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NBTX

Nanobiotix
NBTX

12 hedge funds and large institutions have $20.6M invested in Nanobiotix in 2025 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 2 increasing their positions, 4 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

18% more capital invested

Capital invested by funds: $17.4M → $20.6M (+$3.21M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0.65% less ownership

Funds ownership: 12.87% → 12.22% (-0.65%)

33% less funds holding

Funds holding: 18 → 12 (-6)

50% less repeat investments, than reductions

Existing positions increased: 2 | Existing positions reduced: 4

86% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 7

Holders
12
Holders Change
-6
Holders Change %
-33.33%
% of All Funds
0.16%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
1
Increased
2
Reduced
4
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Morgan Stanley
Morgan Stanley
New York
+$3.45K
2
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$2.28K
3
Royal Bank of Canada
Royal Bank of Canada
Ontario, Canada
+$24

Top Sellers

Rank Fund Capital Flow
1
PA
Perceptive Advisors
New York
-$556K
2
BlackRock
BlackRock
New York
-$148K
3
OMC
Old Mission Capital
Illinois
-$139K
4
Jane Street
Jane Street
New York
-$41.1K
5
Millennium Management
Millennium Management
New York
-$38.6K
Name Holding Trade Value Shares
Change 		Change in
Stake
JJ
1
Johnson & Johnson
New Jersey
$20.1M – – –
PA
2
Perceptive Advisors
New York
$376K -$556K -161,040 -61%
Jane Street
3
Jane Street
New York
$40.8K -$41.1K -11,896 -51%
Geode Capital Management
4
Geode Capital Management
Massachusetts
$36.1K – – –
Morgan Stanley
5
Morgan Stanley
New York
$21.8K +$3.45K +998 +20%
UBS Group
6
UBS Group
Switzerland
$10.7K -$2.82K -817 -21%
Bank of America
7
Bank of America
North Carolina
$2.53K -$5.91K -1,711 -71%
BNP Paribas Financial Markets
8
BNP Paribas Financial Markets
France
$2.34K +$2.28K +661 New
Citigroup
9
Citigroup
New York
$853 – – –
RhumbLine Advisers
10
RhumbLine Advisers
Massachusetts
$116 – – –
Barclays
11
Barclays
United Kingdom
$14 – – –
BlackRock
12
BlackRock
New York
– -$148K -51,484 Closed
OMC
13
Old Mission Capital
Illinois
– -$139K -48,474 Closed
Millennium Management
14
Millennium Management
New York
– -$38.6K -13,452 Closed
Goldman Sachs
15
Goldman Sachs
New York
– -$30.1K -10,498 Closed
TRCT
16
Tower Research Capital (TRC)
New York
– -$22.7K -7,921 Closed
JP Morgan Chase
17
JP Morgan Chase
New York
– -$735 -256 Closed
GI
18
GAMMA Investing
California
– -$442 -154 Closed
Royal Bank of Canada
19
Royal Bank of Canada
Ontario, Canada
– +$24 +7 +5%

NBTX Hedge Fund Activity: Q1 2025 in Review

12 of the 7,463 institutional investors tracked by Wall St. Rank reported a position in Nanobiotix (NBTX) for Q1 2025, worth a combined $20.6M — up 18% from $17.4M a quarter earlier.

Sellers outnumbered buyers: 7 funds closed out of NBTX and 1 opened new positions — a net loss of 6 holders — while 4 trimmed existing stakes and 2 added.

The largest buyer was Morgan Stanley, adding an estimated $3.45K. The largest seller was Perceptive Advisors, cutting an estimated $556K.

  • 12 institutional investors held Nanobiotix (NBTX) as of Q1 2025, down from 18 in Q4 2024.
  • Funds reported $20.6M of Nanobiotix stock for Q1 2025, up 18% quarter-over-quarter.
  • 1 fund opened new Nanobiotix positions in Q1 2025 and 7 closed out, a net change of -6 holders.
  • The largest Nanobiotix buyer in Q1 2025 was Morgan Stanley, an estimated $3.45K added.
  • The largest Nanobiotix seller in Q1 2025 was Perceptive Advisors, an estimated $556K sold.

Based on aggregated 13F filings for Q1 2025.