Company · CIK 1619856

# Caribou Biosciences, Inc.

| CIK | [1619856](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001619856) (SEC EDGAR) |
| --- | --- |
| Industry (SIC) | 2836 — Biological Products, (No Diagnostic Substances) |
| Incorporated in | DE |
| Business address | CA |
| Listed | CRBU (Nasdaq) |
| First annual or quarterly report | 2021-09-02 |

## Offerings

 3 registrations

| Registration | Label and status | First filed | Last event | Filings |
| --- | --- | --- | --- | --- |
| 333-287093 | Shelf Effective | 2025-05-08 | 2025-05-14 | 2 |
| 333-266712 | Shelf Effective | 2022-08-09 | 2023-07-14 | 4 |
| 333-257604 | IPO Final prospectus | 2021-07-01 | 2021-07-23 | 5 |

## Filings

 12

| Filed | Filing | Registration | Accession |
| --- | --- | --- | --- |
| 2025-05-14 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1619856/999999999525001609/9999999995-25-001609-index.htm) Declared effective | 333-287093 | 9999999995-25-001609 |
| 2025-05-08 | [S-3](https://www.sec.gov/Archives/edgar/data/1619856/000119312525116051/0001193125-25-116051-index.htm) Shelf registered | 333-287093 | 0001193125-25-116051 |
| 2023-07-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1619856/000119312523187360/0001193125-23-187360-index.htm) Shelf takedown | 333-266712 | 0001193125-23-187360 |
| 2023-07-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1619856/000119312523186614/0001193125-23-186614-index.htm) Shelf takedown | 333-266712 | 0001193125-23-186614 |
| 2022-08-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1619856/999999999522002403/9999999995-22-002403-index.htm) Declared effective | 333-266712 | 9999999995-22-002403 |
| 2022-08-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1619856/000119312522216271/0001193125-22-216271-index.htm) Shelf registered | 333-266712 | 0001193125-22-216271 |
| 2021-07-23 | [424B4](https://www.sec.gov/Archives/edgar/data/1619856/000119312521223038/0001193125-21-223038-index.htm) Final prospectus | 333-257604 | 0001193125-21-223038 |
| 2021-07-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1619856/999999999521002886/9999999995-21-002886-index.htm) Declared effective | 333-257604 | 9999999995-21-002886 |
| 2021-07-22 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1619856/000119312521221318/0001193125-21-221318-index.htm) Amendment | 333-257604 | 0001193125-21-221318 |
| 2021-07-19 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1619856/000119312521217974/0001193125-21-217974-index.htm) Amendment | 333-257604 | 0001193125-21-217974 |
| 2021-07-01 | [S-1](https://www.sec.gov/Archives/edgar/data/1619856/000119312521206262/0001193125-21-206262-index.htm) Registration filed | 333-257604 | 0001193125-21-206262 |
| 2021-05-07 | [DRS](https://www.sec.gov/Archives/edgar/data/1619856/000095012321005591/0000950123-21-005591-index.htm) Draft made public | 377-04806 | 0000950123-21-005591 |

[All filings of this company](https://equitycapital.markets/filings?cik=1619856) · [CSV](https://equitycapital.markets/filings.csv?cik=1619856)

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Source page: https://equitycapital.markets/company/1619856 · Data: U.S. SEC EDGAR · CC BY 4.0