Instil Bio, Inc.
TIL- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001789769
No open-market purchases or sales by Instil Bio, Inc. insiders were filed in the last 90 days; 26 institutions reported holding it in 13F filings for Q2 2026, worth $29.2M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Instil Bio, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 32
- +4 vs. Q4 2025
- Shares held
- 4.20M
- −55.1K (−1.3%) vs. Q4 2025
- Total value
- $34.6M
- −$12.2M (−26.1%) vs. Q4 2025
- New holders
- 10
- 4 more added
- Sold out
- 6
- 8 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TIL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 26 | $29.2M |
| Q1 2026 | 32 | $34.6M |
| Q4 2025 | 29 | $48.9M |
| Q3 2025 | 34 | $81.3M |
| Q2 2025 | 38 | $96.9M |
| Q1 2025 | 43 | $91.2M |
| Q4 2024 | 40 | $100.0M |
| Q3 2024 | 49 | $358.0M |
| Q2 2024 | 30 | $43.5M |
| Q1 2024 | 31 | $45.9M |
| Q4 2023 | 30 | $30.0M |
| Q3 2023 | 58 | $34.3M |
| Q2 2023 | 62 | $45.3M |
| Q1 2023 | 73 | $60.9M |
| Q4 2022 | 79 | $64.1M |
| Q3 2022 | 95 | $577.0M |
| Q2 2022 | 99 | $550.9M |
| Q1 2022 | 79 | $1.27B |
| Q4 2021 | 77 | $1.99B |
| Q3 2021 | 64 | $1.28B |
| Q2 2021 | 62 | $1.35B |
| Q1 2021 | 56 | $1.62B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Instil Bio, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Curative Ventures V LLC | 1,899,004 | $15.6M | 100.00% | 00.0% | Unchanged |
| BML Capital Management, LLC | 645,600 | $5.32M | 3.42% | 00.0% | Unchanged |
| CPMG Inc | 410,922 | $3.39M | 9.13% | 00.0% | Unchanged |
| Vivo Capital, LLC | 292,743 | $2.41M | 0.20% | 00.0% | Unchanged |
| Kalehua Capital Management LLC | 183,030 | $1.51M | 1.07% | +183,030 | New |
| Vanguard Capital Management LLC | 174,583 | $1.44M | 0.00% | +174,583 | New |
| Millennium Management LLC | 132,946 | $1.10M | 0.00% | −109,826−45.2% | Reduced |
| Renaissance Technologies LLC | 59,100 | $487.0K | 0.00% | −8,700−12.8% | Reduced |
| BlackRock, Inc. | 52,018 | $428.6K | 0.00% | +805+1.6% | Added |
| Nomura Asset Management International Inc. | 50,000 | $412.0K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 49,011 | $404.0K | 0.00% | +6,305+14.8% | Added |
| Citadel Advisors LLC | 38,562 | $317.8K | 0.00% | −8,773−18.5% | Reduced |
| LPL Financial LLC | 32,063 | $264.2K | 0.00% | −1,017−3.1% | Reduced |
| XTX Topco Ltd | 26,242 | $216.2K | 0.00% | +13,975+113.9% | Added |
| Vanguard Fiduciary Trust Co | 22,625 | $186.4K | 0.00% | +22,625 | New |
| Dimensional Fund Advisors LP | 19,975 | $164.5K | 0.00% | −41,050−67.3% | Reduced |
| Morgan Stanley | 19,821 | $163.3K | 0.00% | −69,158−77.7% | Reduced |
| State Street Corp | 17,595 | $145.0K | 0.00% | 00.0% | Unchanged |
| Americana Partners, LLC | 16,176 | $133.3K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 11,517 | $94.9K | 0.00% | +11,517 | New |
| Prelude Capital Management, LLC | 10,300 | $84.9K | 0.01% | +10,300 | New |
| Vazirani Asset Management LLC | 10,000 | $82.4K | 0.19% | +10,000 | New |
| FNY Investment Advisers, LLC | 10,000 | $82.0K | 0.04% | +10,000 | New |
| UBS Group AG | 6,378 | $52.6K | 0.00% | +6,019+1,676.6% | Added |
| Barclays PLC | 4,135 | $34.1K | 0.00% | −6,010−59.2% | Reduced |
| Vanguard Global Advisers, LLC | 1,470 | $12.1K | 0.00% | +1,470 | New |
| Bokf, NA | 454 | $3.74K | 0.00% | +454 | New |
| Royal Bank of Canada | 84 | $1.00K | 0.00% | −1,284−93.9% | Reduced |
| Rhumbline Advisers | 114 | $939 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 70 | $562 | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 64 | $527 | 0.00% | +64 | New |
| BNP Paribas Arbitrage, SA | 7 | $58 | 0.00% | 00.0% | Unchanged |
| Siren, L.L.C. | 0 | $0 | 0.00% | −203,933−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −37,279−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −19,198−100.0% | Sold out |
| Eq Wealth Advisors, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Frazier Financial Advisors, LLC | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |