NBTX — NANOBIOTIX
As of Q2 2026, 6 SEC-registered investment managers reported holding NBTX (NANOBIOTIX) in their latest 13F filings, with a combined reported value of $2.65M across 70.36K shares. That is +37.2% by share count (+19.09K shares) versus the previous quarter, while reported value moved +67.4%. Ownership is concentrated: the five largest holders account for 99.7% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 2 opened new positions, 2 added to existing stakes, 1 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
NBTX is classified in the Health Care sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
Q2 2026 — 6 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Morgan Stanley history | 49.79K | $1.88M | 0.00% | Add |
| Marshall Wace history | 10.04K | $378.66K | 0.00% | Add |
| Citadel Advisors history | 6.04K | $227.78K | 0.00% | New |
| UBS Group AG history | 2.58K | $97.15K | 0.00% | Reduce |
| JPMorgan Chase & Co history | 1.71K | $61.35K | 0.00% | New |
| Wells Fargo & Co history | 200 | $7.54K | 0.00% | Hold |
Q1 2026 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Morgan Stanley history | 36.27K | $1.12M | 0.00% | Add |
| Marshall Wace history | 9.24K | $285.21K | 0.00% | Reduce |
| UBS Group AG history | 5.56K | $171.54K | 0.00% | Add |
| Wells Fargo & Co history | 200 | $6.17K | 0.00% | Hold |
| Citigroup Inc history | 1 | $31 | 0.00% | New |
Q4 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Morgan Stanley history | 22.92K | $529.98K | 0.00% | Add |
| Millennium Management history | 16.87K | $390.01K | 0.00% | New |
| Marshall Wace history | 9.50K | $219.64K | 0.00% | New |
| UBS Group AG history | 1.53K | $35.37K | 0.00% | Reduce |
| Wells Fargo & Co history | 200 | $4.62K | 0.00% | New |
Q3 2025 — 3 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 10.18K | $192.38K | 0.00% | Hold |
| Morgan Stanley history | 2.38K | $44.92K | 0.00% | Reduce |
| UBS Group AG history | 2.16K | $40.82K | 0.00% | Reduce |
Q2 2025 — 3 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 10.18K | $48.17K | 0.00% | Hold |
| Morgan Stanley history | 5.30K | $25.07K | 0.00% | Reduce |
| UBS Group AG history | 4.42K | $20.90K | 0.00% | Add |
Q1 2025 — 5 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Geode Capital Management history | 10.18K | $36.05K | 0.00% | Hold |
| Morgan Stanley history | 6.10K | $21.84K | 0.00% | Add |
| UBS Group AG history | 3.00K | $10.74K | 0.00% | Reduce |
| Bank of America Corp history | 706 | $2.53K | 0.00% | Reduce |
| Citigroup Inc history | 241 | $853 | 0.00% | Hold |
New Positions (Q2 2026)
- Citadel Advisors 6.04K sh · $227.78K
- JPMorgan Chase & Co 1.71K sh · $61.35K
Fully Exited (vs previous quarter)
- Citigroup Inc sold 1 sh · $31
Fund Position History — shares by quarter (top 13 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 | Q3 2022 | Q2 2022 | Q1 2022 | Q4 2021 | Q3 2021 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Morgan Stanley | 49.79K | 36.27K | 22.92K | 2.38K | 5.30K | 6.10K | 5.10K | 2 | 2 | 2 | 302 | 1.70K | — | — | — | — | — | — | — | 300 |
| Marshall Wace | 10.04K | 9.24K | 9.50K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Citadel Advisors | 6.04K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| UBS Group AG | 2.58K | 5.56K | 1.53K | 2.16K | 4.42K | 3.00K | 3.82K | 3.10K | 3.10K | 3.10K | 3.10K | 3.81K | 4.00K | 3.00K | 3.80K | 3.04K | 3.04K | 3.82K | 6.01K | 60.35K |
| JPMorgan Chase & Co | 1.71K | — | — | — | — | — | 256 | — | — | — | — | — | 2 | — | — | — | — | — | — | — |
| Wells Fargo & Co | 200 | 200 | 200 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Citigroup Inc | — | 1 | — | — | — | 241 | 241 | 3.42K | — | — | 635 | — | — | — | — | — | — | — | — | — |
| Geode Capital Management | — | — | — | 10.18K | 10.18K | 10.18K | 10.18K | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Millennium Management | — | — | 16.87K | — | — | — | 13.45K | — | — | — | — | — | — | — | — | — | — | — | 12.22K | 21.74K |
| BlackRock Inc | — | — | — | — | — | — | 51.48K | 228.92K | — | — | — | — | — | — | — | — | — | — | — | — |
| Goldman Sachs Group | — | — | — | — | — | — | 10.50K | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Baillie Gifford & Co | — | — | — | — | — | — | — | — | 2.87M | 2.87M | 2.87M | 1.94M | 1.40M | 1.40M | 1.40M | 1.40M | 1.40M | 1.40M | 1.40M | 1.40M |
| Bank of America Corp | — | — | — | — | — | 706 | 2.42K | 706 | 760 | 262 | 141 | — | — | — | — | — | — | — | — | — |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details