Company · CIK 1716947 # Ensysce Biosciences, Inc. | CIK | [1716947](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001716947) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 2834 — Pharmaceutical Preparations | | Incorporated in | DE | | Business address | CA | | Listed | ENSC (Nasdaq) | | First annual or quarterly report | 2018-01-09 | ## Offerings 20 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-299618 | Shelf Filed | 2026-10-23 | 2026-10-23 | 1 | | 333-296499 | Shelf Effective | 2026-06-04 | 2026-06-26 | 2 | | 333-294939 | Shelf Effective | 2026-04-09 | 2026-04-15 | 2 | | 333-291892 | Shelf Effective | 2025-12-02 | 2025-12-11 | 2 | | 333-269157 | Shelf Effective | 2023-01-09 | 2025-11-14 | 7 | | 333-286943 | Shelf Effective | 2025-05-02 | 2025-05-09 | 2 | | 333-286584 | Shelf Effective | 2025-04-16 | 2025-04-24 | 2 | | 333-286580 | Shelf Effective | 2025-04-16 | 2025-04-23 | 2 | | 333-282563 | Shelf Effective | 2024-10-09 | 2024-10-17 | 2 | | 333-275456 | Registered company Effective | 2023-11-09 | 2024-10-15 | 4 | | 333-276537 | Registered company Effective | 2024-01-17 | 2024-05-01 | 4 | | 333-269472 | Shelf Withdrawn | 2023-01-31 | 2023-11-30 | 2 | | 333-271480 | Registered company Effective | 2023-04-28 | 2023-05-09 | 4 | | 333-268858 | Shelf Final prospectus | 2022-12-19 | 2023-01-03 | 3 | | 333-268038 | Registered company Final prospectus | 2022-10-28 | 2022-12-09 | 7 | | 333-267001 | Shelf Effective | 2022-08-19 | 2022-08-30 | 2 | | 333-266338 | Shelf Effective | 2022-07-27 | 2022-08-04 | 2 | | 333-260478 | Registered company Effective | 2021-10-25 | 2021-11-03 | 3 | | 333-258609 | Registered company Effective | 2021-08-09 | 2021-09-23 | 3 | | 333-221330 | IPO Final prospectus | 2017-11-03 | 2017-12-01 | 7 | ## Filings 65 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2026-10-23 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315226048246/0001493152-26-048246-index.htm) Shelf registered | 333-299618 | 0001493152-26-048246 | | 2026-06-26 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999526002133/9999999995-26-002133-index.htm) Declared effective | 333-296499 | 9999999995-26-002133 | | 2026-06-04 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315226027289/0001493152-26-027289-index.htm) Shelf registered | 333-296499 | 0001493152-26-027289 | | 2026-04-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999526001203/9999999995-26-001203-index.htm) Declared effective | 333-294939 | 9999999995-26-001203 | | 2026-04-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315226015763/0001493152-26-015763-index.htm) Shelf registered | 333-294939 | 0001493152-26-015763 | | 2025-12-11 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999525003681/9999999995-25-003681-index.htm) Declared effective | 333-291892 | 9999999995-25-003681 | | 2025-12-02 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315225025778/0001493152-25-025778-index.htm) Shelf registered | 333-291892 | 0001493152-25-025778 | | 2025-11-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1716947/000149315225023321/0001493152-25-023321-index.htm) Shelf takedown | 333-269157 | 0001493152-25-023321 | | 2025-05-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999525001490/9999999995-25-001490-index.htm) Declared effective | 333-286943 | 9999999995-25-001490 | | 2025-05-02 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000164117225008378/0001641172-25-008378-index.htm) Shelf registered | 333-286943 | 0001641172-25-008378 | | 2025-04-24 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999525001240/9999999995-25-001240-index.htm) Declared effective | 333-286584 | 9999999995-25-001240 | | 2025-04-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999525001215/9999999995-25-001215-index.htm) Declared effective | 333-286580 | 9999999995-25-001215 | | 2025-04-16 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000164117225005070/0001641172-25-005070-index.htm) Shelf registered | 333-286584 | 0001641172-25-005070 | | 2025-04-16 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000164117225005056/0001641172-25-005056-index.htm) Shelf registered | 333-286580 | 0001641172-25-005056 | | 2025-03-31 | [424B5](https://www.sec.gov/Archives/edgar/data/1716947/000164117225001566/0001641172-25-001566-index.htm) Shelf takedown | 