Luther Sherri R (CIK 1764515) reported 11 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-09-01). Recent activity: Buy COHR (8,731 shares), Sell COHR (2,594 shares), Sell COHR (3,000 shares), Sell COHR (1,000 shares), Sell COHR (2,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-01 | COHERENT CORP. (COHR) | CFO and Treasurer | Buy | 8,731 | $0 |
| 2026-09-01 | COHERENT CORP. (COHR) | CFO and Treasurer | Sell | 2,594 | $766,242 |
| 2026-08-20 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 3,000 | $972,000 |
| 2026-07-24 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 1,000 | $306,680 |
| 2026-05-13 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 2,000 | $745,920 |
| 2026-04-24 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 2,000 | $702,000 |
| 2026-04-24 | SILICON LABORATORIES INC. (SLAB) | Director | Buy | 962 | $0 |
| 2026-02-17 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 4,000 | $870,960 |
| 2025-10-14 | COHERENT CORP. (COHR) | Chief Financial Officer | Sell | 18,558 | $2.1M |
| 2025-09-02 | COHERENT CORP. (COHR) | EVP, Finance | Buy | 15,692 | $0 |
| 2025-04-25 | SILICON LABORATORIES INC. (SLAB) | Director | Buy | 1,843 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-09-01