; 823,014 shares after 0001513845-26-000098
- Nebius (NBIS) — Form 4 of Jul 1, 2026 (CEO): open-market sale of 46,627 at $235.45; 821,662 shares after 0001513845-26-000080
- Nebius (NBIS) — Form 4 of Apr 1, 2026 (CEO): open-market sale of 33,358 at $103.73; 868,289 shares after 0001513845-26-000045
- Nebius (NBIS) — Form 3 of Mar 18, 2026 (CEO); 28.7M shares after 0001513845-26-000030
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.