Cardinal Infrastructure Group Inc. SEC filings CDNL
Cardinal Infrastructure Group Inc. has 101 filings in SEC EDGAR's recent list, going back to Aug 8, 2025. Its latest annual report, Form ARS, was filed on Apr 24, 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 Oct 19, 2026 (material agreement, unregistered share sale, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 30, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 28, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 19, 2026 | — |
| 8-K |
Current report
Material agreement, Unregistered share sale, Regulation FD disclosure
|
Oct 19, 2026 | Oct 13, 2026 |
| 8-K |
Current report
Unregistered share sale, Regulation FD disclosure
|
Oct 1, 2026 | Oct 1, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 11, 2026 | Sep 10, 2026 |
| 4 | Insider transaction | Aug 18, 2026 | Aug 17, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| 4 | Insider transaction | Aug 17, 2026 | Aug 14, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 14, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 14, 2026 | — |
| 10-Q | Quarterly report | Aug 12, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 11, 2026 | Aug 11, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 6, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 27, 2026 | — |
| 424B4 | Prospectus | Jun 25, 2026 | — |
| EFFECT | Filing | Jun 24, 2026 | — |
| S-1MEF | Registration statement | Jun 24, 2026 | — |
| S-1 | Registration statement | Jun 22, 2026 | — |
| DRS | Filing | Jun 10, 2026 | — |
| 4 | Insider transaction | Jun 9, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | May 7, 2026 |
| 4 | Insider transaction | Jun 9, 2026 | Jun 5, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Jun 5, 2026 | Jun 5, 2026 |
| 4 | Insider transaction | May 29, 2026 | May 27, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 18, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| 10-Q | Quarterly report | May 13, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 12, 2026 | May 12, 2026 |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 4 | Insider transaction | May 11, 2026 | May 7, 2026 |
| 8-K/A | Amended current report | May 6, 2026 | Feb 18, 2026 |
| ARS | Annual report to shareholders | Apr 24, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Apr 24, 2026 | — |
| DEF 14A | Proxy statement | Apr 24, 2026 | Jun 5, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 23, 2026 | — |
| 3 | Initial insider ownership | Apr 15, 2026 | Mar 12, 2026 |
| 3 | Initial insider ownership | Apr 15, 2026 | Mar 12, 2026 |
| 4 | Insider transaction | Mar 27, 2026 | Mar 26, 2026 |
| 10-K | Annual report | Mar 23, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 19, 2026 | Mar 19, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 18, 2026 | Mar 12, 2026 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Results of operations, New debt, Unregistered share sale, Officer or director change, Regulation FD disclosure
|
Feb 19, 2026 | Feb 18, 2026 |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 17, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Feb 11, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 8, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 23, 2025 | — |
| 8-K |
Current report
Acquisition or sale of assets, Other events
|
Dec 15, 2025 | Dec 15, 2025 |
| 8-K |
Current report
Material agreement, Unregistered share sale, Change to shareholder rights, Bylaw or fiscal year change, Other events
|
Dec 12, 2025 | Dec 9, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 11, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 9, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 9, 2025 |
| 4 | Insider transaction | Dec 11, 2025 | Dec 9, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 3 | Initial insider ownership | Dec 10, 2025 | Dec 10, 2025 |
| 424B4 | Prospectus | Dec 10, 2025 | — |
| CERT | Filing | Dec 10, 2025 | — |
| S-8 | Employee stock plan registration | Dec 10, 2025 | — |
| 8-A12B | For registration of certain classes | Dec 10, 2025 | — |
| EFFECT | Filing | Dec 9, 2025 | — |
| CORRESP | Letter to the SEC | Dec 4, 2025 | — |
| CORRESP | Letter to the SEC | Dec 4, 2025 | — |
| CORRESP | Letter to the SEC | Dec 3, 2025 | — |
| UPLOAD | Letter from the SEC | Dec 2, 2025 | — |
| S-1/A | Amended registration statement | Dec 1, 2025 | — |
| CORRESP | Letter to the SEC | Nov 20, 2025 | — |
| S-1/A | Amended registration statement | Nov 20, 2025 | — |
| UPLOAD | Letter from the SEC | Nov 18, 2025 | — |
| S-1 | Registration statement | Oct 14, 2025 | — |
| DRS/A | Filing | Sep 29, 2025 | — |
| DRSLTR | Filing | Sep 26, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 24, 2025 | — |
| DRS/A | Filing | Sep 16, 2025 | — |
| DRSLTR | Filing | Sep 15, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 8, 2025 | — |
| DRS | Filing | Aug 11, 2025 | — |
| DRSLTR | Filing | Aug 8, 2025 | — |
Showing 101 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
- Heavy Construction Other Than Bldg Const - Contractors (SIC 1600)
- Listed as
- CDNL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Raleigh, NC
- SEC filer status
- , Emerging growth company
- SEC CIK
- 2079999
- Former names
- Civil Infrastructure Group Inc. (until Aug 11, 2025)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.