5 Form 4 filings for ABCL between 2026-08-13 and 2026-08-24, from 3 filers. 5 discretionary (0 sales, 4 purchases). None state a filing-level total — that aggregate began on 2026-08-17 — so each row below shows only its largest transaction. Prices ran $10 to $11.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-24 | Hayden Michael R | purchased | 53,613 | $10.64 | — | — | |
| 2026-08-18 | Montalbano John S. | purchased | 10,000 | $11.03 | — | — | |
| 2026-08-14 | Booth Andrew | purchased | 37,200 | $10.32 | — | — | |
| 2026-08-14 | Hayden Michael R | purchased | 46,387 | $10.37 | — | — | |
| 2026-08-13 | Hayden Michael R | gifted | 50,000 | — | — | — | |
| 5 filings · 3 filers · disclosed totals only | $0 (0/5) | — | |||||