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Best Investments/trading ideas for the weekJoin our free webinar on September23,2026.

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| Role | Insider | Date | Transaction | Value | Shares |
|---|---|---|---|---|---|
| CEO | Slater Jennifer Lynn | May 13, 2026 | Buy | $50K | 800.56 |
| Director | LIEBAU FREDERIC JACK JR | May 12, 2026 | Buy | $61.37K | 1,000 |
| CFO | Pauli Matthew | May 12, 2026 | Buy | $125.06K | 2,000 |
| CEO | Slater Jennifer Lynn | May 12, 2026 | Buy | $50K | 797.28 |
| VP & Chief Technical Officer | Messina Richard P | Nov 17, 2025 | Sell | $199.05K | 3,000 |
| SVP & COO | Guillot Rolando | Aug 28, 2025 | Sell | $1.51M | 22,890 |
| SVP & COO | Guillot Rolando | Feb 26, 2025 | Sell | $157.15K | 3,143 |
| SVP & COO | Guillot Rolando | Feb 26, 2025 | Sell | $18.21K | 357 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Dec 10, 2024 | Sell | $8.35K | 200 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Dec 3, 2024 | Sell | $20.89K | 500 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Nov 19, 2024 | Sell | $8.1K | 200 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Nov 12, 2024 | Sell | $8.03K | 200 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Sep 19, 2024 | Sell | $7.74K | 200 |
| VP & Chief Technical Officer | Messina Richard P | Aug 16, 2024 | Sell | $49.25K | 1,270 |
| VP & Chief Commercial Officer | Hamdan Al-Waleed H. | Aug 16, 2024 | Sell | $3.12K | 79 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Aug 12, 2024 | Sell | $10.3K | 300 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Aug 9, 2024 | Sell | $17.04K | 600 |
| 10% Owner | GATE CITY CAPITAL MANAGEMENT, LLC | May 21, 2024 | Buy | $173.6K | 7,057 |
| Director | Chang Tina M | Mar 1, 2024 | Buy | $12.98K | 500 |
| Director | LIEBAU FREDERIC JACK JR | Feb 26, 2024 | Buy | $49.88K | 2,000 |
| Director | FLORSHEIM THOMAS W JR | Feb 22, 2024 | Buy | $24.95K | 1,000 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Jan 22, 2024 | Sell | $4.65K | 200 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Dec 26, 2023 | Sell | $3.01K | 100 |
| 10% Owner | GAMCO INVESTORS, INC. ET AL | Dec 22, 2023 | Sell | $2.66K | 100 |
| Vice President and Cto | Messina Richard P | Aug 18, 2023 | Sell | $45.84K | 2,040 |
Open-market purchases and sales reported on SEC form 4 over the last 10years. Awards, option exercises, gifts and other non-market form 4 activity are excluded. Chart markers group a day's filings by direction; the table lists each filing.