| Date | Event | What happened / filer | Source |
|---|---|---|---|
| 2026-07-28 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-07-27 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by BlackRock, Inc. | sec.gov ↗ |
| 2026-07-24 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2026-05-20 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Viessmann Generations Group GmbH & Co. KG | sec.gov ↗ |
| 2026-04-30 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-04-29 | 13G | Schedule 13G filed — ≥5% beneficial owner (passive) · by VANGUARD CAPITAL MANAGEMENT LLC | sec.gov ↗ |
| 2026-04-16 | 8-K 5.07 | Submission of matters to a vote of security holders | sec.gov ↗ |
| 2026-03-26 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by VANGUARD GROUP INC | sec.gov ↗ |
| 2026-03-05 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by Capital Research Global Investors | sec.gov ↗ |
| 2026-02-13 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by Capital International Investors | sec.gov ↗ |
| 2026-02-05 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-10-28 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2025-10-28 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-09-04 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
| 2025-07-29 | 8-K 8.01 | Other events | sec.gov ↗ |
| 2025-07-29 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
8-K item codes from the filing header; 13D/G subject and filer verified against the filing index page.