333-269157 | 0001641172-25-001566 | | 2024-10-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999524003209/9999999995-24-003209-index.htm) Declared effective | 333-282563 | 9999999995-24-003209 | | 2024-10-15 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999524003182/9999999995-24-003182-index.htm) Declared effective | 333-275456 | 9999999995-24-003182 | | 2024-10-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315224040609/0001493152-24-040609-index.htm) Shelf registered | 333-282563 | 0001493152-24-040609 | | 2024-08-29 | [424B5](https://www.sec.gov/Archives/edgar/data/1716947/000149315224034386/0001493152-24-034386-index.htm) Shelf takedown | 333-269157 | 0001493152-24-034386 | | 2024-08-29 | [424B5](https://www.sec.gov/Archives/edgar/data/1716947/000149315224034338/0001493152-24-034338-index.htm) Shelf takedown | 333-269157 | 0001493152-24-034338 | | 2024-05-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999524001280/9999999995-24-001280-index.htm) Declared effective | 333-276537 | 9999999995-24-001280 | | 2024-04-05 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999524000871/9999999995-24-000871-index.htm) Declared effective | 333-276537 | 9999999995-24-000871 | | 2024-03-26 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315224011321/0001493152-24-011321-index.htm) Amendment | 333-276537 | 0001493152-24-011321 | | 2024-01-17 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315224002548/0001493152-24-002548-index.htm) Registration filed | 333-276537 | 0001493152-24-002548 | | 2023-11-30 | [RW](https://www.sec.gov/Archives/edgar/data/1716947/000149315223043190/0001493152-23-043190-index.htm) Withdrawn | 333-269472 | 0001493152-23-043190 | | 2023-11-21 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999523003412/9999999995-23-003412-index.htm) Declared effective | 333-275456 | 9999999995-23-003412 | | 2023-11-17 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315223041919/0001493152-23-041919-index.htm) Amendment | 333-275456 | 0001493152-23-041919 | | 2023-11-09 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315223040104/0001493152-23-040104-index.htm) Registration filed | 333-275456 | 0001493152-23-040104 | | 2023-05-09 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999523001350/9999999995-23-001350-index.htm) Declared effective | 333-271480 | 9999999995-23-001350 | | 2023-05-09 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315223015917/0001493152-23-015917-index.htm) Amendment | 333-271480 | 0001493152-23-015917 | | 2023-05-08 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315223015752/0001493152-23-015752-index.htm) Amendment | 333-271480 | 0001493152-23-015752 | | 2023-04-28 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315223013900/0001493152-23-013900-index.htm) Registration filed | 333-271480 | 0001493152-23-013900 | | 2023-02-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1716947/000149315223003658/0001493152-23-003658-index.htm) Shelf takedown | 333-269157 | 0001493152-23-003658 | | 2023-01-31 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315223003032/0001493152-23-003032-index.htm) Shelf registered | 333-269472 | 0001493152-23-003032 | | 2023-01-17 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999523000120/9999999995-23-000120-index.htm) Declared effective | 333-269157 | 9999999995-23-000120 | | 2023-01-09 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315223000866/0001493152-23-000866-index.htm) Shelf registered | 333-269157 | 0001493152-23-000866 | | 2023-01-03 | [424B4](https://www.sec.gov/Archives/edgar/data/1716947/000149315223000068/0001493152-23-000068-index.htm) Final prospectus | 333-268858 | 0001493152-23-000068 | | 2022-12-29 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999522003665/9999999995-22-003665-index.htm) Declared effective | 333-268858 | 9999999995-22-003665 | | 2022-12-19 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315222035790/0001493152-22-035790-index.htm) Shelf registered | 333-268858 | 0001493152-22-035790 | | 2022-12-09 | [424B4](https://www.sec.gov/Archives/edgar/data/1716947/000149315222034994/0001493152-22-034994-index.htm) Final prospectus | 333-268038 | 0001493152-22-034994 | | 2022-12-06 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999522003475/9999999995-22-003475-index.htm) Declared