| Date | Event | What happened / filer | Source |
|---|---|---|---|
| 2026-07-27 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2026-07-27 | 8-K 5.07 | Submission of matters to a vote of security holders | sec.gov ↗ |
| 2026-07-27 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2026-05-22 | 13G | Schedule 13G filed — ≥5% beneficial owner (passive) · by Point72 Asset Management, L.P. | sec.gov ↗ |
| 2026-05-13 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2026-05-11 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-03-13 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2026-03-11 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2026-03-02 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-03-02 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2025-11-06 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-10-14 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2025-09-22 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Winemaster Gary S | sec.gov ↗ |
| 2025-09-18 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2025-09-18 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2025-08-28 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Weichai America Corp. | sec.gov ↗ |
| 2025-08-25 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Weichai America Corp. | sec.gov ↗ |
| 2025-08-19 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Weichai America Corp. | sec.gov ↗ |
| 2025-08-15 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Weichai America Corp. | sec.gov ↗ |
| 2025-08-07 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Winemaster Gary S | sec.gov ↗ |
| 2025-08-07 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-07-31 | 8-K 2.03 | Creation of a direct financial obligation | sec.gov ↗ |
| 2025-07-31 | 8-K 1.01 | Entry into a material definitive agreement | sec.gov ↗ |
| 2025-07-29 | 8-K 5.07 | Submission of matters to a vote of security holders | sec.gov ↗ |
| 2025-07-29 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
8-K item codes from the filing header; 13D/G subject and filer verified against the filing index page.
