Stock report · Delisted · Nasdaq
ACELYRIN, INC. Common Stock (SLRN)
2.27USD Delisted Final close · May 20, 2025

SLRN no longer trades. ACELYRIN, INC. Common Stock was delisted from the Nasdaq in May 2025.
All prices on this page are historical. The last trade was on May 20, 2025, at $2.27.
SLRN stock price history
Final trading statistics
- Final close
- $2.27
- Final trading day
- May 20, 2025
- Market cap at delisting
- $229.17M
- Shares outstanding
- 100.95M
- Final 52-week range
- $1.84 – $7.25
- Avg. volume (final 3 mo.)
- 1,475,987
- All-time high
- $28.82 · Aug 2023
- All-time low
- $1.89 · Feb 2025
- Return since IPO
- -90.3%
- Beta
- 1.09
- Book value / share
- $4.04
- Price / book
- 0.56
About ACELYRIN, INC. Common Stock
Acelyrin was a clinical biopharma company that identified, acquired and advanced new medicines. Its lead candidate was lonigutamab, an antibody given under the skin that targets IGF-1R. It had finished a Phase 2 trial in Thyroid Eye Disease (TED).
The company was incorporated in 2020 and based in Agoura Hills, California. As of May 21, 2025, it became a subsidiary of Alumis Inc. Its stock was delisted from the Nasdaq in May 2025, with the last trade on May 20, 2025 at $2.27.
- Exchange (former)
- Nasdaq
- Sector
- Healthcare
- Industry
- Biotechnology
- Headquarters
- Agoura Hills, CA
- Employees
- 83
- IPO date
- May 4, 2023
- Delisted
- May 20, 2025
- SEC CIK
- 1962918
ACELYRIN, INC. Common Stock financials before the delisting
The last 4 fiscal years ACELYRIN, INC. Common Stock reported as a public company, fiscal year ending December.
SLRN revenue and net income
SLRN earnings per share
SLRN annual financials
| Fiscal year | Revenue | Net income | EPS |
|---|---|---|---|
| FY2024 | $0.00 | −$248.2M | −$2.50 |
| FY2023 | $0.00 | −$381.6M | −$4.35 |
| FY2022 | $0.00 | −$250.5M | — |
| FY2021 | $0.00 | −$41.8M | — |
Net income is GAAP. EPS is adjusted (non-GAAP) EPS, as reported.
ACELYRIN, INC. Common Stock stock FAQ
What happened to ACELYRIN, INC. Common Stock stock?
ACELYRIN, INC. Common Stock was delisted from the Nasdaq in May 2025. The final close was $2.27 on May 20, 2025.
Can I still buy SLRN stock?
No. SLRN is no longer listed on the Nasdaq or any other U.S. exchange; it was removed on May 20, 2025.
What was the last price of SLRN?
SLRN last closed at $2.27 on May 20, 2025, which valued the company at about $229.17M.
How did ACELYRIN, INC. Common Stock do in its last full fiscal year?
In fiscal 2024, its last full year as a public company, ACELYRIN, INC. Common Stock reported revenue of $0.00 and net income of −$248.2M.
When did ACELYRIN, INC. Common Stock go public?
ACELYRIN, INC. Common Stock shares started trading on May 4, 2023.
SLRN 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.