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NBIS

Nebius Group N.V.
NBIS

406 hedge funds and large institutions have $4.57B invested in Nebius Group N.V. in 2025 Q2 according to their latest regulatory filings, with 157 funds opening new positions, 83 increasing their positions, 94 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed

165% more capital invested

Capital invested by funds: $1.73B → $4.57B (+$2.85B)

89% more first-time investments, than exits

New positions opened: 157 | Existing positions closed: 83

57% more call options, than puts

Call options by funds: $1.04B | Put options by funds: $659M

44% more funds holding in top 10

Funds holding in top 10: 16 → 23 (+7)

22% more funds holding

Funds holding: 333 → 406 (+73)

0.44% more ownership

Funds ownership: 40.99% → 41.43% (+0.44%)

12% less repeat investments, than reductions

Existing positions increased: 83 | Existing positions reduced: 94

Holders
406
Holders Change
+73
Holders Change %
+21.92%
% of All Funds
5.35%
Holding in Top 10
23
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+43.75%
% of All Funds
0.3%
New
157
Increased
83
Reduced
94
Closed
83
Calls
$1.04B
Puts
$659M
Net Calls
+$378M
Net Calls Change
+$281M

Top Buyers

Rank Fund Capital Flow
1
FAM
Fred Alger Management
New York
+$152M
2
JCAM
Jericho Capital Asset Management
New York
+$102M
3
OAG
Orbis Allan Gray
Bermuda
+$67.1M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$66.9M
5
RIM
Rovida Investment Management
Cayman Islands
+$59.9M

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$120M
2
SPC
Slate Path Capital
New York
-$67.7M
3
Marshall Wace
Marshall Wace
United Kingdom
-$60M
4
GAMH
Greenwoods Asset Management (HK)
Hong Kong
-$32.4M
5
DCP
Diameter Capital Partners
New York
-$25.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
BNP Paribas Financial Markets
76
BNP Paribas Financial Markets
France
$5.13M +$3.19M +92,779 New
VF
77
Virtu Financial
New York
$4.97M +$3.09M +89,855 New
Bank of Montreal
78
Bank of Montreal
Ontario, Canada
$4.8M +$72.3K +2,100 +2%
Rockefeller Capital Management
79
Rockefeller Capital Management
New York
$4.76M -$4.12M -119,555 -58%
CIBC Private Wealth Group
80
CIBC Private Wealth Group
Georgia
$4.75M +$2.91M +84,623 +6,545%
IFG
81
Independent Financial Group
California
$4.71M +$1.88M +54,665 +179%
ETC
82
Exchange Traded Concepts
Oklahoma
$4.68M -$1.36M -39,484 -32%
Deutsche Bank
83
Deutsche Bank
Germany
$4.57M -$2.4M -69,724 -46%
Bank Julius Baer & Co
84
Bank Julius Baer & Co
Switzerland
$4.5M -$420K -12,192 -13%
DCM
85
Dilation Capital Management
New York
$4.47M +$2.78M +80,790 New
Man Group
86
Man Group
United Kingdom
$4.46M +$2.77M +80,597 New
Mercer Global Advisors
87
Mercer Global Advisors
Colorado
$4.34M -$449K -13,037 -13%
RC
88
RBF Capital
California
$4.15M -$171K -4,965 -6%
DB
89
Danske Bank
Denmark
$4.12M – – –
BBA
90
Baader Bank Aktiengesellschaft
Germany
$4.09M -$205K -5,962 -7%
Mitsubishi UFJ Asset Management
91
Mitsubishi UFJ Asset Management
Japan
$4.07M +$2.53M +73,584 New
Two Sigma Investments
92
Two Sigma Investments
New York
$4.04M +$2.51M +72,996 New
Norges Bank
93
Norges Bank
Norway
$3.95M -$12.3M -357,000 -83%
MIC
94
Maxi Investments CY
Cyprus
$3.91M +$802K +23,300 +49%
T. Rowe Price Associates
95
T. Rowe Price Associates
Maryland
$3.85M – – –
ACM
96
Atika Capital Management
New York
$3.85M +$2.39M +69,500 New
Squarepoint
97
Squarepoint
New York
$3.78M -$2.06M -59,753 -47%
ZCI
98
Zevenbergen Capital Investments
Washington
$3.49M – – –
GWM
99
Greenwich Wealth Management
Connecticut
$3.38M – – –
ACM
100
Alight Capital Management
New York
$3.32M +$2.07M +60,000 New
2 3
4
5 6

NBIS Hedge Fund Activity: Q2 2025 in Review

406 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Nebius Group N.V. (NBIS) for Q2 2025, worth a combined $4.57B — up 165% from $1.73B a quarter earlier.

Buyers outnumbered sellers: 157 funds opened new NBIS positions and 83 closed out — a net gain of 74 holders — while 83 added to existing stakes and 94 trimmed.

The largest buyer was Fred Alger Management, adding an estimated $152M. The largest seller was Citadel Advisors, cutting an estimated $120M.

  • 406 institutional investors held Nebius Group N.V. (NBIS) as of Q2 2025, up from 333 in Q1 2025.
  • Funds reported $4.57B of Nebius Group N.V. stock for Q2 2025, up 165% quarter-over-quarter.
  • 157 funds opened new Nebius Group N.V. positions in Q2 2025 and 83 closed out, a net change of +74 holders.
  • The largest Nebius Group N.V. buyer in Q2 2025 was Fred Alger Management, an estimated $152M added.
  • The largest Nebius Group N.V. seller in Q2 2025 was Citadel Advisors, an estimated $120M sold.

Based on aggregated 13F filings for Q2 2025.