NANOBIOTIX SA - ADR (NBTX) Institutional Ownership Changes & 13F Activity
NANOBIOTIX SA - ADR (NBTX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Jane Street Group, Llc, Hrt Financial Lp, Xtx Topco Ltd, Morgan Stanley, and Citadel Advisors Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Citadel Advisors Llc | Buy | +6,042 | — | 6,042 | $227.78K | Q2 2026 | Sep 02, 2026 |
| Jane Street Group, Llc | Buy | +32,180 | — | 32,180 | $1.21M | Q2 2026 | Aug 14, 2026 |
| Hrt Financial Lp | Buy | +27,332 | — | 27,332 | $1.03M | Q2 2026 | Aug 14, 2026 |
| Xtx Topco Ltd | Buy | +15,855 | — | 15,855 | $597.73K | Q2 2026 | Aug 14, 2026 |
| Royal Bank Of Canada | Buy | +364 | +19.9% | 2,189 | $83.00K | Q2 2026 | Aug 14, 2026 |
| Federation Des Caisses Desjardins Du Quebec | Buy | +56 | — | 56 | $2.11K | Q2 2026 | Aug 14, 2026 |
| Morgan Stanley | Buy | +13,515 | +37.3% | 49,789 | $1.88M | Q2 2026 | Aug 13, 2026 |
| Ubs Group Ag | Sell | -2,980 | -53.6% | 2,577 | $97.15K | Q2 2026 | Aug 13, 2026 |
| Marshall Wace, Llp | Buy | +805 | +8.7% | 10,044 | $378.66K | Q2 2026 | Aug 13, 2026 |
| Bnp Paribas Financial Markets | Buy | +485 | +13.6% | 4,044 | $152.46K | Q2 2026 | Aug 13, 2026 |
| Jpmorgan Chase & Co | Buy | +1,706 | — | 1,706 | $61.35K | Q2 2026 | Aug 12, 2026 |
| Rhumbline Advisers | Sell | -779 | -34.2% | 1,502 | $56.62K | Q2 2026 | Aug 12, 2026 |
| Optiver Holding B.V. | Buy | +130 | +1.0% | 13,631 | $513.89K | Q2 2026 | Aug 12, 2026 |
| Stone House Investment Management, Llc | Buy | +76 | — | 76 | $2.87K | Q2 2026 | Aug 05, 2026 |
| Gamma Investing Llc | Buy | +157 | +19.0% | 985 | $37.13K | Q2 2026 | Jul 07, 2026 |
| Tower Research Capital Llc (Trc) | Sell | -1 | -100.0% | 0 | $0.00 | Q2 2026 | May 15, 2026 |
| Eversource Wealth Advisors, Llc | Sell | -882 | -100.0% | 0 | $0.00 | Q2 2026 | May 14, 2026 |
| Citigroup Inc | Sell | -1 | -100.0% | 0 | $0.00 | Q2 2026 | May 11, 2026 |
Frequently asked questions about NBTX activity
Which institutional owners are buying NBTX?
Institutional owners buying NBTX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in NBTX activity?
"Buy" means an investor increased their reported position in NBTX compared to the prior reporting period. This reflects growing exposure to NANOBIOTIX SA - ADR (NBTX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in NBTX increasing?
Institutional interest in NBTX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related NBTX Institutional Insights
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