Company facts
- Headquarters
- Philadelphia, Pennsylvania
- Most recent report
- 8-K, filed Sep 14, 2026
- Incorporated
- Delaware
- Filings on record
- 444 filings
- On EDGAR
- CIK 1759138
- Fiscal year ends
- December
- Filer status
- Non-accelerated filer, Smaller reporting company
Financials 8 of 28
News 8 of 94
Prospectuses and Registrations 8 of 25
- 424B5 Prospectus supplement for an offering May 4, 2026
- S-8 Registration statement for an employee plan Mar 23, 2026
- S-3 Shelf registration statement Aug 7, 2025
- 424B5 Prospectus supplement for an offering Jun 12, 2025
- 424B5 Prospectus supplement for an offering Jun 11, 2025
- S-8 Registration statement for an employee plan Mar 31, 2025
- POS AM Post-effective amendment to a registration Mar 31, 2025
- S-3ASR Automatic shelf registration Mar 21, 2024
Proxies 8 of 15
- DEFA14A Extra proxy material Jun 1, 2026
- DEFA14A Extra proxy material Apr 28, 2026
- DEF 14A Proxy statement for a shareholder vote Apr 28, 2026
- PRE 14A Preliminary proxy statement Apr 17, 2026
- DEF 14A Proxy statement for a shareholder vote May 13, 2025
- PRE 14A Preliminary proxy statement Apr 30, 2025
- DEFA14A Extra proxy material Apr 23, 2024
- DEF 14A Proxy statement for a shareholder vote Apr 23, 2024
Ownership 8 of 247
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 14, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Aug 12, 2026
- SCHEDULE 13G Large holder reported a passive stake Aug 12, 2026
- SCHEDULE 13G Large holder reported a passive stake Jul 31, 2026
- SCHEDULE 13G Large holder reported a passive stake Jul 27, 2026
- SCHEDULE 13G/A Large holder reported a passive stake, amended Jul 23, 2026
Other 8 of 35
- ARS Annual report sent to shareholders Apr 28, 2026
- EFFECT Notice that a registration became effective Aug 15, 2025
- CORRESP Reply to SEC staff Aug 13, 2025
- UPLOAD Comment letter from SEC staff Aug 13, 2025
- ARS Annual report sent to shareholders May 13, 2025
- EFFECT Notice that a registration became effective Mar 31, 2025
- POSASR Mar 31, 2025
- ARS Annual report sent to shareholders Apr 23, 2024
Everything here comes from Cabaletta Bio, Inc.'s own filings on SEC EDGAR. The filing list is rechecked every hour.