NEBIUS GROUP N.V. (NBIS) Institutional Shareholders
NEBIUS GROUP N.V. (NBIS) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $41.75B in NBIS holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of NBIS tracked by InsiderSet, reporting ownership valued at approximately $3.18B in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $2.41B, representing an estimated loss of -24.19% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 44% of the total disclosed NBIS value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Goldman Sachs Group Inc, Invesco Ltd., and several other long-term asset managers with concentrated positions in NEBIUS GROUP N.V. (NBIS).
This page ranks the largest institutional NBIS shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
1,021
Total Reported Value
$41.75B
Largest Holder
Blackrock, Inc.
Largest Position
$3.18B
Insider Transactions (90d)
49
Latest Filing Quarter
Q2 2026
New Institutional Positions
182
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.05% | 11,531,270 | $3,184,590,799 | $2,414,302,000 | -$770,288,799 | -24.19% | |
| Goldman Sachs Group Inc | 0.28% | 9,799,741 | $2,706,394,387 | $2,051,771,773 | -$654,622,614 | -24.19% | |
| Invesco Ltd. | 0.15% | 6,943,270 | $1,917,522,837 | $1,453,712,440 | -$463,810,397 | -24.19% | |
| Orbis Allan Gray Ltd | 6.16% | 6,494,719 | $1,793,646,546 | $1,359,799,317 | -$433,847,229 | -24.19% | |
| Bank Of America Corp | 0.11% | 6,138,513 | $1,695,273,134 | $1,285,220,467 | -$410,052,667 | -24.19% | |
| Value Aligned Research Advisors, Llc | 10.08% | 6,104,121 | $1,685,775,097 | $1,278,019,814 | -$407,755,283 | -24.19% | |
| Fred Alger Management, Llc | 5.27% | 5,726,557 | $1,581,503,247 | $1,198,969,239 | -$382,534,008 | -24.19% | |
| Ubs Group Ag | 0.23% | 5,244,785 | $1,448,452,273 | $1,098,100,635 | -$350,351,638 | -24.19% | |
| Situational Awareness Partners | Leopold Aschenbrenner | 6.11% | 4,464,260 | $1,232,894,684 | $934,682,116 | -$298,212,568 | -24.19% |
| Lone Pine Capital | Stephen Mandel | 7.19% | 4,258,008 | $1,175,934,069 | $891,499,135 | -$284,434,934 | -24.19% |
| State Street Corp | 0.03% | 4,069,875 | $1,123,977,379 | $852,109,729 | -$271,867,650 | -24.19% | |
| Jennison Associates Llc | 0.66% | 3,983,899 | $1,100,233,339 | $834,108,934 | -$266,124,405 | -24.19% | |
| Jpmorgan Chase & Co | 0.06% | 3,995,496 | $1,043,424,043 | $836,536,998 | -$206,887,045 | -19.83% | |
| Morgan Stanley | 0.05% | 3,758,312 | $1,037,933,652 | $786,877,783 | -$251,055,869 | -24.19% | |
| Accel Leaders 4 Associates L.P. | 100.00% | 3,664,762 | $1,012,097,322 | $767,291,220 | -$244,806,102 | -24.19% | |
| Clear Street Group Inc. | 3.16% | 3,618,657 | $999,364,504 | $757,638,216 | -$241,726,288 | -24.19% | |
| Norges Bank | 0.08% | 2,911,196 | $803,984,999 | $609,517,107 | -$194,467,892 | -24.19% | |
| Accel Leaders 3 Associates L.P. | 100.00% | 2,251,905 | $621,908,604 | $471,481,350 | -$150,427,254 | -24.19% | |
| Geode Capital Management, Llc | 0.03% | 2,114,212 | $578,705,814 | $442,652,566 | -$136,053,248 | -23.51% | |
| Rovida Investment Management Ltd | 37.56% | 1,996,147 | $550,936,572 | $417,933,297 | -$133,003,275 | -24.14% | |
| Healthcare Of Ontario Pension Plan Trust Fund | 0.78% | 1,978,639 | $546,440,733 | $414,267,647 | -$132,173,086 | -24.19% | |
