Equillium, Inc. SEC filings EQ
Equillium, Inc. has 465 filings in SEC EDGAR's recent list, going back to Aug 3, 2018. Its latest annual report, Form ARS, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 26, 2026 (unregistered share sale, regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 4, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 12, 2026 | — |
| 144 | Notice of proposed sale | Jun 5, 2026 | — |
| 4 | Insider transaction | Jun 5, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 5, 2026 | Jun 4, 2026 |
| 144 | Notice of proposed sale | Jun 4, 2026 | — |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 28, 2026 |
| 144 | Notice of proposed sale | May 27, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 7, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 20, 2026 | — |
| 4 | Insider transaction | Mar 16, 2026 | Mar 13, 2026 |
| 144 | Notice of proposed sale | Mar 13, 2026 | — |
| 4/A | Filing | Mar 11, 2026 | Feb 19, 2026 |
| 4 | Insider transaction | Mar 11, 2026 | Mar 9, 2026 |
| 144 | Notice of proposed sale | Mar 9, 2026 | — |
| 4 | Insider transaction | Feb 23, 2026 | Feb 19, 2026 |
| 144 | Notice of proposed sale | Feb 19, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 6, 2026 | — |
| 4 | Insider transaction | Jan 9, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Jan 9, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Jan 9, 2026 | Jan 7, 2026 |
| 4 | Insider transaction | Jan 9, 2026 | Jan 7, 2026 |
| 144 | Notice of proposed sale | Jan 8, 2026 | — |
| 4 | Insider transaction | Dec 23, 2025 | Dec 23, 2025 |
| 144 | Notice of proposed sale | Dec 23, 2025 | — |
| 4 | Insider transaction | Dec 15, 2025 | Dec 12, 2025 |
| 144 | Notice of proposed sale | Dec 12, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 8, 2025 | — |
| 4 | Insider transaction | Nov 25, 2025 | Nov 25, 2025 |
| 144 | Notice of proposed sale | Nov 25, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 4 | Insider transaction | Sep 3, 2025 | Aug 29, 2025 |
| 144 | Notice of proposed sale | Jul 8, 2025 | — |
| 144 | Notice of proposed sale | Jun 12, 2025 | — |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | May 23, 2025 | May 21, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Feb 19, 2025 | Feb 14, 2025 |
| 4 | Insider transaction | Jan 24, 2025 | Jan 23, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Jan 6, 2025 | Jan 2, 2025 |
| 4 | Insider transaction | Dec 12, 2024 | Dec 11, 2024 |
| 3 | Initial insider ownership | Dec 12, 2024 | Dec 11, 2024 |
| 4 | Insider transaction | Nov 15, 2024 | Nov 14, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| 144 | Notice of proposed sale | Nov 14, 2024 | — |
| 144 | Notice of proposed sale | Oct 31, 2024 | — |
| 4 | Insider transaction | Oct 30, 2024 | Oct 28, 2024 |
| 4 | Insider transaction | Oct 29, 2024 | Oct 25, 2024 |
| 4 | Insider transaction | Sep 27, 2024 | Sep 26, 2024 |
| 4 | Insider transaction | Sep 17, 2024 | Sep 16, 2024 |
| 4 | Insider transaction | Jul 18, 2024 | Jul 16, 2024 |
| 144 | Notice of proposed sale | Jul 16, 2024 | — |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 4 | Insider transaction | May 23, 2024 | May 22, 2024 |
| 3 | Initial insider ownership | Mar 8, 2024 | Mar 6, 2024 |
| SC 13G | Ownership over 5% (passive) | Jan 19, 2024 | — |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | Jan 3, 2024 | Jan 2, 2024 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| 4 | Insider transaction | May 23, 2023 | May 22, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Mar 3, 2023 | — |
| 4 | Insider transaction | Feb 7, 2023 | Mar 1, 2022 |
| 4 | Insider transaction | Feb 7, 2023 | Jan 19, 2022 |
| 4 | Insider transaction | Feb 7, 2023 | Jan 19, 2022 |
| 4 | Insider transaction | Feb 7, 2023 | Jan 19, 2022 |
| 4 | Insider transaction | Feb 7, 2023 | Jan 19, 2022 |
| 4 | Insider transaction | Feb 7, 2023 | Jan 19, 2022 |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 31, 2023 | — |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Jan 4, 2023 | Jan 3, 2023 |
| 4 | Insider transaction | Aug 30, 2022 | Aug 29, 2022 |
| 4 | Insider transaction | Jun 6, 2022 | Jun 6, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | May 25, 2022 | May 24, 2022 |
| 4 | Insider transaction | Apr 5, 2022 | Apr 4, 2022 |
