Xilio Therapeutics, Inc. SEC filings XLO
Xilio Therapeutics, Inc. has 357 filings in SEC EDGAR's recent list, going back to Jan 21, 2021. 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 12, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Aug 12, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Aug 12, 2026 | — |
| S-3/A | Filing | May 27, 2026 | — |
| S-3 | Shelf registration | May 12, 2026 | — |
| S-8 | Employee stock plan registration | Mar 23, 2026 | — |
| 424B5 | Prospectus supplement | Feb 12, 2026 | — |
| 424B5 | Prospectus supplement | Feb 11, 2026 | — |
| S-8 | Employee stock plan registration | Nov 25, 2025 | — |
| 424B5 | Prospectus supplement | Jun 3, 2025 | — |
| 424B5 | Prospectus supplement | Jun 2, 2025 | — |
| S-3/A | Filing | May 6, 2025 | — |
| S-3 | Shelf registration | Mar 11, 2025 | — |
| 424B5 | Prospectus supplement | Mar 11, 2025 | — |
| S-8 | Employee stock plan registration | Mar 11, 2025 | — |
| S-3 | Shelf registration | Apr 30, 2024 | — |
| 424B5 | Prospectus supplement | Apr 15, 2024 | — |
| S-8 | Employee stock plan registration | Apr 1, 2024 | — |
| S-8 | Employee stock plan registration | Mar 2, 2023 | — |
| S-3 | Shelf registration | Nov 9, 2022 | — |
| S-8 | Employee stock plan registration | Mar 1, 2022 | — |
| S-8 | Employee stock plan registration | Oct 25, 2021 | — |
| 424B4 | Prospectus | Oct 22, 2021 | — |
| S-1/A | Amended registration statement | Oct 20, 2021 | — |
| S-1/A | Amended registration statement | Oct 18, 2021 | — |
| S-1 | Registration statement | Oct 1, 2021 | — |
Showing 24 filings. 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
- XLO (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Waltham, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company, Emerging growth company
- SEC CIK
- 1840233
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.