ALT Insider Activity
View recent SEC Form 4 insider transactions for ALT, including purchases, sales, option exercises, and other insider filings.
| Date | Insider | Type | Quantity | Price | Total Value | Shares Owned |
|---|---|---|---|---|---|---|
| Oct 01, 2026 | Arbet-Engels Christophe | Exercise | 37,500 | $0.00 | $0.00 | 37,500 |
| Oct 01, 2026 | Arbet-Engels Christophe | Tax Withheld | 12,679 | $2.76 | $34,994.04 | 24,821 |
| Oct 01, 2026 | WEAVER GREGORY L | Exercise | 14,475 | $0.00 | $0.00 | 54,306 |
| Oct 01, 2026 | WEAVER GREGORY L | Tax Withheld | 4,379 | $2.76 | $12,086.04 | 49,927 |
| Sep 16, 2026 | Richardson Linda M | Exercise | 24,000 | $0.00 | $0.00 | 24,000 |
| Sep 16, 2026 | Richardson Linda M | Tax Withheld | 6,826 | $3.24 | $22,116.24 | 17,174 |
| Aug 13, 2026 | Durso Jerome Benedict | Purchase | 15,000 | $2.95 | $44,250.00 | 62,500 |
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