TILNasdaqBiological Products, (No Diagnostic Substances)Fiscal year ends December 31
Instil Bio, Inc.
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 13, 2026
$5.79−0.12 (-2.03%)
Close on Oct 19, 2026
- Market cap
- $39.27M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
29.5%
2M of 7M shares
Institutional holders
25
5 new, 10 sold out
Net institutional buying
-0M
In Q2 2026
Insider trades, 12 months
0 buys · 0 sales
Open-market trades only
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BML Investment Partners, L.P. | 645,600 | 9.50% | 13G (passive) amendment | Dec 31, 2025 |
| Leonard Braden Michael | 440,000 | 6.70% | 13G (passive) amendment | Dec 31, 2024 |
| Boxer Capital, LLC | 355,500 | 5.50% | 13G (passive) | Sep 18, 2024 |
| Bronson Crouch | 2,537,498 | 36.80% | 13D (active) amendment | Aug 6, 2022 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of TIL | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BML Capital Management, LLC | 645,600 | 9.52% | $4.96M | – | 2.82% |
| Vivo Capital, LLC | 292,743 | 4.32% | $2.25M | – | 0.21% |
| Kalehua Capital Management LLC | 199,200 | 2.94% | $1.53M | −123,679 | 0.49% |
| UBS Group AG | 177,423 | 2.62% | $1.36M | +171,045 | 0.00% |
| Vanguard Capital Management LLC | 163,738 | 2.41% | $1.26M | −10,845 | 0.00% |
| Millennium Management LLC | 134,575 | 1.98% | $1.03M | +1,629 | 0.00% |
| BlackRock, Inc. | 55,504 | 0.82% | $426.83K | +3,486 | 0.00% |
| Renaissance Technologies LLC | 50,300 | 0.74% | $386.81K | −8,800 | 0.00% |
| Nomura Asset Management International Inc. | 50,000 | 0.74% | $385.00K | – | 0.00% |
| Jacobs Levy Equity Management, Inc | 43,051 | 0.63% | $331.06K | New | 0.00% |
| Geode Capital Management, LLC | 42,234 | 0.62% | $324.92K | −6,777 | 0.00% |
| LPL Financial LLC | 32,075 | 0.47% | $246.65K | +12 | 0.00% |
| Citadel Advisors LLC | 30,639 | 0.45% | $235.61K | −7,923 | 0.00% |
| Vanguard Fiduciary Trust Co | 22,773 | 0.34% | $175.12K | +148 | 0.00% |
| State Street Corp | 17,595 | 0.26% | $135.31K | – | 0.00% |
| Americana Partners, LLC | 16,176 | 0.24% | $124.39K | – | 0.00% |
| Dimensional Fund Advisors LP | 15,761 | 0.23% | $121.13K | −4,214 | 0.00% |
| Morgan Stanley | 11,934 | 0.18% | $91.77K | −7,887 | 0.00% |
| Vanguard Global Advisers, LLC | 1,470 | 0.02% | $11.30K | – | 0.00% |
| Northwestern Mutual Wealth Management Co | 550 | 0.01% | $4.23K | New | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 25 | 2M | 29.5% | 5 / 5 | 8 / 10 | 0M | 0M |
| Q1 2026 | 31 | 2M | 35.9% | 10 / 4 | 8 / 6 | 1M | 1M |
| Q4 2025 | 28 | 3M | 37.5% | 6 / 7 | 8 / 11 | 0M | 0M |
| Q3 2025 | 33 | 3M | 39.2% | 5 / 8 | 10 / 9 | 0M | 0M |
| Q2 2025 | 37 | 3M | 40.6% | 9 / 7 | 13 / 12 | 0M | 1M |
| Q1 2025 | 42 | 3M | 49.4% | 9 / 11 | 12 / 6 | 1M | 1M |
| Q4 2024 | 39 | 3M | 49.2% | 9 / 19 | 3 / 18 | 1M | 1M |
| Q3 2024 | 48 | 3M | 50.5% | 28 / 5 | 8 / 8 | 2M | 1M |
| Q2 2024 | 29 | 2M | 36.2% | 3 / 8 | 8 / 4 | 0M | 0M |
| Q1 2024 | 30 | 2M | 34.8% | 5 / 5 | 13 / 4 | 0M | 0M |
| Q4 2023 | 29 | 2M | 32.0% | 29 / 0 | 0 / 0 | 2M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of TIL | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 118,992 | 1.75% | $915.05K | 0.00% | Jun 30, 2026 |
| Nomura Healthcare Fund | 50,000 | 0.74% | $384.50K | 0.05% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 41,589 | 0.61% | $319.82K | 0.00% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 22,689 | 0.33% | $183.10K | 0.00% | May 31, 2026 |
| iShares Micro-Cap ETF | 12,849 | 0.19% | $98.81K | 0.01% | Jun 30, 2026 |
| T. Rowe Price Extended Equity Market Index Fund | 8,700 | 0.13% | $66.90K | 0.01% | Jun 30, 2026 |
| Avantis U.S. Small Cap Equity ETF | 7,492 | 0.11% | $60.46K | 0.00% | May 31, 2026 |
| Fidelity Total Market Index Fund | 6,775 | 0.10% | $54.67K | 0.00% | May 31, 2026 |
| Dimensional U.S. Small Cap ETF | 6,653 | 0.10% | $47.37K | 0.00% | Jul 31, 2026 |
| Fidelity Series Total Market Index Fund | 5,377 | 0.08% | $43.39K | 0.00% | May 31, 2026 |
| Fidelity Nasdaq Composite Index Fund | 3,216 | 0.05% | $25.95K | 0.00% | May 31, 2026 |
