Skip to main content

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 2024

Institutional positions in Turnstone Biologics Corp. as of Sep 30, 2024. 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
24
−22 vs. Q2 2024
Shares held
11.4M
−1.22M (−9.6%) vs. Q2 2024
Total value
$6.37M
−$26.8M (−80.8%) vs. Q2 2024
New holders
2
5 more added
Sold out
24
10 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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.

Institutional holdersQ3 2024: 24 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 35 institutionsQ4 2023: 36 institutionsQ1 2024: 40 institutionsQ2 2024: 47 institutionsQ3 2024: 24 institutionsQ4 2024: 28 institutionsQ1 2025: 23 institutionsQ2 2025: 23 institutionsQ3 2025: 1 institutionQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ3 2024: $6.37M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $48.0MQ4 2023: $33.1MQ1 2024: $35.0MQ2 2024: $33.3MQ3 2024: $6.37MQ4 2024: $5.51MQ1 2025: $4.26MQ2 2025: $3.03MQ3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $0
Institutions holding TSBX and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 20250$0
Q3 20251$0
Q2 202523$3.03M
Q1 202523$4.26M
Q4 202428$5.51M
Q3 202424$6.37M
Q2 202447$33.3M
Q1 202440$35.0M
Q4 202336$33.1M
Q3 202335$48.0M
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Turnstone Biologics Corp.; share changes are against Q2 2024.

Institutions holding TSBX in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC3,099,265$1.73M0.03%00.0%Unchanged
FMR LLC1,172,987$653.5K0.00%+37,738+3.3%Added
PFM Health Sciences, LP932,348$519.4K0.03%00.0%Unchanged
Point72 Asset Management, L.P.932,226$519.3K0.00%−186,362−16.7%Reduced
Bank of America Corp911,741$507.8K0.00%+960+0.1%Added
Takeda Pharmaceutical Co Ltd895,824$499.0K1.31%00.0%Unchanged
Citadel Advisors LLC689,213$384.0K0.00%+4,580+0.7%Added
Vanguard Group Inc578,995$322.5K0.00%00.0%Unchanged
72 Investment Holdings, LLC549,980$306.4K0.66%00.0%Unchanged
Sectoral Asset Management Inc517,648$288.4K0.17%00.0%Unchanged
ExodusPoint Capital Management, LP454,026$253.0K0.00%−10,795−2.3%Reduced
FIL Ltd192,657$107.3K0.00%00.0%Unchanged
Geode Capital Management, LLC132,819$74.0K0.00%+60,867+84.6%Added
Barclays PLC110,044$61.3K0.00%−5,934−5.1%Reduced
Millennium Management LLC103,028$57.4K0.00%−22,829−18.1%Reduced
Balyasny Asset Management LLC49,880$27.8K0.00%−3,802−7.1%Reduced
BlackRock, Inc.42,928$23.9K0.00%+42,928New
Acadian Asset Management LLC36,454$19.0K0.00%+36,454New
Northern Trust Corp18,405$10.3K0.00%−75,829−80.5%Reduced
UBS Group AG10,643$5.93K0.00%+9,092+586.2%Added
Morgan Stanley6,001$3.34K0.00%−12,758−68.0%Reduced
Tower Research Capital LLC (TRC)4,976$2.77K0.00%−5,526−52.6%Reduced
Catalyst Funds Management Pty Ltd800$4460.00%−3,100−79.5%Reduced
JPMorgan Chase & Co158$880.00%−6,683−97.7%Reduced
Eventide Asset Management, LLC0$00.00%−458,317−100.0%Sold out
Zimmer Partners, LP0$00.00%−216,138−100.0%Sold out
Goldman Sachs Group Inc0$00.00%−73,288−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−51,293−100.0%Sold out
Kathleen S. Wright Associates Inc.0$00.00%−42,553−100.0%Sold out
Jane Street Group, LLC0$00.00%−36,609−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−35,771−100.0%Sold out
Centiva Capital, LP0$00.00%−25,225−100.0%Sold out
Bridgeway Capital Management, LLC0$00.00%−24,900−100.0%Sold out
Citigroup Inc0$00.00%−24,825−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−19,025−100.0%Sold out
Squarepoint Ops LLC0$00.00%−15,018−100.0%Sold out
Virtu Financial LLC0$00.00%−13,954−100.0%Sold out
O'Shaughnessy Asset Management, LLC0$00.00%−13,737−100.0%Sold out
SEI Investments Co0$00.00%−11,882−100.0%Sold out
Mirae Asset Global ETFs Holdings Ltd.0$00.00%−8,135−100.0%Sold out
Russell Investments Group, Ltd.0$00.00%−2,445−100.0%Sold out
Nordwand Advisors, LLC0$00.00%−1,500−100.0%Sold out
Rhumbline Advisers0$00.00%−860−100.0%Sold out
Macquarie Group Ltd0$00.00%−789−100.0%Sold out
New York State Common Retirement Fund0$00.00%−125−100.0%Sold out
Nisa Investment Advisors, LLC0$00.00%−54−100.0%Sold out
Royal Bank of Canada0$00.00%−11−100.0%Sold out
CWM, LLC0$00.00%−49−100.0%Sold out
BlackRock Inc.––––Not filed