Company · CIK 1664710

# Keros Therapeutics, Inc.

| CIK | [1664710](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001664710) (SEC EDGAR) |
| --- | --- |
| Industry (SIC) | 2834 — Pharmaceutical Preparations |
| Business address | MA |
| Listed | KROS (Nasdaq) |
| First annual or quarterly report | 2020-05-22 |

## Offerings

 5 registrations

| Registration | Label and status | First filed | Last event | Filings |
| --- | --- | --- | --- | --- |
| 333-298854 | Shelf Effective | 2026-09-10 | 2026-09-16 | 2 |
| 333-279094 | Shelf Effective | 2024-05-03 | 2024-06-17 | 2 |
| 333-255724 | Shelf Effective | 2021-05-03 | 2024-01-04 | 4 |
| 333-250010 | Registered company Final prospectus | 2020-11-10 | 2020-11-13 | 3 |
| 333-237212 | IPO Final prospectus | 2020-03-16 | 2020-04-08 | 5 |

## Filings

 18

| Filed | Filing | Registration | Accession |
| --- | --- | --- | --- |
| 2026-09-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1664710/999999999526002985/9999999995-26-002985-index.htm) Declared effective | 333-298854 | 9999999995-26-002985 |
| 2026-09-10 | [S-3](https://www.sec.gov/Archives/edgar/data/1664710/000162828026061321/0001628280-26-061321-index.htm) Shelf registered | 333-298854 | 0001628280-26-061321 |
| 2024-06-17 | [424B5](https://www.sec.gov/Archives/edgar/data/1664710/000162828024028534/0001628280-24-028534-index.htm) Shelf takedown | 333-279094 | 0001628280-24-028534 |
| 2024-05-03 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1664710/000162828024020141/0001628280-24-020141-index.htm) Shelf registered | 333-279094 | 0001628280-24-020141 |
| 2024-01-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1664710/000162828024000429/0001628280-24-000429-index.htm) Shelf takedown | 333-255724 | 0001628280-24-000429 |
| 2024-01-03 | [424B5](https://www.sec.gov/Archives/edgar/data/1664710/000162828024000192/0001628280-24-000192-index.htm) Shelf takedown | 333-255724 | 0001628280-24-000192 |
| 2022-12-12 | [424B5](https://www.sec.gov/Archives/edgar/data/1664710/000162828022031721/0001628280-22-031721-index.htm) Shelf takedown | 333-255724 | 0001628280-22-031721 |
| 2021-05-03 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1664710/000162828021008617/0001628280-21-008617-index.htm) Shelf registered | 333-255724 | 0001628280-21-008617 |
| 2020-11-13 | [424B4](https://www.sec.gov/Archives/edgar/data/1664710/000162828020016415/0001628280-20-016415-index.htm) Final prospectus | 333-250010 | 0001628280-20-016415 |
| 2020-11-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1664710/999999999520003170/9999999995-20-003170-index.htm) Declared effective | 333-250010 | 9999999995-20-003170 |
| 2020-11-10 | [S-1](https://www.sec.gov/Archives/edgar/data/1664710/000162828020016204/0001628280-20-016204-index.htm) Registration filed | 333-250010 | 0001628280-20-016204 |
| 2020-11-03 | [DRS](https://www.sec.gov/Archives/edgar/data/1664710/000162827920000305/0001628279-20-000305-index.htm) Draft made public | 377-03737 | 0001628279-20-000305 |
| 2020-04-08 | [424B4](https://www.sec.gov/Archives/edgar/data/1664710/000119312520101456/0001193125-20-101456-index.htm) Final prospectus | 333-237212 | 0001193125-20-101456 |
| 2020-04-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1664710/999999999520000699/9999999995-20-000699-index.htm) Declared effective | 333-237212 | 9999999995-20-000699 |
| 2020-04-07 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1664710/000119312520099735/0001193125-20-099735-index.htm) Amendment | 333-237212 | 0001193125-20-099735 |
| 2020-04-01 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1664710/000119312520093365/0001193125-20-093365-index.htm) Amendment | 333-237212 | 0001193125-20-093365 |
| 2020-03-16 | [S-1](https://www.sec.gov/Archives/edgar/data/1664710/000119312520074978/0001193125-20-074978-index.htm) Registration filed | 333-237212 | 0001193125-20-074978 |
| 2020-01-21 | [DRS](https://www.sec.gov/Archives/edgar/data/1664710/000095012320000379/0000950123-20-000379-index.htm) Draft made public | 377-03001 | 0000950123-20-000379 |

[All filings of this company](https://equitycapital.markets/filings?cik=1664710) · [CSV](https://equitycapital.markets/filings.csv?cik=1664710)

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Source page: https://equitycapital.markets/company/1664710 · Data: U.S. SEC EDGAR · CC BY 4.0