Healy Thomas J. (CIK 1825486) reported 14 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-30). Recent activity: Sell HYLN (2.5M shares), Sell HYLN (16,600 shares), Sell HYLN (11,426 shares), Sell HYLN (58,202 shares), Buy HYLN (296,342 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-30 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 2.5M | $0 |
| 2026-05-21 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 16,600 | $67,728 |
| 2026-05-21 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 11,426 | $45,475 |
| 2026-03-04 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 58,202 | $119,314 |
| 2026-02-13 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Buy | 296,342 | $607,501 |
| 2025-12-15 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 134,963 | $261,828 |
| 2025-11-18 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 0 | $0 |
| 2025-11-18 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 159,776 | $265,228 |
| 2025-08-25 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 61,603 | $109,037 |
| 2025-05-14 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 11,418 | $21,808 |
| 2025-03-26 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 9,132 | $14,155 |
| 2025-03-03 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 23,742 | $40,124 |
| 2025-02-20 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Buy | 336,723 | $0 |
| 2025-02-13 | Hyliion Holdings Corp. (HYLN) | Chief Executive Officer | Sell | 38,019 | $81,361 |
Source: SEC Form 4 filings · as of 2026-06-30