| 4 | Insider transaction | Mar 8, 2022 | Mar 1, 2022 |
| 3 | Initial insider ownership | Mar 8, 2022 | Feb 24, 2022 |
| SC 13G | Ownership over 5% (passive) | Feb 14, 2022 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 1, 2022 | — |
| 4 | Insider transaction | Dec 13, 2021 | Dec 10, 2021 |
| 4 | Insider transaction | Dec 13, 2021 | Dec 10, 2021 |
| 4 | Insider transaction | Dec 3, 2021 | Dec 1, 2021 |
| 4 | Insider transaction | Nov 17, 2021 | Nov 16, 2021 |
| 4 | Insider transaction | Oct 7, 2021 | Oct 6, 2021 |
| 4 | Insider transaction | Sep 29, 2021 | Sep 27, 2021 |
| 4 | Insider transaction | Jul 28, 2021 | Jul 27, 2021 |
| 4 | Insider transaction | Jun 14, 2021 | Jun 10, 2021 |
| 4 | Insider transaction | Jun 14, 2021 | Jun 10, 2021 |
| 4 | Insider transaction | Jun 14, 2021 | Jun 10, 2021 |
| 4 | Insider transaction | Jun 9, 2021 | Jun 4, 2021 |
| 4/A | Form 4/a submission | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | May 28, 2021 | May 26, 2021 |
| 4 | Insider transaction | Mar 5, 2021 | Mar 4, 2021 |
| 3 | Initial insider ownership | Feb 16, 2021 | Feb 5, 2021 |
| SC 13D | Ownership over 5% (active) | Feb 16, 2021 | — |
| 3 | Initial insider ownership | Feb 5, 2021 | Feb 4, 2021 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 3, 2021 | — |
| 3 | Initial insider ownership | Jan 29, 2021 | Jan 26, 2021 |
| 4 | Insider transaction | Jan 13, 2021 | Jan 11, 2021 |
| 3 | Initial insider ownership | Jan 13, 2021 | Jan 11, 2021 |
| 4 | Insider transaction | Jan 6, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 6, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 6, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 6, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Jan 6, 2021 | Jan 4, 2021 |
| 4 | Insider transaction | Dec 30, 2020 | Dec 28, 2020 |
| 4 | Insider transaction | Dec 28, 2020 | Dec 23, 2020 |
| 4 | Insider transaction | Dec 11, 2020 | Dec 10, 2020 |
| 4 | Insider transaction | Dec 11, 2020 | Dec 10, 2020 |
| 4 | Insider transaction | Sep 30, 2020 | Sep 28, 2020 |
| 4 | Insider transaction | Jul 15, 2020 | Jul 13, 2020 |
| 4 | Insider transaction | Jun 12, 2020 | Jun 10, 2020 |
| 4 | Insider transaction | Jun 12, 2020 | Jun 10, 2020 |
| 4 | Insider transaction | May 29, 2020 | May 28, 2020 |
| 4 | Insider transaction | May 29, 2020 | May 28, 2020 |
| 4 | Insider transaction | May 29, 2020 | May 28, 2020 |
| 4 | Insider transaction | May 29, 2020 | May 28, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | May 21, 2020 | May 19, 2020 |
| 4 | Insider transaction | Apr 24, 2020 | Apr 22, 2020 |
| 4 | Insider transaction | Apr 24, 2020 | Apr 22, 2020 |
| 4 | Insider transaction | Apr 24, 2020 | Apr 22, 2020 |
| 4 | Insider transaction | Feb 19, 2020 | Feb 18, 2020 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2020 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 29, 2020 | — |
| 4 | Insider transaction | Jan 22, 2020 | Jan 21, 2020 |
| 3 | Initial insider ownership | Jan 2, 2020 | Jan 1, 2020 |
| 4 | Insider transaction | Dec 12, 2019 | Dec 10, 2019 |
| 4 | Insider transaction | Dec 12, 2019 | Dec 10, 2019 |
| 4 | Insider transaction | Dec 12, 2019 | Dec 10, 2019 |
| 4 | Insider transaction | Dec 12, 2019 | Dec 10, 2019 |
| 4 | Insider transaction | Dec 12, 2019 | Dec 10, 2019 |
| 4 | Insider transaction | Sep 4, 2019 | Sep 3, 2019 |
| 4 | Insider transaction | Aug 5, 2019 | Aug 1, 2019 |
| SC 13G | Ownership over 5% (passive) | Aug 5, 2019 | — |
| 4 | Insider transaction | Jun 13, 2019 | Jun 11, 2019 |
| 4 | Insider transaction | Jun 13, 2019 | Jun 11, 2019 |
| 4 | Insider transaction | Jun 13, 2019 | Jun 11, 2019 |
| 4 | Insider transaction | Jun 13, 2019 | Jun 11, 2019 |
| 4 | Insider transaction | Feb 15, 2019 | Feb 13, 2019 |
| 4 | Insider transaction | Feb 15, 2019 | Feb 13, 2019 |
| 4 | Insider transaction | Feb 15, 2019 | Feb 13, 2019 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- EQ (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- La Jolla, CA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1746466
Other Pharmaceutical Preparations companies
- ELI LILLY & Co LLY
- Johnson & Johnson JNJ
- AbbVie Inc. ABBV
- Merck & Co., Inc. MRK
- Novartis AG NVS
- Astrazeneca PLC AZN
- Abbott Laboratories ABT
- Novo Nordisk A S NVO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.