3 Form 4 filings for ARTNA between 2026-08-18 and 2026-08-27, from 1 filer. 3 discretionary (3 sales, 0 purchases). 1 of 3 state a filing-level total, summing to $140,016; the rest report only their largest transaction, so the true figure is higher. Prices ran $35 to $36.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-27 | TAYLOR DIAN C | sold | 2,000 | $35.68 | — | — | |
| 2026-08-21 | TAYLOR DIAN C | sold | 2,000 | $35.30 | — | — | |
| 2026-08-18 | TAYLOR DIAN C | sold | 2,000 | $35.01 | $140,016 | 2 | |
| 3 filings · 1 filers · disclosed totals only | $140,016 (1/3) | — | |||||