Company · CIK 1478320 # Adaptive Biotechnologies Corp Source: SEC EDGAR · as of 2026-10-27 06:30 UTC · latest filing day 2026-10-26 | CIK | [1478320](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001478320) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2836 — Biological Products, (No Diagnostic Substances) | | Incorporated in | WA | | Business address | WA | | Listed | ADPT (Nasdaq) | | First annual or quarterly report | 2019-08-13 | ## Offerings 3 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-239854 | Shelf Effective | 2020-07-14 | 2020-07-16 | 3 | | 333-235989 | Registered company Final prospectus | 2020-01-21 | 2020-01-24 | 4 | | 333-231838 | IPO Final prospectus | 2019-05-30 | 2019-06-27 | 6 | ## Filings 15 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2020-07-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1478320/000119312520194003/0001193125-20-194003-index.htm) Shelf takedown | 333-239854 | 0001193125-20-194003 | | 2020-07-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1478320/000119312520192670/0001193125-20-192670-index.htm) Shelf takedown | 333-239854 | 0001193125-20-192670 | | 2020-07-14 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1478320/000119312520192640/0001193125-20-192640-index.htm) Shelf registered | 333-239854 | 0001193125-20-192640 | | 2020-01-24 | [424B4](https://www.sec.gov/Archives/edgar/data/1478320/000119312520014285/0001193125-20-014285-index.htm) Final prospectus | 333-235989 | 0001193125-20-014285 | | 2020-01-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1478320/999999999520000152/9999999995-20-000152-index.htm) Declared effective | 333-235989 | 9999999995-20-000152 | | 2020-01-22 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1478320/000119312520012051/0001193125-20-012051-index.htm) Amendment | 333-235989 | 0001193125-20-012051 | | 2020-01-21 | [S-1](https://www.sec.gov/Archives/edgar/data/1478320/000119312520011067/0001193125-20-011067-index.htm) Registration filed | 333-235989 | 0001193125-20-011067 | | 2020-01-09 | [DRS](https://www.sec.gov/Archives/edgar/data/1478320/000095012320000100/0000950123-20-000100-index.htm) Draft made public | 377-02989 | 0000950123-20-000100 | | 2019-06-27 | [424B4](https://www.sec.gov/Archives/edgar/data/1478320/000119312519184483/0001193125-19-184483-index.htm) Final prospectus | 333-231838 | 0001193125-19-184483 | | 2019-06-26 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1478320/999999999519001450/9999999995-19-001450-index.htm) Declared effective | 333-231838 | 9999999995-19-001450 | | 2019-06-26 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1478320/000119312519182012/0001193125-19-182012-index.htm) Amendment | 333-231838 | 0001193125-19-182012 | | 2019-06-19 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1478320/000119312519176598/0001193125-19-176598-index.htm) Amendment | 333-231838 | 0001193125-19-176598 | | 2019-06-17 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1478320/000119312519174174/0001193125-19-174174-index.htm) Amendment | 333-231838 | 0001193125-19-174174 | | 2019-05-30 | [S-1](https://www.sec.gov/Archives/edgar/data/1478320/000119312519161447/0001193125-19-161447-index.htm) Registration filed | 333-231838 | 0001193125-19-161447 | | 2019-03-29 | [DRS](https://www.sec.gov/Archives/edgar/data/1478320/000095012319002935/0000950123-19-002935-index.htm) Draft made public | 377-02564 | 0000950123-19-002935 | [All filings of this company](https://equitycapital.markets/filings?cik=1478320) · [CSV](https://equitycapital.markets/filings.csv?cik=1478320) --- Source page: https://equitycapital.markets/company/1478320 · Data: U.S. SEC EDGAR · CC BY 4.0