Corporate actions
Mergers, listings, delistings, name changes and other events at US public companies over the last 90 days, each linked to the SEC filing that reported it.
Aug 1, 2026 – Oct 30, 2026
Auditor changes
95 events, newest first
| Date | Company | Event | Detail | Filing |
|---|---|---|---|---|
| Oct 29, 2026 | esghESG | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Oct 28, 2026 | opttOcean Power Technologies | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Oct 27, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 26, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | |
| Oct 23, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | |
| Oct 22, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 21, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 19, 2026 | atvkGlobaltek Ventures | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Oct 16, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 15, 2026 | atvkGlobaltek Ventures | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 14, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 13, 2026 | sfcxSUPA Consolidated | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Oct 9, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 8, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 7, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| vylrVylor | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 6, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Oct 5, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 2, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Oct 1, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 30, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 29, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | ||
| gwllGoldenwell Biotech | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 28, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 25, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 24, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| dplsDarkPulse | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 23, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 18, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 17, 2026 | dplsDarkPulse | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| hostHost Digital | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 16, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| skfgStark Focus | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 10, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | ||
| ewavEast West Ave Acquisition | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 9, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 4, 2026 | iacqIrenic Acquisition | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Sep 3, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 2, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| hosHornbeck Offshore Services | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Sep 1, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 31, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| nclNorthann | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| ocacOcean Capital Acquisition | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 28, 2026 | rmslRemSleep | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Aug 26, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Aug 25, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 24, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| nclNorthann | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K/A ↗ | ||
| Aug 19, 2026 | sbigSBIG | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Aug 18, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 17, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 14, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Aug 13, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 12, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 11, 2026 | ffloFree Flow USA | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Aug 10, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| nclNorthann | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 7, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Aug 6, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | ||
| Aug 5, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| scthSecuretech Innovations | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 4, 2026 | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ | |
| Aug 3, 2026 | blnhBlue Line | Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
| Auditor change | Change in certifying accountant (8-K Item 4.01) | 8-K ↗ |
Detected from the filing type or 8-K item (for example Item 2.01 for a completed acquisition, Form 25 for a delisting). New listings and IPOs are also on the IPO page.