PepGen Inc. SEC filings PEPG
PepGen Inc. has 304 filings in SEC EDGAR's recent list, going back to Dec 9, 2020. Its latest annual report, Form ARS, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 6, 2026 (results of operations, regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Regulation FD disclosure, Other events
|
Aug 6, 2026 | Aug 6, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 30, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | Jun 22, 2026 | Jun 18, 2026 |
| 4 | Insider transaction | May 26, 2026 | May 21, 2026 |
| EFFECT | Filing | May 21, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure
|
May 21, 2026 | May 21, 2026 |
| CORRESP | Letter to the SEC | May 19, 2026 | — |
| S-3 | Shelf registration | May 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 8-K |
Current report
Results of operations
|
May 12, 2026 | May 12, 2026 |
| 10-Q | Quarterly report | May 12, 2026 | Mar 31, 2026 |
| ARS | Annual report to shareholders | Apr 28, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 28, 2026 | — |
| DEF 14A | Proxy statement | Apr 28, 2026 | Jun 18, 2026 |
| UPLOAD | Letter from the SEC | Apr 17, 2026 | — |
| DRS | Filing | Apr 15, 2026 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Mar 30, 2026 | Mar 30, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Mar 11, 2026 | — |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 6, 2026 | Mar 4, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 4, 2026 | Mar 4, 2026 |
| S-8 | Employee stock plan registration | Mar 4, 2026 | — |
| 10-K | Annual report | Mar 4, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Other events
|
Mar 4, 2026 | Mar 4, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Mar 2, 2026 | Mar 1, 2026 |
| 4 | Insider transaction | Dec 18, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Dec 18, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Dec 18, 2025 | Nov 4, 2025 |
| 4 | Insider transaction | Dec 10, 2025 | Dec 8, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 8, 2025 |
| 8-K |
Current report
Other events
|
Dec 8, 2025 | Dec 8, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| 8-K |
Current report
Results of operations
|
Nov 12, 2025 | Nov 12, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 7, 2025 | Nov 4, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 3, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 1, 2025 | Oct 1, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 1, 2025 | — |
| 4 | Insider transaction | Oct 1, 2025 | Sep 30, 2025 |
| SCHEDULE 13D/A | Amended ownership over 5% (active) | Sep 30, 2025 | — |
| 4 | Insider transaction | Sep 30, 2025 | Sep 26, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Sep 26, 2025 | Sep 24, 2025 |
| 424B5 | Prospectus supplement | Sep 25, 2025 | — |
| 424B5 | Prospectus supplement | Sep 24, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 24, 2025 | Sep 24, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2025 | — |
| 8-K |
Current report
Results of operations
|
Aug 7, 2025 | Aug 7, 2025 |
| 10-Q | Quarterly report | Aug 7, 2025 | Jun 30, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 6, 2025 | Jun 6, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 6, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Jun 2, 2025 | May 30, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 28, 2025 | May 28, 2025 |
| 4 | Insider transaction | May 21, 2025 | May 20, 2025 |
| 3 | Initial insider ownership | May 21, 2025 | May 20, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2025 | — |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| 10-Q | Quarterly report | May 8, 2025 | Mar 31, 2025 |
| ARS | Annual report to shareholders | Apr 25, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 25, 2025 | — |
| DEF 14A | Proxy statement | Apr 25, 2025 | Jun 4, 2025 |
| 4 | Insider transaction | Apr 22, 2025 | Apr 17, 2025 |
| 4 | Insider transaction | Apr 9, 2025 | Apr 8, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 31, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 31, 2025 | Mar 27, 2025 |
| 4 | Insider transaction | Mar 31, 2025 | Mar 27, 2025 |
| 3 | Initial insider ownership | Mar 31, 2025 | Mar 27, 2025 |
| 3 | Initial insider ownership | Mar 31, 2025 | Mar 27, 2025 |
| 8-K |
Current report
Officer or director change
|
Mar 28, 2025 | Mar 24, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 4 | Insider transaction | Mar 5, 2025 | Mar 3, 2025 |
| 8-K |
Current report
Other events
|
Mar 4, 2025 | Mar 4, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 28, 2025 | — |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| 4 | Insider transaction | Feb 26, 2025 | Feb 24, 2025 |
| S-8 | Employee stock plan registration | Feb 24, 2025 | — |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 24, 2025 | Feb 24, 2025 |
| 10-K | Annual report | Feb 24, 2025 | Dec 31, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 7, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 7, 2025 | — |
| 8-K |
Current report
Other events
|
Jan 29, 2025 | Jan 29, 2025 |
| 8-K |
Current report
Other events
|
Dec 16, 2024 | Dec 16, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Results of operations
