Joshua T. Mook serves as Executive at Hyliion Holdings Corp., where they oversee executive responsibilities. Since joining the company, Joshua T. Mook has executed 14 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Dec 12, 2025 involved transacting 12,949 shares valued at $25.1K.
Joshua T. Mook currently holds 1,033,803 shares of Hyliion Holdings Corp. (HYLN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Joshua T. Mook has been a net neutral trader of HYLN stock. They have purchased $0 and sold $0 worth of shares.
Joshua T. Mook's most recent insider trade was on Dec 12, 2025, when they sold 12,949 shares at $1.94 per share.
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| $1.85 |
| Discretionary |
| Nov 26, 2025 | HYLN | $1.0M | Award | 540,541 | $1.85 | Discretionary |
| Nov 17, 2025 | HYLN | $15.0K | Other | 9,039 | $1.66 | Discretionary |
| Nov 14, 2025 | HYLN | $12.6K | Payment | 7,397 | $1.70 | Discretionary |
| Nov 13, 2025 | HYLN | $6.9K | Payment | 4,110 | $1.68 | Discretionary |
| Aug 27, 2025 | HYLN | $2.3K | Payment | 1,361 | $1.69 | Discretionary |
| Aug 25, 2025 | HYLN | $0 | Payment | 0 | $N/A | Discretionary |
| Aug 25, 2025 | HYLN | $14.9K | Payment | 8,430 | $1.77 | Discretionary |
| Aug 27, 2024 | HYLN | $2.6K | Payment | 1,361 | $1.94 | Discretionary |
| Aug 13, 2024 | HYLN | $0 | Conversion | 40,500 | $N/A | Discretionary |
| May 27, 2024 | HYLN | $2.1K | Payment | 1,361 | $1.51 | Discretionary |
| Feb 27, 2024 | HYLN | $10.4K | Payment | 6,623 | $1.57 | Discretionary |
| Feb 13, 2024 | HYLN | $0 | Award | 202,500 | $N/A | Discretionary |