Canton Strategic Holdings, Inc. SEC filings CNTN
Canton Strategic Holdings, Inc. has 317 filings in SEC EDGAR's recent list, going back to May 17, 2021. Its latest annual report, Form 10-K, was filed on Mar 31, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Regulation FD disclosure
|
Oct 29, 2026 | Oct 29, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 27, 2026 | Oct 23, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 27, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 14, 2026 | Aug 14, 2026 |
| 10-Q | Quarterly report | Aug 14, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Other events
|
Jul 23, 2026 | Jul 17, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Jul 17, 2026 | Jul 13, 2026 |
| 3 | Initial insider ownership | Jul 15, 2026 | Jul 13, 2026 |
| 3 | Initial insider ownership | Jul 15, 2026 | Jul 13, 2026 |
| 3 | Initial insider ownership | Jul 15, 2026 | Jul 13, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 8, 2026 | — |
| DEF 14A | Proxy statement | Jun 25, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 16, 2026 | Jun 11, 2026 |
| 4 | Insider transaction | May 27, 2026 | May 22, 2026 |
| 10-Q | Quarterly report | May 13, 2026 | Mar 31, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 11, 2026 | — |
| D | Filing | Apr 15, 2026 | — |
| D | Filing | Apr 15, 2026 | — |
| 10-K | Annual report | Mar 31, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Other events
|
Mar 31, 2026 | Mar 31, 2026 |
| S-8 | Employee stock plan registration | Mar 11, 2026 | — |
| 8-K |
Current report
Material agreement
|
Mar 3, 2026 | Mar 3, 2026 |
| 424B5 | Prospectus supplement | Mar 3, 2026 | — |
| 8-K |
Current report
Other events
|
Mar 3, 2026 | Mar 3, 2026 |
| 8-K |
Current report
Bylaw or fiscal year change, Regulation FD disclosure
|
Feb 18, 2026 | Feb 18, 2026 |
| 3 | Initial insider ownership | Feb 11, 2026 | Feb 5, 2026 |
| 3 | Initial insider ownership | Feb 11, 2026 | Jan 30, 2026 |
| 3 | Initial insider ownership | Feb 11, 2026 | Jan 30, 2026 |
| 3 | Initial insider ownership | Feb 11, 2026 | Dec 10, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 6, 2026 | — |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
Feb 6, 2026 | Feb 5, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 3, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 2, 2026 | — |
| 8-K |
Current report
Shareholder vote results, Other events
|
Feb 2, 2026 | Jan 30, 2026 |
| DEFA14A | Additional proxy material | Jan 27, 2026 | — |
| 8-K |
Current report
Other events
|
Jan 26, 2026 | Jan 26, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Jan 22, 2026 | Jan 20, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jan 21, 2026 | — |
| 8-K |
Current report
Other events
|
Jan 20, 2026 | Jan 20, 2026 |
| 424B5 | Prospectus supplement | Jan 20, 2026 | — |
| EFFECT | Filing | Jan 16, 2026 | — |
| DEF 14A | Proxy statement | Jan 16, 2026 | Jan 16, 2026 |
| 8-K |
Current report
Listing notice
|
Jan 15, 2026 | Jan 9, 2026 |
| CORRESP | Letter to the SEC | Jan 14, 2026 | — |
| UPLOAD | Letter from the SEC | Jan 14, 2026 | — |
| S-3 | Shelf registration | Jan 9, 2026 | — |
| PRER14A | Filing | Jan 6, 2026 | — |
| 424B3 | Prospectus | Dec 18, 2025 | — |
| EFFECT | Filing | Dec 16, 2025 | — |
| PRE 14A | Preliminary proxy statement | Dec 16, 2025 | Dec 16, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 12, 2025 | Dec 10, 2025 |
| CORRESP | Letter to the SEC | Dec 11, 2025 | — |
| S-3 | Shelf registration | Dec 5, 2025 | — |
| 424B3 | Prospectus | Dec 5, 2025 | — |
| EFFECT | Filing | Nov 26, 2025 | — |
| CORRESP | Letter to the SEC | Nov 24, 2025 | — |
| 3 | Initial insider ownership | Nov 14, 2025 | Nov 6, 2025 |
| 3 | Initial insider ownership | Nov 14, 2025 | Nov 6, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 10, 2025 | Nov 7, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Nov 7, 2025 | Nov 6, 2025 |
