Insider
| Ticker | Insider | Role | Type | Date | Shares | Price | Value | Notes | Filing |
|---|---|---|---|---|---|---|---|---|---|
| ALT | Richardson Linda M | Chief Commercial Officer | Option exercise | 2026-09-16 | 24,000 | — | — | Acquired | EDGAR |
| ALT | Richardson Linda M | Chief Commercial Officer | Tax withholding | 2026-09-16 | 6,826 | $3.24 | $22,116 | Disposed | EDGAR |
| ALT | Durso Jerome Benedict | President and CEO | Purchase | 2026-08-13 | 15,000 | $2.95 | $44,250 | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Award | 2026-07-31 | 1,753 | $2.41 | $4,232 | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Award | 2026-07-31 | 875 | $2.41 | $2,112 | Acquired | EDGAR |
| ALT | GILL JOHN | Director | Purchase | 2026-04-06 | 9,200 | $3.41 | $31,350 | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Purchase | 2026-04-01 | 10,000 | $3.15 | $31,499 | Acquired | EDGAR |
| ALT | Durso Jerome Benedict | President and CEO | Purchase | 2026-04-01 | 15,000 | $3.14 | $47,100 | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Purchase | 2026-03-06 | 5,000 | $3.54 | $17,700 | Acquired | EDGAR |
| ALT | Durso Jerome Benedict | President and CEO | Purchase | 2026-03-06 | 20,000 | $3.54 | $70,790 | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2026-02-02 | 7,775 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2026-02-02 | 2,329 | $5.55 | $12,926 | Disposed | EDGAR |
| ALT | Garg Vipin K | Director | Award | 2026-01-31 | 6,926 | $3.07 | $21,263 | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Award | 2026-01-31 | 4,571 | $3.07 | $14,033 | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Award | 2026-01-31 | 5,567 | $3.07 | $17,091 | Acquired | EDGAR |
| ALT | Garg Vipin K | Director | Option exercise | 2026-01-30 | 26,775 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | Director | Tax withholding | 2026-01-30 | 11,632 | $5.60 | $65,139 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2026-01-30 | 9,275 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2026-01-30 | 2,859 | $5.60 | $16,010 | Disposed | EDGAR |
| ALT | Garg Vipin K | Director | Option exercise | 2026-01-27 | 41,200 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | Director | Tax withholding | 2026-01-27 | 17,898 | $6.18 | $110,610 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2026-01-27 | 15,850 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2026-01-27 | 4,748 | $6.18 | $29,343 | Disposed | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Option exercise | 2026-01-27 | 15,850 | — | — | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Tax withholding | 2026-01-27 | 4,229 | $6.18 | $26,135 | Disposed | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Option exercise | 2026-01-25 | 14,600 | — | — | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Tax withholding | 2026-01-25 | 3,855 | $5.50 | $21,202 | Disposed | EDGAR |
| ALT | Garg Vipin K | Director | Option exercise | 2026-01-25 | 42,050 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | Director | Tax withholding | 2026-01-25 | 17,984 | $5.50 | $98,912 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2026-01-25 | 14,600 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2026-01-25 | 4,373 | $5.50 | $24,052 | Disposed | EDGAR |
| ALT | Pisano Wayne | Director | Purchase | 2026-01-08 | 5,000 | $4.08 | $20,410 | Acquired | EDGAR |
| ALT | Sohn Catherine A. | Director | Purchase | 2026-01-05 | 500 | $4.24 | $2,118 | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Option exercise | 2026-01-01 | 9,375 | — | — | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Tax withholding | 2026-01-01 | 2,475 | $3.61 | $8,935 | Disposed | EDGAR |
| ALT | Jorkasky Diane | Director | Purchase | 2025-12-29 | 527 | $3.80 | $2,003 | Acquired | EDGAR |
| ALT | GILL JOHN | Director | Purchase | 2025-12-23 | 12,500 | $4.10 | $51,250 | Acquired | EDGAR |
| ALT | Durso Jerome Benedict | Director | Purchase | 2025-12-22 | 12,500 | $4.13 | $51,569 | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Option exercise | 2025-11-11 | 18,750 | — | — | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Tax withholding | 2025-11-11 | 5,672 | $4.28 | $24,276 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Award | 2025-07-31 | 846 | $3.14 | $2,656 | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Award | 2025-07-31 | 1,368 | $3.14 | $4,296 | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Award | 2025-07-31 | 2,018 | $3.14 | $6,337 | Acquired | EDGAR |
