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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 |
|---|---|---|---|---|---|
| Director | Ghoniem Ahmed | Apr 24, 2026 | Buy | $10K | 12,723 |
| Director | Hirsch Susan B | Apr 13, 2026 | Buy | $18.65K | 5,000 |
| Director | Hirsch Susan B | Mar 27, 2026 | Buy | $25.4K | 10,000 |
| Director | LEWIS EARL R | Mar 27, 2026 | Buy | $12.6K | 5,000 |
| Director | LEWIS EARL R | Mar 26, 2026 | Buy | $14.41K | 5,000 |
| General Counsel & Secretary | Whiting John Kimball IV | Mar 23, 2026 | Buy | $23.8K | 10,000 |
| CAO | Deschenes Roger P. | Mar 20, 2026 | Buy | $22.3K | 10,000 |
| CEO | Rangesh Abinand | Mar 20, 2026 | Buy | $6.89K | 3,000 |
| President | Panora Robert | Jun 24, 2025 | Sell | $6.17K | 900 |
| President | Panora Robert | Jun 23, 2025 | Sell | $202.25K | 31,800 |
| VP of Business Development | Lafaille Stephen | Jun 23, 2025 | Sell | $72.5K | 10,000 |
| President | Panora Robert | Jun 18, 2025 | Sell | $65.39K | 13,000 |
| VP of Business Development | Lafaille Stephen | Jun 6, 2025 | Sell | $149.5K | 25,000 |
| President | Panora Robert | Jun 4, 2025 | Sell | $155K | 31,000 |
| VP of Business Development | Lafaille Stephen | Jun 4, 2025 | Sell | $75K | 15,000 |
| President | Panora Robert | Jun 3, 2025 | Sell | $121.94K | 26,000 |
| VP of Business Development | Lafaille Stephen | Jun 3, 2025 | Sell | $48.8K | 10,000 |
| VP of Business Development | Lafaille Stephen | Mar 3, 2025 | Buy | $1K | 400 |
| Director | HATSOPOULOS JOHN | Sep 27, 2024 | Buy | $8.38K | 10,000 |
| Director | HATSOPOULOS JOHN | Sep 25, 2024 | Buy | $8.6K | 10,000 |
| Director | HATSOPOULOS JOHN | Aug 19, 2024 | Buy | $8.95K | 10,000 |
| Director | LEWIS EARL R | Jul 15, 2024 | Buy | $6.8K | 10,000 |
| Director | LEWIS EARL R | Jul 15, 2024 | Buy | $6.8K | 10,000 |
| Director | HATSOPOULOS JOHN | Jul 10, 2024 | Buy | $14.6K | 22,466 |
| Director | HATSOPOULOS JOHN | May 29, 2024 | Buy | $8K | 10,000 |
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.