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| Date | Event | What happened / filer | Source |
|---|---|---|---|
| 2026-08-06 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by First Eagle Investment Management, LLC | sec.gov ↗ |
| 2026-08-04 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-07-28 | 13D/A | Schedule 13D amendment — ≥5% beneficial owner (active intent) · by Valentin Gapontsev Trust I | sec.gov ↗ |
| 2026-07-28 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by IP FIBRE DEVICES LTD | sec.gov ↗ |
| 2026-07-17 | 8-K 7.01 | Regulation FD disclosure | sec.gov ↗ |
| 2026-07-17 | 8-K 1.01 | Entry into a material definitive agreement | sec.gov ↗ |
| 2026-05-15 | 8-K 5.07 | Submission of matters to a vote of security holders | sec.gov ↗ |
| 2026-05-05 | 8-K 8.01 | Other events | sec.gov ↗ |
| 2026-05-05 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2026-03-27 | 13G/A | Schedule 13G amendment — ≥5% beneficial owner (passive) · by VANGUARD GROUP INC | sec.gov ↗ |
| 2026-03-16 | 8-K 8.01 | Other events | sec.gov ↗ |
| 2026-02-25 | 8-K 8.01 | Other events | sec.gov ↗ |
| 2026-02-12 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-11-04 | 8-K 2.02 | Results of operations and financial condition (earnings)earnings history (EARN) → | sec.gov ↗ |
| 2025-10-03 | 8-K 5.02 | Departure/election of directors or officers; compensation | sec.gov ↗ |
Source: SEC EDGAR (public domain) · history starts 2025-10-03
Every row is a filed document, checked against its EDGAR index.