| ALT | Sohn Catherine A. | Director | Purchase | 2025-03-17 | 1,000 | $5.78 | $5,784 | Acquired | EDGAR |
| ALT | WEAVER GREGORY L | Chief Financial Officer | Purchase | 2025-03-13 | 10,000 | $5.20 | $51,996 | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Gift | 2025-03-07 | 67,787 | — | — | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2025-02-02 | 7,775 | — | — | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Option exercise | 2025-02-02 | 7,775 | — | — | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Tax withholding | 2025-02-02 | 2,708 | $6.64 | $17,981 | Disposed | EDGAR |
| ALT | Garg Vipin K | President and CEO | Option exercise | 2025-02-02 | 18,950 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | President and CEO | Tax withholding | 2025-02-02 | 8,282 | $6.64 | $54,992 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2025-02-02 | 2,316 | $6.64 | $15,378 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2025-02-01 | 6,166 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2025-02-01 | 1,801 | $6.64 | $11,959 | Disposed | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Option exercise | 2025-02-01 | 6,166 | — | — | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Tax withholding | 2025-02-01 | 2,109 | $6.64 | $14,004 | Disposed | EDGAR |
| ALT | Garg Vipin K | President and CEO | Option exercise | 2025-02-01 | 16,545 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | President and CEO | Tax withholding | 2025-02-01 | 7,231 | $6.64 | $48,014 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Award | 2025-01-31 | 3,184 | $5.18 | $16,493 | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Award | 2025-01-31 | 1,905 | $5.18 | $9,868 | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Award | 2025-01-31 | 2,614 | $5.18 | $13,541 | Acquired | EDGAR |
| ALT | Garg Vipin K | President and CEO | Award | 2025-01-31 | 4,105 | $5.18 | $21,264 | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2025-01-30 | 9,275 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2025-01-30 | 2,709 | $7.00 | $18,963 | Disposed | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Option exercise | 2025-01-30 | 9,275 | — | — | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Tax withholding | 2025-01-30 | 3,173 | $7.00 | $22,211 | Disposed | EDGAR |
| ALT | Garg Vipin K | President and CEO | Option exercise | 2025-01-30 | 26,775 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | President and CEO | Tax withholding | 2025-01-30 | 11,701 | $7.00 | $81,907 | Disposed | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Option exercise | 2025-01-25 | 14,600 | — | — | Acquired | EDGAR |
| ALT | Roberts M Scot | Chief Scientific Officer | Tax withholding | 2025-01-25 | 4,264 | $6.98 | $29,763 | Disposed | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Option exercise | 2025-01-25 | 14,600 | — | — | Acquired | EDGAR |
| ALT | Harris Matthew Scott | Chief Medical Officer | Tax withholding | 2025-01-25 | 4,994 | $6.98 | $34,858 | Disposed | EDGAR |
| ALT | Garg Vipin K | President and CEO | Option exercise | 2025-01-25 | 42,050 | — | — | Acquired | EDGAR |
| ALT | Garg Vipin K | President and CEO | Tax withholding | 2025-01-25 | 18,157 | $6.98 | $126,736 | Disposed | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Option exercise | 2025-01-25 | 14,600 | — | — | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Tax withholding | 2025-01-25 | 3,862 | $6.98 | $26,957 | Disposed | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Option exercise | 2025-01-01 | 9,375 | — | — | Acquired | EDGAR |
| ALT | Jordt Raymond M | Chief Business Officer | Tax withholding | 2025-01-01 | 2,485 | $7.21 | $17,917 | Disposed | EDGAR |
| ALT | GILL JOHN | Director | Gift | 2022-01-06 | 2,714 | — | — | Disposed | EDGAR |
Long US-equity 13F disclosures only · up to 45-day reporting lag · sells = reduce/avoid, not short.
JSON: /api/signals ·
/api/funds ·
/api/status