Company · CIK 1962918

# ACELYRIN, Inc.

| CIK | [1962918](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001962918) (SEC EDGAR) |
| --- | --- |
| Industry (SIC) | 2834 — Pharmaceutical Preparations |
| Incorporated in | DE |
| Business address | CA |
| Listed | no ticker on SEC record today |
| First annual or quarterly report | 2023-06-15 |

## Offerings

 2 registrations

| Registration | Label and status | First filed | Last event | Filings |
| --- | --- | --- | --- | --- |
| 333-283209 | Shelf Effective | 2024-11-13 | 2025-05-22 | 3 |
| 333-271244 | IPO Final prospectus | 2023-04-13 | 2023-05-05 | 5 |

## Filings

 9

| Filed | Filing | Registration | Accession |
| --- | --- | --- | --- |
| 2025-05-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1962918/999999999525001700/9999999995-25-001700-index.htm) Declared effective | 333-283209 | 9999999995-25-001700 |
| 2024-11-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1962918/999999999524003562/9999999995-24-003562-index.htm) Declared effective | 333-283209 | 9999999995-24-003562 |
| 2024-11-13 | [S-3](https://www.sec.gov/Archives/edgar/data/1962918/000119312524257383/0001193125-24-257383-index.htm) Shelf registered | 333-283209 | 0001193125-24-257383 |
| 2023-05-05 | [424B4](https://www.sec.gov/Archives/edgar/data/1962918/000119312523137142/0001193125-23-137142-index.htm) Final prospectus | 333-271244 | 0001193125-23-137142 |
| 2023-05-04 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1962918/999999999523001296/9999999995-23-001296-index.htm) Declared effective | 333-271244 | 9999999995-23-001296 |
| 2023-05-03 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1962918/000119312523134458/0001193125-23-134458-index.htm) Amendment | 333-271244 | 0001193125-23-134458 |
| 2023-05-01 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1962918/000119312523128619/0001193125-23-128619-index.htm) Amendment | 333-271244 | 0001193125-23-128619 |
| 2023-04-13 | [S-1](https://www.sec.gov/Archives/edgar/data/1962918/000119312523100691/0001193125-23-100691-index.htm) Registration filed | 333-271244 | 0001193125-23-100691 |
| 2023-02-10 | [DRS](https://www.sec.gov/Archives/edgar/data/1962918/000095012323001589/0000950123-23-001589-index.htm) Draft made public | 377-06587 | 0000950123-23-001589 |

[All filings of this company](https://equitycapital.markets/filings?cik=1962918) · [CSV](https://equitycapital.markets/filings.csv?cik=1962918)

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Source page: https://equitycapital.markets/company/1962918 · Data: U.S. SEC EDGAR · CC BY 4.0