HEARD DAVID W (CIK 1245146) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-20). Recent activity: Buy PENG (4,485 shares), Buy INFN (412,500 shares), Sell INFN (1.5M shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-20 | Penguin Solutions, Inc. (PENG) | Director | Buy | 4,485 | $0 |
| 2025-03-03 | Infinera Corp (INFN) | Chief Executive Officer | Buy | 412,500 | $0 |
| 2025-03-03 | Infinera Corp (INFN) | Chief Executive Officer | Sell | 1.5M | $0 |
Source: SEC Form 4 filings · as of 2026-05-20