Company · CIK 1746466 # Equillium, Inc. | CIK | [1746466](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001746466) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | DE | | Business address | CA | | Listed | EQ (Nasdaq) | | First annual or quarterly report | 2018-11-15 | ## Offerings 7 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-294919 | Shelf Effective | 2026-04-07 | 2026-04-16 | 2 | | 333-291510 | Shelf Effective | 2025-11-13 | 2026-03-25 | 2 | | 333-269153 | Shelf Effective | 2023-01-06 | 2025-09-19 | 5 | | 333-290138 | Shelf Effective | 2025-09-09 | 2025-09-18 | 2 | | 333-234683 | Shelf Effective | 2019-11-13 | 2021-02-04 | 6 | | 333-237491 | Registered company Effective | 2020-03-30 | 2020-04-07 | 2 | | 333-227387 | IPO Final prospectus | 2018-09-17 | 2018-10-12 | 5 | ## Filings 27 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-04-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999526001220/9999999995-26-001220-index.htm) Declared effective | 333-294919 | 9999999995-26-001220 | | 2026-04-07 | [S-3](https://www.sec.gov/Archives/edgar/data/1746466/000119312526145746/0001193125-26-145746-index.htm) Shelf registered | 333-294919 | 0001193125-26-145746 | | 2026-03-25 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999526000928/9999999995-26-000928-index.htm) Declared effective | 333-291510 | 9999999995-26-000928 | | 2025-11-13 | [S-3](https://www.sec.gov/Archives/edgar/data/1746466/000119312525280396/0001193125-25-280396-index.htm) Shelf registered | 333-291510 | 0001193125-25-280396 | | 2025-09-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312525209063/0001193125-25-209063-index.htm) Shelf takedown | 333-269153 | 0001193125-25-209063 | | 2025-09-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999525003008/9999999995-25-003008-index.htm) Declared effective | 333-290138 | 9999999995-25-003008 | | 2025-09-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1746466/000119312525199239/0001193125-25-199239-index.htm) Shelf registered | 333-290138 | 0001193125-25-199239 | | 2024-02-23 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312524044660/0001193125-24-044660-index.htm) Shelf takedown | 333-269153 | 0001193125-24-044660 | | 2023-10-05 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312523251676/0001193125-23-251676-index.htm) Shelf takedown | 333-269153 | 0001193125-23-251676 | | 2023-02-23 | [RW](https://www.sec.gov/Archives/edgar/data/1746466/000119312523046500/0001193125-23-046500-index.htm) Withdrawn | 333-268024 | 0001193125-23-046500 | | 2023-01-18 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999523000126/9999999995-23-000126-index.htm) Declared effective | 333-269153 | 9999999995-23-000126 | | 2023-01-06 | [S-3](https://www.sec.gov/Archives/edgar/data/1746466/000119312523003655/0001193125-23-003655-index.htm) Shelf registered | 333-269153 | 0001193125-23-003655 | | 2022-11-10 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999522003274/9999999995-22-003274-index.htm) Declared effective | 333-268024 | 9999999995-22-003274 | | 2021-02-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312521028129/0001193125-21-028129-index.htm) Shelf takedown | 333-234683 | 0001193125-21-028129 | | 2020-08-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312520220489/0001193125-20-220489-index.htm) Shelf takedown | 333-234683 | 0001193125-20-220489 | | 2020-08-13 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312520219125/0001193125-20-219125-index.htm) Shelf takedown | 333-234683 | 0001193125-20-219125 | | 2020-07-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1746466/000119312520192218/0001193125-20-192218-index.htm) Shelf takedown | 333-234683 | 0001193125-20-192218 | | 2020-04-07 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999520000701/9999999995-20-000701-index.htm) Declared effective | 333-237491 | 9999999995-20-000701 | | 2020-03-30 | [S-1](https://www.sec.gov/Archives/edgar/data/1746466/000156459020014306/0001564590-20-014306-index.htm) Registration filed | 333-237491 | 0001564590-20-014306 | | 2019-11-25 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999519002656/9999999995-19-002656-index.htm) Declared effective | 333-234683 | 9999999995-19-002656 | | 2019-11-13 | [S-3](https://www.sec.gov/Archives/edgar/data/1746466/000119312519291182/0001193125-19-291182-index.htm) Shelf registered | 333-234683 | 0001193125-19-291182 | | 2018-10-12 | [424B4](https://www.sec.gov/Archives/edgar/data/1746466/000119312518298453/0001193125-18-298453-index.htm) Final prospectus | 333-227387 | 0001193125-18-298453 | | 2018-10-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1746466/999999999518002599/9999999995-18-002599-index.htm) Declared effective | 333-227387 | 9999999995-18-002599 | | 2018-10-02 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1746466/000119312518290169/0001193125-18-290169-index.htm) Amendment | 333-227387 | 0001193125-18-290169 | | 2018-09-28 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1746466/000119312518286265/0001193125-18-286265-index.htm) Amendment | 333-227387 | 0001193125-18-286265 | | 2018-09-17 | [S-1](https://www.sec.gov/Archives/edgar/data/1746466/000119312518275420/0001193125-18-275420-index.htm) Registration filed | 333-227387 | 0001193125-18-275420 | | 2018-08-03 | [DRS](https://www.sec.gov/Archives/edgar/data/1746466/000095012318007408/0000950123-18-007408-index.htm) Draft made public | 377-02202 | 0000950123-18-007408 | [All filings of this company](https://equitycapital.markets/filings?cik=1746466) · [CSV](https://equitycapital.markets/filings.csv?cik=1746466) --- Source page: https://equitycapital.markets/company/1746466 · Data: U.S. SEC EDGAR · CC BY 4.0