effective | 333-268038 | 9999999995-22-003475 | | 2022-12-05 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315222034511/0001493152-22-034511-index.htm) Amendment | 333-268038 | 0001493152-22-034511 | | 2022-12-01 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315222034057/0001493152-22-034057-index.htm) Amendment | 333-268038 | 0001493152-22-034057 | | 2022-11-18 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315222032805/0001493152-22-032805-index.htm) Amendment | 333-268038 | 0001493152-22-032805 | | 2022-11-17 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315222032677/0001493152-22-032677-index.htm) Amendment | 333-268038 | 0001493152-22-032677 | | 2022-10-28 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315222029755/0001493152-22-029755-index.htm) Registration filed | 333-268038 | 0001493152-22-029755 | | 2022-08-30 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999522002555/9999999995-22-002555-index.htm) Declared effective | 333-267001 | 9999999995-22-002555 | | 2022-08-19 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315222023635/0001493152-22-023635-index.htm) Shelf registered | 333-267001 | 0001493152-22-023635 | | 2022-08-04 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999522002260/9999999995-22-002260-index.htm) Declared effective | 333-266338 | 9999999995-22-002260 | | 2022-07-27 | [S-3](https://www.sec.gov/Archives/edgar/data/1716947/000149315222020368/0001493152-22-020368-index.htm) Shelf registered | 333-266338 | 0001493152-22-020368 | | 2021-11-03 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999521004187/9999999995-21-004187-index.htm) Declared effective | 333-260478 | 9999999995-21-004187 | | 2021-10-29 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315221026770/0001493152-21-026770-index.htm) Amendment | 333-260478 | 0001493152-21-026770 | | 2021-10-25 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315221026244/0001493152-21-026244-index.htm) Registration filed | 333-260478 | 0001493152-21-026244 | | 2021-09-23 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999521003641/9999999995-21-003641-index.htm) Declared effective | 333-258609 | 9999999995-21-003641 | | 2021-09-22 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000149315221023305/0001493152-21-023305-index.htm) Amendment | 333-258609 | 0001493152-21-023305 | | 2021-08-09 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000149315221018964/0001493152-21-018964-index.htm) Registration filed | 333-258609 | 0001493152-21-018964 | | 2021-06-16 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999521002362/9999999995-21-002362-index.htm) Declared effective | 333-254279 | 9999999995-21-002362 | | 2017-12-01 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1716947/999999999517003105/9999999995-17-003105-index.htm) Declared effective | 333-221330 | 9999999995-17-003105 | | 2017-12-01 | [424B4](https://www.sec.gov/Archives/edgar/data/1716947/000114420417061973/0001144204-17-061973-index.htm) Final prospectus | 333-221330 | 0001144204-17-061973 | | 2017-12-01 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000114420417061785/0001144204-17-061785-index.htm) Amendment | 333-221330 | 0001144204-17-061785 | | 2017-11-28 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000114420417061064/0001144204-17-061064-index.htm) Amendment | 333-221330 | 0001144204-17-061064 | | 2017-11-24 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000114420417060781/0001144204-17-060781-index.htm) Amendment | 333-221330 | 0001144204-17-060781 | | 2017-11-17 | [S-1/A](https://www.sec.gov/Archives/edgar/data/1716947/000114420417059780/0001144204-17-059780-index.htm) Amendment | 333-221330 | 0001144204-17-059780 | | 2017-11-03 | [S-1](https://www.sec.gov/Archives/edgar/data/1716947/000114420417056172/0001144204-17-056172-index.htm) Registration filed | 333-221330 | 0001144204-17-056172 | | 2017-10-03 | [DRS](https://www.sec.gov/Archives/edgar/data/1716947/000114420417051037/0001144204-17-051037-index.htm) Draft made public | 377-01734 | 0001144204-17-051037 | [All filings of this company](https://equitycapital.markets/filings?cik=1716947) · [CSV](https://equitycapital.markets/filings.csv?cik=1716947) --- Source page: https://equitycapital.markets/company/1716947 · Data: U.S. SEC EDGAR · CC BY 4.0