NAUT Institutional Ownership
Who owns Nautilus Biotechnology, Inc. and what the big funds did with it last quarter, from every SEC 13F filing. 93 funds reported holding NAUT at Jun 30, 2026, together owning 39.4% of the company.
- ▲59 buying vs 28 selling
- ▼Held by funds -3.3 pts
- ▲Funds holding +12
- ●Superinvestors: 2 added, 2 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 93 | 81 | +14.8% |
| In funds' top 10 | 1 | 2 | −50.0% |
| 13F shares | 50.1M | 54.3M | −7.7% |
| Held by funds | 39.4% | 42.7% | −3.3 pts |
| New positions | 30 | 22 | +36.4% |
| Increased | 29 | 16 | +81.3% |
| Reduced | 11 | 16 | −31.3% |
| Sold out | 17 | 9 | +88.9% |
| Calls (shares) | 0 | 13K | −100.0% |
| Puts (shares) | 0 | 0 | – |
| Put/call ratio | – | 0.00 | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in NAUT
All superinvestors →
Who owns NAUT
share of fund held shares- Index and passive funds17.6%
- Active managers and hedge funds76.3%
- Banks and brokers6.1%
- Pensions, insurers and other0.1%
The top 10 holders own 80.6% of all NAUT shares that funds reported. Groups are our own grouping of filers by name.
Filed so far for Q3 2026
12 funds changed their position- State of Michigan Retirement SystemNew+100K sh
- Y-Intercept (Hong Kong) LtdSold out−58K sh
- Citizens Financial Group Inc/riSold out−50K sh
- Wedmont Private CapitalNew+10K sh
- Apollon Wealth Management, LLCNew+12K sh
🔒 Free account: see all 12.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Perceptive Advisors LLC | 9.13% | 11.6M | $21.8M | −960K |
| 2 | a16z Capital Management, L.L.C. | 7.12% | 9.1M | $16.9M | −8.6M |
| 3 | Cercano Management LLC | 5.63% | 7.2M | $13.4M | 0 |
| 4 | BlackRock, Inc. | 2.11% | 2.7M | $5M | +2.5M |
| 5 | Vanguard Capital Management LLC | 2.00% | 2.5M | $4.8M | +4,382 |
| 6 | Comprehensive Financial Management LLC | 1.73% | 2.2M | $4.1M | 0 |
| 7 | Citadel Advisors LLC | 1.49% | 1.9M | $3.5M | +1.9M |
| 8 | Geode Capital Management, LLC | 0.99% | 1.3M | $2.4M | +662K |
| 9 | Acadian Asset Management LLC | 0.83% | 1.1M | $2M | +314K |
| 10 | Clearstead Advisors, LLC | 0.70% | 893K | $1.7M | −1.4M |
- BlackRock, Inc.+2.5M sh+$4.7M
- Citadel Advisors LLC+1.9M sh+$3.5M
- Susquehanna International Group, LLP+891K sh+$1.7M
- Geode Capital Management, LLC+662K sh+$1.2M
- Barclays PLC+652K sh+$1.2M
- Jpmorgan Chase & Co+614K sh+$1.1M
- Renaissance Technologies LLC+425K sh+$794K
- State Street Corp+343K sh+$642K
- a16z Capital Management, L.L.C.−8.6M sh−$16.1M
- Amazon Com Inc−1.5M sh−$5.7M
- Tikvah Management LLC−727K sh−$2.8M
- Clearstead Advisors, LLC−1.4M sh−$2.7M
- Millennium Management LLC−1.1M sh−$2M
- Perceptive Advisors LLC−960K sh−$1.8M
- Crown Advisors Management, Inc.−100K sh−$388K
- Goldman Sachs Group Inc−138K sh−$258K
NAUT institutional ownership FAQ
Who owns the most NAUT stock?
In Q2 2026 13F filings the largest holder of NAUT was Perceptive Advisors LLC, followed by a16z Capital Management, L.L.C. and Cercano Management LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of NAUT is owned by institutions?
Funds that file 13F reports held 39.4% of NAUT's shares at Jun 30, 2026, compared with 42.7% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying NAUT?
In Q2 2026, 59 funds bought NAUT (30 of them new positions) and 28 sold (17 sold out completely). Among well known investors, 2 added and 2 cut. Our fund sentiment for NAUT is neutral.
What is NAUT's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this NAUT ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.