|
Nov 7, 2024 | Nov 7, 2024 |
| 8-K |
Current report
Other events
|
Oct 8, 2024 | Oct 8, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 19, 2024 | Sep 19, 2024 |
| 4 | Insider transaction | Aug 20, 2024 | Aug 19, 2024 |
| 3 | Initial insider ownership | Aug 20, 2024 | Aug 19, 2024 |
| 8-K |
Current report
Other events
|
Aug 20, 2024 | Aug 20, 2024 |
| SC 13G | Ownership over 5% (passive) | Aug 12, 2024 | — |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jul 30, 2024 | Jul 30, 2024 |
| 4 | Insider transaction | Jul 26, 2024 | Jul 24, 2024 |
| 4 | Insider transaction | Jul 19, 2024 | Jul 18, 2024 |
| 4 | Insider transaction | Jul 16, 2024 | Jul 12, 2024 |
| EFFECT | Filing | Jul 8, 2024 | — |
| 4 | Insider transaction | Jul 3, 2024 | Jul 1, 2024 |
| CORRESP | Letter to the SEC | Jul 3, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 2, 2024 | — |
| 8-K |
Current report
Other events
|
Jul 2, 2024 | Jul 2, 2024 |
| S-3 | Shelf registration | Jun 28, 2024 | — |
| 4 | Insider transaction | Jun 26, 2024 | Jun 24, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 21, 2024 | Jun 20, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Jun 20, 2024 | Jun 20, 2024 |
| 4 | Insider transaction | Jun 13, 2024 | Jun 11, 2024 |
| 8-K |
Current report
Other events
|
Jun 11, 2024 | Jun 11, 2024 |
| 4 | Insider transaction | Jun 7, 2024 | Jun 5, 2024 |
| 144 | Notice of proposed sale | Jun 5, 2024 | — |
| 4 | Insider transaction | May 17, 2024 | May 17, 2024 |
| 144 | Notice of proposed sale | May 17, 2024 | — |
| 10-Q | Quarterly report | May 14, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 14, 2024 | May 14, 2024 |
| DEFA14A | Additional proxy material | May 1, 2024 | — |
| ARS | Annual report to shareholders | Apr 26, 2024 | Dec 31, 2023 |
| DEF 14A | Proxy statement | Apr 26, 2024 | Jun 20, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 16, 2024 | Jun 20, 2024 |
| 4/A | Filing | Apr 9, 2024 | May 10, 2022 |
| SC 13G | Ownership over 5% (passive) | Apr 9, 2024 | — |
| 10-K/A | Amended annual report | Mar 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 15, 2024 | Mar 15, 2024 |
| 8-K |
Current report
Other events
|
Mar 13, 2024 | Mar 13, 2024 |
| 144 | Notice of proposed sale | Mar 12, 2024 | — |
| SC 13D/A | Amended ownership over 5% (active) | Mar 11, 2024 | — |
| S-8 | Employee stock plan registration | Mar 6, 2024 | — |
| 10-K | Annual report | Mar 6, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Results of operations
|
Mar 6, 2024 | Mar 6, 2024 |
| 8-K |
Current report
Other events
|
Mar 4, 2024 | Mar 4, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 4 | Insider transaction | Mar 1, 2024 | Mar 1, 2024 |
| 8-K |
Current report
Other events
|
Feb 20, 2024 | Feb 20, 2024 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| 4 | Insider transaction | Feb 13, 2024 | Feb 9, 2024 |
| SC 13D/A | Amended ownership over 5% (active) | Feb 13, 2024 | — |
| 424B5 | Prospectus supplement | Feb 7, 2024 | — |
| 8-K |
Current report
Material agreement, Other events
|
Feb 7, 2024 | Feb 6, 2024 |
| 4 | Insider transaction | Jan 17, 2024 | Jan 15, 2024 |
| 3 | Initial insider ownership | Jan 17, 2024 | Jan 15, 2024 |
| 8-K |
Current report
Other events
|
Jan 17, 2024 | Jan 17, 2024 |
| 8-K |
Current report
Other events
|
Jan 8, 2024 | Jan 8, 2024 |
| 8-K |
Current report
Other events
|
Dec 18, 2023 | Dec 18, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Dec 11, 2023 | — |
| 4 | Insider transaction | Dec 5, 2023 | Nov 30, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 15, 2023 | Nov 15, 2023 |
| 4 | Insider transaction | Nov 14, 2023 | Nov 10, 2023 |
| 3 | Initial insider ownership | Nov 14, 2023 | Nov 10, 2023 |
| 10-Q | Quarterly report | Nov 8, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Results of operations
|
Nov 8, 2023 | Nov 8, 2023 |
| 8-K |
Current report
Other events
|
Oct 12, 2023 | Oct 12, 2023 |
| 8-K |
Current report
Other events
|
Sep 6, 2023 | Sep 6, 2023 |
| 8-K |
Current report
Other events
|
Sep 6, 2023 | Sep 6, 2023 |
| 424B5 | Prospectus supplement | Aug 8, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 8, 2023 | Aug 8, 2023 |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2023 | Aug 8, 2023 |
| 4 | Insider transaction | Jun 26, 2023 | Jun 22, 2023 |
| 4 | Insider transaction | Jun 26, 2023 | Jun 22, 2023 |
| 4 | Insider transaction | Jun 26, 2023 | Jun 22, 2023 |
| 4 | Insider transaction | Jun 26, 2023 | Jun 22, 2023 |
| 4 | Insider transaction | Jun 26, 2023 | Jun 22, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 22, 2023 | Jun 22, 2023 |
| EFFECT | Filing | Jun 16, 2023 | — |
| CORRESP | Letter to the SEC | Jun 14, 2023 | — |
| 8-K |
Current report
Other events
|
Jun 13, 2023 | Jun 13, 2023 |
| 4 | Insider transaction | Jun 9, 2023 | Jun 8, 2023 |
| UPLOAD | Letter from the SEC | Jun 9, 2023 | — |
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.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- PEPG (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Boston, MA
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1835597
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.