| 424B5 | Prospectus supplement | Nov 7, 2025 | — |
| 8-K |
Current report
Material agreement, Officer or director change
|
Nov 6, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 4 | Insider transaction | Nov 5, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Nov 5, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Other events
|
Nov 3, 2025 | Nov 3, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 17, 2025 | — |
| S-3 | Shelf registration | Oct 17, 2025 | — |
| S-8 | Employee stock plan registration | Oct 17, 2025 | — |
| 8-K |
Current report
Bylaw or fiscal year change
|
Oct 10, 2025 | Oct 10, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Oct 9, 2025 | Oct 9, 2025 |
| 424B3 | Prospectus | Oct 6, 2025 | — |
| 424B3 | Prospectus | Oct 6, 2025 | — |
| 8-K |
Current report
Material agreement
|
Oct 6, 2025 | Oct 1, 2025 |
| DEF 14A | Proxy statement | Sep 18, 2025 | Sep 18, 2025 |
| PRE 14A | Preliminary proxy statement | Sep 8, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Officer or director change
|
Sep 8, 2025 | Sep 2, 2025 |
| 8-K |
Current report
Other events
|
Sep 5, 2025 | Sep 5, 2025 |
| 8-K |
Current report
Other events
|
Sep 5, 2025 | Sep 5, 2025 |
| EFFECT | Filing | Sep 4, 2025 | — |
| CORRESP | Letter to the SEC | Sep 3, 2025 | — |
| S-3/A | Filing | Sep 3, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 2, 2025 | — |
| 3 | Initial insider ownership | Aug 29, 2025 | Aug 4, 2025 |
| 424B5 | Prospectus supplement | Aug 27, 2025 | — |
| S-3 | Shelf registration | Aug 26, 2025 | — |
| 8-K/A |
Amended current report
Material agreement
|
Aug 26, 2025 | Aug 26, 2025 |
| 8-K |
Current report
Material agreement
|
Aug 26, 2025 | Aug 26, 2025 |
| 3 | Initial insider ownership | Aug 22, 2025 | Apr 28, 2025 |
| 3 | Initial insider ownership | Aug 22, 2025 | Jun 11, 2025 |
| 3 | Initial insider ownership | Aug 20, 2025 | Apr 9, 2025 |
| 3 | Initial insider ownership | Aug 20, 2025 | Apr 28, 2025 |
| 10-Q | Quarterly report | Aug 14, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Officer or director change, Other events
|
Aug 7, 2025 | Aug 4, 2025 |
| 4 | Insider transaction | Aug 6, 2025 | Aug 4, 2025 |
| 4 | Insider transaction | Aug 6, 2025 | Aug 4, 2025 |
| 8-K |
Current report
Material agreement
|
Jul 31, 2025 | Jul 25, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Jul 28, 2025 | Jul 23, 2025 |
| 424B5 | Prospectus supplement | Jul 28, 2025 | — |
| 424B5 | Prospectus supplement | Jul 25, 2025 | — |
| S-8 | Employee stock plan registration | Jul 11, 2025 | — |
| EFFECT | Filing | Jul 9, 2025 | — |
| CORRESP | Letter to the SEC | Jul 8, 2025 | — |
| UPLOAD | Letter from the SEC | Jul 8, 2025 | — |
| 4 | Insider transaction | Jul 7, 2025 | Jun 23, 2025 |
| D | Filing | Jul 7, 2025 | — |
| S-3 | Shelf registration | Jul 3, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jun 24, 2025 | Jun 22, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| 4 | Insider transaction | Jun 23, 2025 | Jun 20, 2025 |
| SCHEDULE 13D | Ownership over 5% (active) | Jun 20, 2025 | — |
| 8-K |
Current report
Material agreement
|
Jun 20, 2025 | Jun 13, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 16, 2025 | Jun 10, 2025 |
| 8-K |
Current report
Officer or director change
|
Jun 11, 2025 | Jun 11, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 10, 2025 | Jun 10, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | May 23, 2025 | — |
| 4 | Insider transaction | May 16, 2025 | May 15, 2025 |
| 10-Q | Quarterly report | May 12, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Officer or director change
|
May 9, 2025 | May 9, 2025 |
| DEFA14A | Additional proxy material | May 2, 2025 | — |
| ARS | Annual report to shareholders | May 1, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Apr 30, 2025 | — |
| DEF 14A | Proxy statement | Apr 30, 2025 | Apr 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 28, 2025 | Apr 28, 2025 |
