O'Brien Patrick
Arrowhead Pharmaceuticals Inc · COO
O'Brien Patrick is listed in filings as COO at Arrowhead Pharmaceuticals Inc. This profile follows SEC Form 4 activity through Jan 8, 2026, including sale activity. Recent filings connect the profile to Arrowhead Pharmaceuticals Inc (ARWR). The current snapshot covers public activity from Jan 7, 2025 to Jan 8, 2026. Reported amounts are shown as $846.9K to $383.6K. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.
Latest Trades
| Company | Value | Action | Price | Last Price |
|---|---|---|---|---|
| $847k13.5k shares | SellJan 5, 2026 | $62.96 | $71.38 | |
| $756k11.8k shares | SellJan 5, 2026 | $63.84 | $71.38 | |
| $384k6.2k shares | SellJan 5, 2026 | $62.23 | $71.38 | |
| $369k5.9k shares | SellJan 5, 2026 | $62.91 | $71.38 | |
| $267k4.4k shares | SellJan 5, 2026 | $61.20 | $71.38 | |
| $3.1k46 shares | SellJan 5, 2026 | $68.00 | $71.38 | |
| $174k2.7k shares | SellJan 5, 2026 | $64.44 | $71.38 | |
| $150k2.3k shares | SellJan 5, 2026 | $64.04 | $71.38 | |
| $59k900 shares | SellJan 5, 2026 | $66.01 | $71.38 | |
| $56k900 shares | SellJan 5, 2026 | $62.25 | $71.38 | |
| $37k600 shares | SellJan 5, 2026 | $61.12 | $71.38 | |
| $21k313 shares | SellJan 5, 2026 | $68.00 | $71.38 |