Turnstone Biologics Corp.
TSBXDelisted Aug 11, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001764974
Turnstone Biologics Corp. was delisted on Aug 11, 2025; its insiders filed their last Form 4 on Aug 12, 2025; 23 institutions reported holding it in 13F filings for Q2 2025, worth $3.03M in total; no superinvestor held it.
13F holders, Q3 2023
Institutional positions in Turnstone Biologics Corp. as of Sep 30, 2023. 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
- 35
- +35 vs. Q2 2023
- Shares held
- 12.2M
- +12.2M vs. Q2 2023
- Total value
- $48.0M
- +$48.0M vs. Q2 2023
- New holders
- 35
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting TSBX 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 1 | $0 |
| Q2 2025 | 23 | $3.03M |
| Q1 2025 | 23 | $4.26M |
| Q4 2024 | 28 | $5.51M |
| Q3 2024 | 24 | $6.37M |
| Q2 2024 | 47 | $33.3M |
| Q1 2024 | 40 | $35.0M |
| Q4 2023 | 36 | $33.1M |
| Q3 2023 | 35 | $48.0M |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Turnstone Biologics Corp.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 3,099,265 | $12.2M | 0.28% | +3,099,265 | New |
| FMR LLC | 2,830,284 | $11.2M | 0.00% | +2,830,284 | New |
| PFM Health Sciences, LP | 1,524,710 | $6.01M | 0.29% | +1,524,710 | New |
| Point72 Asset Management, L.P. | 833,333 | $3.28M | 0.01% | +833,333 | New |
| Eventide Asset Management, LLC | 708,317 | $2.79M | 0.05% | +708,317 | New |
| Citadel Advisors LLC | 687,452 | $2.66M | 0.00% | +687,452 | New |
| 72 Investment Holdings, LLC | 549,981 | $2.17M | 14.52% | +549,981 | New |
| Sectoral Asset Management Inc | 517,648 | $2.04M | 0.40% | +517,648 | New |
| ExodusPoint Capital Management, LP | 320,699 | $1.26M | 0.02% | +320,699 | New |
| BlackRock Inc. | 281,406 | $1.11M | 0.00% | +281,406 | New |
| FIL Ltd | 192,657 | $759.1K | 0.00% | +192,657 | New |
| Zimmer Partners, LP | 141,666 | $558.2K | 0.01% | +141,666 | New |
| Geode Capital Management, LLC | 110,495 | $435.4K | 0.00% | +110,495 | New |
| Vanguard Group Inc | 108,609 | $427.9K | 0.00% | +108,609 | New |
| Caas Capital Management LP | 76,508 | $301.4K | 0.07% | +76,508 | New |
| Northern Trust Corp | 57,782 | $227.7K | 0.00% | +57,782 | New |
| Two Sigma Investments, LP | 43,500 | $171.4K | 0.00% | +43,500 | New |
| State Street Corp | 23,500 | $92.6K | 0.00% | +23,500 | New |
| Millennium Management LLC | 19,744 | $77.8K | 0.00% | +19,744 | New |
| New York State Common Retirement Fund | 18,867 | $74.3K | 0.00% | +18,867 | New |
| Charles Schwab Investment Management Inc | 15,169 | $59.8K | 0.00% | +15,169 | New |
| Bank of America Corp | 8,515 | $33.5K | 0.00% | +8,515 | New |
| Rhumbline Advisers | 7,830 | $30.8K | 0.00% | +7,830 | New |
| Citigroup Inc | 7,524 | $29.6K | 0.00% | +7,524 | New |
| JPMorgan Chase & Co | 4,222 | $16.6K | 0.00% | +4,222 | New |
| American International Group, Inc. | 3,197 | $12.6K | 0.00% | +3,197 | New |
| Morgan Stanley | 2,897 | $11.4K | 0.00% | +2,897 | New |
| Wells Fargo & Company | 1,448 | $5.71K | 0.00% | +1,448 | New |
| California State Teachers Retirement System | 1,413 | $5.57K | 0.00% | +1,413 | New |
| UBS Group AG | 1,371 | $5.40K | 0.00% | +1,371 | New |
| Amalgamated Bank | 1,175 | $5.00K | 0.00% | +1,175 | New |
| Royal Bank of Canada | 1,183 | $5.00K | 0.00% | +1,183 | New |
| Legal & General Group Plc | 796 | $3.10K | 0.00% | +796 | New |
| Ameritas Investment Partners, Inc. | 630 | $2.48K | 0.00% | +630 | New |
| Tower Research Capital LLC (TRC) | 479 | $1.89K | 0.00% | +479 | New |