Company · CIK 1556263 # Syros Pharmaceuticals, Inc. | CIK | [1556263](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001556263) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | DE | | Business address | MA | | Listed | no ticker on SEC record today | | First annual or quarterly report | 2016-08-15 | ## Offerings 8 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-218012 | Registered company Effective | 2017-05-15 | 2025-03-11 | 4 | | 333-219369 | Shelf Effective | 2017-07-20 | 2025-03-11 | 10 | | 333-222634 | Shelf Effective | 2018-01-19 | 2025-03-11 | 3 | | 333-239141 | Shelf Effective | 2020-06-12 | 2025-03-11 | 6 | | 333-251941 | Shelf Effective | 2021-01-07 | 2025-03-11 | 3 | | 333-267888 | Shelf Effective | 2022-10-14 | 2025-03-11 | 3 | | 333-271160 | Shelf Effective | 2023-04-06 | 2025-03-11 | 5 | | 333-211818 | IPO Final prospectus | 2016-06-03 | 2016-06-30 | 4 | ## Filings 40 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000637/9999999995-25-000637-index.htm) Declared effective | 333-271160 | 9999999995-25-000637 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000634/9999999995-25-000634-index.htm) Declared effective | 333-267888 | 9999999995-25-000634 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000633/9999999995-25-000633-index.htm) Declared effective | 333-251941 | 9999999995-25-000633 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000632/9999999995-25-000632-index.htm) Declared effective | 333-239141 | 9999999995-25-000632 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000631/9999999995-25-000631-index.htm) Declared effective | 333-222634 | 9999999995-25-000631 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000630/9999999995-25-000630-index.htm) Declared effective | 333-219369 | 9999999995-25-000630 | | 2025-03-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999525000629/9999999995-25-000629-index.htm) Declared effective | 333-218012 | 9999999995-25-000629 | | 2023-12-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312523298682/0001193125-23-298682-index.htm) Shelf takedown | 333-271160 | 0001193125-23-298682 | | 2023-05-01 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312523130379/0001193125-23-130379-index.htm) Shelf takedown | 333-271160 | 0001193125-23-130379 | | 2023-04-28 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999523001109/9999999995-23-001109-index.htm) Declared effective | 333-271160 | 9999999995-23-001109 | | 2023-04-06 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000119312523093977/0001193125-23-093977-index.htm) Shelf registered | 333-271160 | 0001193125-23-093977 | | 2022-12-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999522003622/9999999995-22-003622-index.htm) Declared effective | 333-267888 | 9999999995-22-003622 | | 2022-10-14 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000119312522262985/0001193125-22-262985-index.htm) Shelf registered | 333-267888 | 0001193125-22-262985 | | 2022-08-08 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999522002295/9999999995-22-002295-index.htm) Declared effective | 333-266184 | 9999999995-22-002295 | | 2021-01-20 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312521012391/0001193125-21-012391-index.htm) Shelf takedown | 333-239141 | 0001193125-21-012391 | | 2021-01-19 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999521000196/9999999995-21-000196-index.htm) Declared effective | 333-251941 | 9999999995-21-000196 | | 2021-01-19 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312521011442/0001193125-21-011442-index.htm) Shelf takedown | 333-239141 | 0001193125-21-011442 | | 2021-01-07 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000119312521004184/0001193125-21-004184-index.htm) Shelf registered | 333-251941 | 0001193125-21-004184 | | 2020-06-23 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312520176648/0001193125-20-176648-index.htm) Shelf takedown | 333-239141 | 0001193125-20-176648 | | 2020-06-22 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999520001499/9999999995-20-001499-index.htm) Declared effective | 333-239141 | 9999999995-20-001499 | | 2020-06-12 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000119312520167717/0001193125-20-167717-index.htm) Shelf registered | 333-239141 | 0001193125-20-167717 | | 2020-03-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312520065261/0001193125-20-065261-index.htm) Shelf takedown | 333-219369 | 0001193125-20-065261 | | 2019-04-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312519099442/0001193125-19-099442-index.htm) Shelf takedown | 333-219369 | 0001193125-19-099442 | | 2019-04-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312519099440/0001193125-19-099440-index.htm) Shelf takedown | 333-219369 | 0001193125-19-099440 | | 2019-04-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312519097903/0001193125-19-097903-index.htm) Shelf takedown | 333-219369 | 0001193125-19-097903 | | 2019-04-04 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000119312519097897/0001193125-19-097897-index.htm) Shelf takedown | 333-219369 | 0001193125-19-097897 | | 2018-02-12 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999518000414/9999999995-18-000414-index.htm) Declared effective | 333-222634 | 9999999995-18-000414 | | 2018-01-31 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000104746918000528/0001047469-18-000528-index.htm) Shelf takedown | 333-219369 | 0001047469-18-000528 | | 2018-01-30 | [424B5](https://www.sec.gov/Archives/edgar/data/1556263/000104746918000509/0001047469-18-000509-index.htm) Shelf takedown | 333-219369 | 0001047469-18-000509 | | 2018-01-19 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000104746918000284/0001047469-18-000284-index.htm) Shelf registered | 333-222634 | 0001047469-18-000284 | | 2017-07-31 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999517001988/9999999995-17-001988-index.htm) Declared effective | 333-219369 | 9999999995-17-001988 | | 2017-07-26 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999517001920/9999999995-17-001920-index.htm) Declared effective | 333-218012 | 9999999995-17-001920 | | 2017-07-20 | [S-3](https://www.sec.gov/Archives/edgar/data/1556263/000110465917046035/0001104659-17-046035-index.htm) Shelf registered | 333-219369 | 0001104659-17-046035 | | 2017-05-25 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999517001390/9999999995-17-001390-index.htm) Declared effective | 333-218012 | 9999999995-17-001390 | | 2017-05-15 | [S-1](https://www.sec.gov/Archives/edgar/data/1556263/000104746917003426/0001047469-17-003426-index.htm) Registration filed | 333-218012 | 0001047469-17-003426 | | 2016-06-30 | [424B4](https://www.sec.gov/Archives/edgar/data/1556263/000104746916014103/0001047469-16-014103-index.htm) Final prospectus | 333-211818 | 0001047469-16-014103 | | 2016-06-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1556263/999999999516005032/9999999995-16-005032-index.htm) Declared effective | 333-211818 | 9999999995-16-005032 | | 2016-06-20 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1556263/000104746916013884/0001047469-16-013884-index.htm) Amendment | 333-211818 | 0001047469-16-013884 | | 2016-06-03 | [S-1](https://www.sec.gov/Archives/edgar/data/1556263/000104746916013612/0001047469-16-013612-index.htm) Registration filed | 333-211818 | 0001047469-16-013612 | | 2015-11-20 | [DRS](https://www.sec.gov/Archives/edgar/data/1556263/000091205715000414/0000912057-15-000414-index.htm) Draft made public | 377-01218 | 0000912057-15-000414 | [All filings of this company](https://equitycapital.markets/filings?cik=1556263) · [CSV](https://equitycapital.markets/filings.csv?cik=1556263) --- Source page: https://equitycapital.markets/company/1556263 · Data: U.S. SEC EDGAR · CC BY 4.0