Stock report · Delisted · Nasdaq
Turnstone Biologics Corp. Common Stock (TSBX)
0.35USD Delisted Final close · Aug 8, 2025

TSBX no longer trades. Turnstone Biologics Corp. Common Stock was delisted from the Nasdaq in August 2025.
All prices on this page are historical. The last trade was on August 8, 2025, at $0.35.
TSBX stock price history
Final trading statistics
- Final close
- $0.35
- Final trading day
- Aug 8, 2025
- Market cap at delisting
- $8.21M
- Shares outstanding
- 23.14M
- Final 52-week range
- $0.29 – $2.42
- Avg. volume (final 3 mo.)
- 401,156
- All-time high
- $12.95 · Jul 2023
- All-time low
- $0.31 · Apr 2025
- Return since IPO
- -97.0%
- Beta
- 1.37
- Book value / share
- $0.64
- Price / book
- 0.56
About Turnstone Biologics Corp. Common Stock
Turnstone Biologics Corp. was a biotechnology company founded in 2014 and based in San Diego, California. It became a subsidiary of XOMA Royalty Corporation as of August 11, 2025. Its common stock was delisted from the Nasdaq in August 2025, with a final trade on August 8, 2025 at $0.35.
- Exchange (former)
- Nasdaq
- Sector
- Healthcare
- Industry
- Biotechnology
- Headquarters
- San Diego, CA
- Employees
- 14
- IPO date
- July 21, 2023
- Delisted
- August 8, 2025
- SEC CIK
- 1764974
Turnstone Biologics Corp. Common Stock financials before the delisting
The last 4 fiscal years Turnstone Biologics Corp. Common Stock reported as a public company, fiscal year ending December.
TSBX revenue and net income
TSBX earnings per share
TSBX annual financials
| Fiscal year | Revenue | Net income | EPS |
|---|---|---|---|
| FY2024 | $0.00 | −$70.8M | −$3.07 |
| FY2023 | $19.31M | −$55.2M | −$9.29 |
| FY2022 | $73.30M | −$30.8M | — |
| FY2021 | $101.29M | $33.3M | — |
Net income is GAAP. EPS is adjusted (non-GAAP) EPS, as reported.
Turnstone Biologics Corp. Common Stock stock FAQ
What happened to Turnstone Biologics Corp. Common Stock stock?
Turnstone Biologics Corp. Common Stock was delisted from the Nasdaq in August 2025. The final close was $0.35 on August 8, 2025.
Can I still buy TSBX stock?
No. TSBX is no longer listed on the Nasdaq or any other U.S. exchange; it was removed on August 8, 2025.
What was the last price of TSBX?
TSBX last closed at $0.35 on August 8, 2025, which valued the company at about $8.21M.
How did Turnstone Biologics Corp. Common Stock do in its last full fiscal year?
In fiscal 2024, its last full year as a public company, Turnstone Biologics Corp. Common Stock reported revenue of $0.00 and net income of −$70.8M.
When did Turnstone Biologics Corp. Common Stock go public?
Turnstone Biologics Corp. Common Stock shares started trading on July 21, 2023.
TSBX no longer trades, so there is no live quote. The information on this page is for reference only and is not investment advice; see our disclaimer.