| Two Sigma Investments, Lp | 0.31% | 1,504,937 | $415,618,451 | $315,088,660 | -$100,529,791 | -24.19% | |
| California Public Employees Retirement System | 0.19% | 1,231,662 | $340,148,095 | $257,873,073 | -$82,275,022 | -24.19% | |
| Janus Henderson Group Plc | 0.17% | 3,221,553 | $334,263,381 | $674,496,552 | +$340,233,171 | +101.79% | |
| Northern Trust Corp | 0.04% | 1,204,040 | $332,519,726 | $252,089,855 | -$80,429,871 | -24.19% | |
| Holocene Advisors, Lp | 0.76% | 1,203,154 | $332,275,040 | $251,904,353 | -$80,370,687 | -24.19% | |
| Nvidia Corp | 0.52% | 1,190,476 | $328,773,757 | $249,249,960 | -$79,523,797 | -24.19% | |
| Legal & General Group Plc | 0.07% | 1,189,276 | $328,442,356 | $248,998,716 | -$79,443,640 | -24.19% | |
| Anatole Investment Management Ltd | 51.22% | 1,093,920 | $302,107,886 | $229,034,030 | -$73,073,856 | -24.19% | |
| Voloridge Investment Management, Llc | 1.26% | 1,073,592 | $296,493,903 | $224,777,957 | -$71,715,946 | -24.19% | |
| Citigroup Inc | 0.13% | 1,039,920 | $287,194,707 | $217,728,050 | -$69,466,657 | -24.19% | |
| Gilder Gagnon Howe & Co Llc | 2.48% | 870,776 | $240,482,208 | $182,314,371 | -$58,167,837 | -24.19% | |
| Deutsche Bank Ag\ | 0.07% | 811,687 | $224,163,598 | $169,942,907 | -$54,220,691 | -24.19% | |
| Marex Group Plc | 1.82% | 775,567 | $214,188,339 | $162,380,463 | -$51,807,876 | -24.19% | |
| Tree Line Advisors (Hong Kong) Ltd. | 55.05% | 700,000 | $193,319,000 | $146,559,000 | -$46,760,000 | -24.19% | |
| First Trust Advisors Lp | 0.11% | 696,799 | $192,434,979 | $145,888,807 | -$46,546,172 | -24.19% | |
| Fmr Llc | 0.01% | 686,080 | $189,474,842 | $143,644,570 | -$45,830,272 | -24.19% | |
| Swiss National Bank | 0.10% | 685,590 | $189,339,390 | $143,541,978 | -$45,797,412 | -24.19% | |
| Barclays Plc | 0.06% | 659,157 | $182,039,389 | $138,007,701 | -$44,031,688 | -24.19% | |
| Wells Fargo & Company/Mn | 0.03% | 629,046 | $173,723,705 | $131,703,361 | -$42,020,344 | -24.19% | |
| Price T Rowe Associates Inc | 0.02% | 610,056 | $168,480,000 | $127,727,425 | -$40,752,575 | -24.19% | |
| Wcm Investment Management, Llc | 0.30% | 633,765 | $165,507,730 | $132,691,378 | -$32,816,352 | -19.83% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.03% | 1,551,669 | $161,001,176 | $324,872,939 | +$163,871,763 | +101.78% | |
| Citadel Advisors Llc | 0.09% | 581,703 | $160,648,918 | $121,791,157 | -$38,857,761 | -24.19% | |
| Lpl Financial Llc | 0.03% | 562,832 | $155,437,350 | $117,840,136 | -$37,597,214 | -24.19% | |
| Bnp Paribas Financial Markets | 0.08% | 542,820 | $149,910,599 | $113,650,223 | -$36,260,376 | -24.19% | |
| Bank Of Montreal | 0.05% | 527,618 | $145,712,264 | $110,467,381 | -$35,244,883 | -24.19% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.08% | 516,134 | $142,540,727 | $108,062,976 | -$34,477,751 | -24.19% | |
| Nuveen, Llc | 0.03% | 493,824 | $136,379,375 | $103,391,931 | -$32,987,444 | -24.19% | |
| Raymond James Financial Inc | 0.04% | 490,968 | $135,590,631 | $102,793,970 | -$32,796,661 | -24.19% |
Frequently asked questions about NBIS
Who owns the most NBIS stock?
The largest holders of NBIS are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NEBIUS GROUP N.V. (NBIS).
Is NBIS widely held by superinvestors?
Many widely followed stocks like NBIS appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NBIS is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.