Patrick O'Brien
Insider Reports History
- Location
- Pasadena, CA
- Signature
- /s/Patrick O'Brien
- All insider transactions
- Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date
Holdings reported by Patrick O'Brien:
| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| ARROWHEAD PHARMACEUTICALS, INC. | COO | Common Stock | 547,408 | $36,342,471 | $66.39 | 06 Jan 2026 | Direct |
Insider Reports Filed by Patrick O'Brien
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 06 Jan 2026 | 6 | $0 | 4 | COO | 08 Jan 2026, 18:45 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 31 Dec 2025 | 17 | -$3,123,349 | 4 | COO | 05 Jan 2026, 21:50 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 04 Jan 2025 | 4 | -$736,059 | 4 | COO and General Counsel | 07 Jan 2025, 21:28 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 03 Jan 2024 | 9 | -$1,140,362 | 4 | COO and General Counsel | 05 Jan 2024, 19:58 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 05 Jan 2023 | 2 | -$560,850 | 4 | COO and General Counsel | 06 Jan 2023, 18:30 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 03 Jan 2023 | 9 | -$670,802 | 4 | COO and General Counsel | 05 Jan 2023, 18:10 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 21 Dec 2022 | 2 | +$196,800 | 4 | General Counsel | 22 Dec 2022, 19:01 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 05 Jan 2022 | 6 | -$2,005,875 | 4 | General Counsel | 07 Jan 2022, 19:16 |
| ARWR | ARROWHEAD PHARMACEUTICALS, INC. | 31 Dec 2021 | 3 | +$172,200 | 4 | General Counsel | 04 Jan 2022, 20:26 |