NBIS Nebius Group N.V.
Nebius Group N.V. (NBIS) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 7% planned / 93% discretionary
Largest single sale: $25.1M.
Where they traded
Last open-market purchase: October 29, 2026 , by Grimme Arne .
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Boynton John Wilson IV | Director | Sell 10b5-1 | 333 | $173.07 | $57.6K | 403,189 −0.1% of holding | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $169.42 | $25.1K | 7,899 | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $169.84 | $25.1K | 7,751 | |
| Grimme Arne | Director | Buy 10b5-1 | 205 | $159.04 | $32.6K | 7,603 | |
| Grimme Arne | Director | Buy 10b5-1 | 208 | $153.96 | $32.0K | 7,398 | |
| Grimme Arne | Director | Buy 10b5-1 | 205 | $158.98 | $32.6K | 7,190 | |
| Grimme Arne | Director | Buy 10b5-1 | 357 | $161.97 | $57.8K | 6,985 | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $167.94 | $24.9K | 6,628 | |
| Grimme Arne | Director | Buy 10b5-1 | 151 | $164.62 | $24.9K | 6,480 | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $169.99 | $25.2K | 6,329 | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $169.99 | $25.2K | 6,181 | |
| Boynton John Wilson IV 19 fills | Director | Sell | 7,260 | $177.63 | $1.3M | 410,582 −1.7% of holding | |
| Grimme Arne | Director | Buy 10b5-1 | 148 | $169.99 | $25.2K | 6,033 | |
| Boroditsky Marc | Chief Revenue Officer | Sell 10b5-1 | 7,000 | $211.23 | $1.5M | None left | |
| Nave Ophir 12 fills | COO | Sell | 500,000 | $235.53 | $117.8M | 938,465 −34.8% of holding | |
| Boynton John Wilson IV | Director | Sell 10b5-1 | 50 | $235.01 | $11.8K | 410,782 −0% of holding | |
| Boynton John Wilson IV 9 fills | Director | Sell | 6,364 | $210.36 | $1.3M | 415,932 −1.5% of holding | |
| Boroditsky Marc 2 fills | Chief Revenue Officer | Sell 10b5-1 | 7,000 | $209.08 | $1.5M | None left | |
| Alonso Sanchez Maria del Dado | CFO | Sell | 470 | $196.00 | $92.1K | 12,202 −3.7% of holding | |
| Ryan Charles E 6 fills | Director | Sell | 50,000 | $265.53 | $13.3M | 309,218 −13.9% of holding | |
| Boynton John Wilson IV 12 fills | Director | Sell | 5,296 | $270.99 | $1.4M | 421,040 −1.2% of holding | |
| Boroditsky Marc | Chief Revenue Officer | Sell 10b5-1 | 22,386 | $197.00 | $4.4M | None left | |
| Boynton John Wilson IV 11 fills | Director | Sell | 6,958 | $197.00 | $1.4M | 427,898 −1.6% of holding | |
| Volozh Arkadiy | CEO | Sell | 46,627 | $235.45 | $11.0M | 821,662 −5.4% of holding | |
| Korolenko Andrey | Chief Infrastructure Officer | Sell | 33,871 | $235.45 | $8.0M | 551,338 −5.8% of holding | |
| Shtan Danila | Chief Technology Officer | Sell | 16,937 | $235.45 | $4.0M | 274,763 −5.8% of holding | |
| Boynton John Wilson IV 20 fills | Director | Sell | 11,624 | $253.29 | $2.9M | 433,810 −2.6% of holding | |
| Boroditsky Marc | Chief Revenue Officer | Sell 10b5-1 | 4,500 | $250.00 | $1.1M | 22,386 −16.7% of holding | |
| Shtan Danila | Chief Technology Officer | Sell 10b5-1 | 15,678 | $238.96 | $3.7M | 291,700 −5.1% of holding | |
| Boroditsky Marc | Chief Revenue Officer | Sell | 10,776 | $276.20 | $3.0M | 26,886 −28.6% of holding | |
| Alonso Sanchez Maria del Dado | CFO | Sell | 1,509 | $276.20 | $416.8K | 12,672 −10.6% of holding | |
| Tal Boaz 3 fills | General Counsel | Sell 10b5-1 | 5,100 | $199.39 | $1.0M | 83,254 −5.8% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.