Who Owns Nanobiotix S.A. (NBTX)?Hedge Fund & Institutional Holders
Institutional Holders
16
as of Q4 2025
Total Institutional Value
$1.3002200037500035e+30T
% of Float Held
—
QoQ Change in Holders
+5 / -2
Price History
NBTX — Biggest New Institutional Buyers This Quarter
| Fund | Action | Shares Added | Value Added |
|---|---|---|---|
| Optiver Holding B.V. | Increased | +11K | +$273.8M |
| GAMMA Investing LLC | New Position | +229 | +$5.0M |
| MILLENNIUM MANAGEMENT LLC | New Position | +17K | +$0 |
| MARSHALL WACE, LLP | New Position | +10K | +$0 |
| OSAIC HOLDINGS, INC. | New Position | +500 | +$0 |
| WELLS FARGO & COMPANY/MN | New Position | +200 | +$0 |
| BNP PARIBAS FINANCIAL MARKETS | Increased | +3K | +$-7K |
| MORGAN STANLEY | Increased | +21K | +$-44K |
| RHUMBLINE ADVISERS | Increased | +2K | +$-623K |
| ROYAL BANK OF CANADA | Increased | +3K | +$-2.0M |
NBTX — Institutions Reducing or Closing Positions
| Fund | Action | Shares Sold | Value Sold |
|---|---|---|---|
| UBS Group AG | Decreased | -631 | -$5.8M |
| BARCLAYS PLC | Closed Position | -4 | -$76K |
| GEODE CAPITAL MANAGEMENT, LLC | Closed Position | -10K | -$0 |
Top Institutional Holders(Q4 2025)
| # | Fund | Shares | Value | % of Portfolio | Type |
|---|---|---|---|---|---|
| 1 | JOHNSON & JOHNSON | 5,623,816 | $130.0B | 23.44% | Share |
| 2 | Optiver Holding B.V. | 16,225 | $375.0M | 0.14% | Share |
| 3 | UBS Group AG | 1,484 | $34.0M | 0.01% | Share |
| 4 | GAMMA Investing LLC | 229 | $5.0M | 0.00% | Share |
| 5 | UBS Group AG | 46 | $1.0M | 0.00% | Share |
| 6 | EverSource Wealth Advisors, LLC | 514 | $11K | 0.00% | Share |
| 7 | OSAIC HOLDINGS, INC. | 500 | $0 | 0.00% | Share |
| 8 | WELLS FARGO & COMPANY/MN | 200 | $0 | 0.00% | Share |
| 9 | ROYAL BANK OF CANADA | 2,625 | $0 | 0.00% | Share |
| 10 | RHUMBLINE ADVISERS | 2,342 | $0 | 0.00% | Share |
| 11 | MILLENNIUM MANAGEMENT LLC | 16,869 | $0 | 0.00% | Share |
| 12 | MARSHALL WACE, LLP | 529 | $0 | 0.00% | Share |
| 13 | MARSHALL WACE, LLP | 8,971 | $0 | 0.00% | Share |
| 14 | NATIONAL BANK OF CANADA /FI/ | 13 | $0 | 0.00% | Share |
| 15 | BNP PARIBAS FINANCIAL MARKETS | 3,600 | $0 | 0.00% | Share |
| 16 | MORGAN STANLEY | 22,923 | $0 | 0.00% | Share |
NBTX Institutional Ownership History
| Quarter | Holders | Total Value | Change |
|---|---|---|---|
| Q4 2025 | 14 | $130.4B | +3 |
| Q3 2025 | 11 | $106.4B | +3 |
| Q2 2025 | 8 | $25.5B | -4 |
| Q1 2025 | 12 | $20.6B | -7 |
| Q4 2024 | 19 | $17.2B | +8 |
| Q3 2024 | 11 | $35.6B | -2 |
| Q2 2024 | 13 | $46.5B | +0 |
| Q1 2024 | 13 | $59.7B | — |
Similar Stocks by Institutional Ownership
As of Q4 2025, 16 institutional investors hold NBTX (Nanobiotix S.A.). The largest holder is JOHNSON & JOHNSON with $130.0B in shares. This quarter, 5 institutions opened new positions and 2 closed their positions.
Frequently Asked Questions
How many hedge funds own NBTX?
As of Q4 2025, 16 institutional investors report holding NBTX (Nanobiotix S.A.) in their 13F filings.
Who is the largest institutional holder of NBTX?
The largest institutional holder of NBTX is JOHNSON & JOHNSON with $130.0B in shares.
Is institutional ownership of NBTX increasing or decreasing?
This quarter, 5 institutions opened new positions in NBTX and 2 closed their positions.