| 8-K |
Current report
Other events
|
Apr 25, 2025 | Apr 24, 2025 |
| 8-K |
Current report
Officer or director change
|
Apr 10, 2025 | Apr 9, 2025 |
| 8-K |
Current report
Listing notice
|
Apr 4, 2025 | Apr 1, 2025 |
| 3 | Initial insider ownership | Mar 27, 2025 | Mar 27, 2025 |
| 10-K | Annual report | Mar 26, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 27, 2025 | Feb 21, 2025 |
| 4 | Insider transaction | Jan 14, 2025 | Jan 13, 2025 |
| 4 | Insider transaction | Jan 14, 2025 | Jan 14, 2025 |
| 424B3 | Prospectus | Dec 30, 2024 | — |
| EFFECT | Filing | Dec 26, 2024 | — |
| CORRESP | Letter to the SEC | Dec 23, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 23, 2024 | — |
| 4 | Insider transaction | Dec 20, 2024 | Dec 19, 2024 |
| S-3 | Shelf registration | Dec 19, 2024 | — |
| D | Filing | Dec 17, 2024 | — |
| 8-K |
Current report
Material agreement, Other events
|
Dec 6, 2024 | Dec 5, 2024 |
| 3 | Initial insider ownership | Dec 2, 2024 | Nov 20, 2024 |
| 8-K |
Current report
Officer or director change, Other events
|
Nov 21, 2024 | Nov 20, 2024 |
| 4 | Insider transaction | Nov 13, 2024 | Nov 13, 2024 |
| 10-Q | Quarterly report | Nov 7, 2024 | Sep 30, 2024 |
| 4 | Insider transaction | Oct 10, 2024 | Oct 8, 2024 |
| 4/A | Filing | Oct 9, 2024 | Oct 8, 2024 |
| 4 | Insider transaction | Oct 8, 2024 | Aug 9, 2024 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 30, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Sep 16, 2024 | Sep 11, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 4 | Insider transaction | Aug 12, 2024 | Aug 9, 2024 |
| 10-Q | Quarterly report | Aug 9, 2024 | Jun 30, 2024 |
| 424B3 | Prospectus | Jul 23, 2024 | — |
| EFFECT | Filing | Jul 19, 2024 | — |
| CORRESP | Letter to the SEC | Jul 18, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 17, 2024 | — |
| S-3 | Shelf registration | Jul 15, 2024 | — |
| D | Filing | Jun 28, 2024 | — |
| 8-K |
Current report
Material agreement, Other events
|
Jun 20, 2024 | Jun 18, 2024 |
| S-8 | Employee stock plan registration | Jun 12, 2024 | — |
| 8-K |
Current report
Other events
|
Jun 11, 2024 | Jun 11, 2024 |
| 8-K |
Current report
Material agreement
|
Jun 7, 2024 | Jun 7, 2024 |
| 424B5 | Prospectus supplement | Jun 7, 2024 | — |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
May 22, 2024 | May 22, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 14, 2024 | May 14, 2024 |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| DEFA14A | Additional proxy material | Mar 22, 2024 | — |
| ARS | Annual report to shareholders | Mar 22, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 21, 2024 | — |
| DEF 14A | Proxy statement | Mar 21, 2024 | Mar 21, 2024 |
| PRE 14A | Preliminary proxy statement | Mar 11, 2024 | Mar 11, 2024 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Mar 11, 2024 | Mar 7, 2024 |
| 10-K | Annual report | Feb 23, 2024 | Dec 31, 2023 |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| 8-K |
Current report
Other events
|
Feb 8, 2024 | Feb 8, 2024 |
| 4 | Insider transaction | Dec 18, 2023 | Dec 15, 2023 |
| 8-K |
Current report
Other events
|
Dec 12, 2023 | Dec 12, 2023 |
| 8-K/A |
Amended current report
Other events
|
Dec 11, 2023 | Dec 8, 2023 |
| 8-K |
Current report
Other events
|
Dec 8, 2023 | Dec 8, 2023 |
| SC 13G | Ownership over 5% (passive) | Dec 7, 2023 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 7, 2023 | Dec 6, 2023 |
| 4 | Insider transaction | Dec 4, 2023 | Nov 30, 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
- Finance Services (SIC 6199)
- Listed as
- CNTN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1861657
- Former names
- Tharimmune, Inc. (until Feb 11, 2026); Hillstream BioPharma Inc. (until Sep 12, 2023)
Other Finance Services companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.