| Vanguard Balanced Index Fund | 3,157 | 0.05% | $24.28K | 0.00% | Jun 30, 2026 |
| Schwab Total Stock Market Index Fund | 2,981 | 0.04% | $21.22K | 0.00% | Jul 31, 2026 |
| Dimensional U.S. Core Equity 2 ETF | 1,385 | 0.02% | $9.86K | 0.00% | Jul 31, 2026 |
| U.S. Core Equity 1 Portfolio | 1,052 | 0.02% | $7.49K | 0.00% | Jul 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Bronson Crouch | CEO and Chairman, Director, 10% owner | 41,036,671 | 605.08% | Apr 28, 2025 |
| Sandeep Laumas | CFO and CBO | 3,212,460 | 47.37% | Sep 12, 2025 |
| Gwendolyn Binder | Director | – | – | Jun 12, 2026 |
| Neil W. Gibson | Director | – | – | Jun 12, 2026 |
| R. Kent McGaughy Jr | Director | 8,218,467 | 121.18% | Jun 12, 2026 |
| George Matcham | Director | 762,000 | 11.24% | Jun 12, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Sandeep Laumas CFO and CBO | Sep 10, 2025 | Sale | −17,539 | $23.04 | $404.10K | 12,461 |
| Sandeep Laumas CFO and CBO | Sep 10, 2025 | Sale | −12,461 | $23.88 | $297.57K | 0 |
| Sandeep Laumas CFO and CBO | Sep 10, 2025 | Option exercise | +13,000 | $12.68 | $164.84K | 30,000 |
| Sandeep Laumas CFO and CBO | Sep 10, 2025 | Option exercise | +17,000 | $11.60 | $197.20K | 17,000 |
| R. Kent McGaughy Jr Director | Mar 15, 2022 | Other | −260,323 | – | – | 8,218,467 |
| R. Kent McGaughy Jr Director | Mar 23, 2021 | Conversion | +954,182 | – | – | 8,028,790 |
| R. Kent McGaughy Jr Director | Mar 23, 2021 | Conversion | +7,074,608 | – | – | 7,074,608 |
| R. Kent McGaughy Jr Director | Mar 23, 2021 | Buy | +450,000 | $20.00 | $9.00M | 8,478,790 |
| Bronson Crouch CEO and Chairman, Director, 10% owner | Mar 23, 2021 | Conversion | +6,098,799 | – | – | 36,098,799 |
| Bronson Crouch CEO and Chairman, Director, 10% owner | Mar 23, 2021 | Conversion | +30,000,000 | – | – | 30,000,000 |
| Bronson Crouch CEO and Chairman, Director, 10% owner | Mar 23, 2021 | Conversion | +1,431,274 | – | – | 37,530,073 |
| Bronson Crouch CEO and Chairman, Director, 10% owner | Mar 23, 2021 | Buy | +450,000 | $20.00 | $9.00M | 37,980,073 |
| Jack Nielsen Director | Mar 23, 2021 | Conversion | +11,709,696 | – | – | 11,709,696 |
| Jack Nielsen Director | Mar 23, 2021 | Buy | +300,000 | $20.00 | $6.00M | 12,486,787 |
| Jack Nielsen Director | Mar 23, 2021 | Conversion | +477,091 | – | – | 12,186,787 |
| Ventures V. LLC Curative 10% owner | Mar 23, 2021 | Conversion | +1,431,274 | – | – | 37,530,073 |
| Ventures V. LLC Curative 10% owner | Mar 23, 2021 | Conversion | +6,098,799 | – | – | 36,098,799 |
| Ventures V. LLC Curative 10% owner | Mar 23, 2021 | Conversion | +30,000,000 | – | – | 30,000,000 |
| Ventures V. LLC Curative 10% owner | Mar 23, 2021 | Buy | +450,000 | $20.00 | $9.00M | 37,980,073 |
| Vivo Capital Fund IX, L.P. 10% owner | Mar 23, 2021 | Buy | +300,000 | $20.00 | $6.00M | 12,486,787 |
| Vivo Capital Fund IX, L.P. 10% owner | Mar 23, 2021 | Conversion | +477,091 | – | – | 12,186,787 |
| Vivo Capital Fund IX, L.P. 10% owner | Mar 23, 2021 | Conversion | +11,709,696 | – | – | 11,709,696 |
| Nimish P. Shah Director | Mar 23, 2021 | Buy | +48,390 | $20.00 | $967.80K | 48,390 |
| Nimish P. Shah Director | Mar 23, 2021 | Buy | +116,880 | $20.00 | $2.34M | 597,596 |
| Nimish P. Shah Director | Mar 23, 2021 | Buy | +10,470 | $20.00 | $209.40K | 563,533 |
| Nimish P. Shah Director | Mar 23, 2021 | Buy | +19,620 | $20.00 | $392.40K | 19,620 |
| Nimish P. Shah Director | Mar 23, 2021 | Buy | +104,640 | $20.00 | $2.09M | 5,635,937 |
| Nimish P. Shah Director | Mar 23, 2021 | Conversion | +480,716 | – | – | 480,716 |
| Nimish P. Shah Director | Mar 23, 2021 | Conversion | +43,033 | – | – | 553,063 |
| Nimish P. Shah Director | Mar 23, 2021 | Conversion | +430,431 | – | – | 5,531,297 |
| Nimish P. Shah Director | Mar 23, 2021 | Conversion | +510,030 | – | – | 510,030 |
| Nimish P. Shah Director | Mar 23, 2021 | Conversion | +5,100,866 | – | – | 5,100,866 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Laumas Sandeep Officer | Sep 10, 2025 | 30,000 | $701.60K | Sep 10, 2025 | Stock Option Exercise |