Hamilton James C insider trades
Hamilton James C has filed 17 Form 4s with the SEC that we hold, all for Arrowhead Pharmaceuticals, INC. (ARWR), as Chief Medical Officer. Across all of them we count 0 purchases worth $0 and 47 sales worth $10.8M reported on Form 4. In the last 12 months: 0 purchases ($0) and 9 sales ($3.9M). The largest single trade was a sale of 14,792 shares of Arrowhead Pharmaceuticals, INC. worth $932.0K, dated 2026-01-05. The first filing on our record is dated 2022-01-04 and the latest 2026-04-24.
Arrowhead Pharmaceuticals, INC. (ARWR)
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-01-04 | S, sale reported on Form 4 | 500 | $34.7K | 2022-01-06 |
| 2022-01-04 | S, sale reported on Form 4 | 802 | $54.0K | 2022-01-06 |
| 2022-01-04 | S, sale reported on Form 4 | 7,469 | $489.9K | 2022-01-06 |
| 2022-01-04 | S, sale reported on Form 4 | 9,955 | $646.0K | 2022-01-06 |
| 2022-01-04 | S, sale reported on Form 4 | 649 | $44.2K | 2022-01-06 |
| 2022-01-05 | S, sale reported on Form 4 | 60 | $3.9K | 2022-01-06 |
| 2022-01-05 | S, sale reported on Form 4 | 700 | $44.6K | 2022-01-06 |
| 2022-01-05 | S, sale reported on Form 4 | 1,100 | $68.9K | 2022-01-06 |
| 2022-01-05 | S, sale reported on Form 4 | 2,100 | $129.9K | 2022-01-06 |
| 2022-01-05 | S, sale reported on Form 4 | 2,290 | $138.6K | 2022-01-06 |
| 2023-01-03 | S, sale reported on Form 4 | 1,194 | $44.7K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 3,682 | $141.8K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 1,642 | $61.6K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 136 | $5.5K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 247 | $10.0K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 300 | $11.9K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 2,837 | $109.3K | 2023-01-05 |
| 2023-01-03 | S, sale reported on Form 4 | 300 | $11.9K | 2023-01-05 |
| 2023-01-05 | S, sale reported on Form 4 | 7,230 | $270.4K | 2023-01-06 |
| 2023-01-05 | S, sale reported on Form 4 | 6,573 | $245.8K | 2023-01-06 |
| 2023-06-30 | S, sale reported on Form 4 | 3,000 | $106.6K | 2023-07-05 |
| 2024-01-03 | S, sale reported on Form 4 | 500 | $16.6K | 2024-01-05 |
| 2024-01-03 | S, sale reported on Form 4 | 2,300 | $74.8K | 2024-01-05 |
| 2024-01-03 | S, sale reported on Form 4 | 3,500 | $111.3K | 2024-01-05 |
| 2024-01-05 | S, sale reported on Form 4 | 10,000 | $350.0K | 2024-01-05 |
| 2024-01-05 | S, sale reported on Form 4 | 8,000 | $279.5K | 2024-01-05 |
| 2024-01-05 | S, sale reported on Form 4 | 1,800 | $61.2K | 2024-01-05 |
| 2024-01-05 | S, sale reported on Form 4 | 12,343 | $440.0K | 2024-01-05 |
| 2024-01-12 | S, sale reported on Form 4 | 4,238 | $154.6K | 2024-01-17 |
| 2024-01-12 | S, sale reported on Form 4 | 3,702 | $138.3K | 2024-01-17 |
| 2024-04-01 | S, sale reported on Form 4 | 6,000 | $168.2K | 2024-04-03 |
| 2025-01-06 | S, sale reported on Form 4 | 10,971 | $220.6K | 2025-01-07 |
| 2025-01-06 | S, sale reported on Form 4 | 21,758 | $428.2K | 2025-01-07 |
| 2025-08-13 | S, sale reported on Form 4 | 611 | $12.2K | 2025-08-15 |
| 2025-08-15 | S, sale reported on Form 4 | 9,389 | $187.8K | 2025-08-15 |
| 2025-09-02 | S, sale reported on Form 4 | 15,000 | $375.0K | 2025-09-04 |
| 2025-09-12 | S, sale reported on Form 4 | 15,000 | $450.0K | 2025-09-16 |
| 2025-10-01 | S, sale reported on Form 4 | 20,000 | $700.0K | 2025-10-03 |
| 2026-01-05 | S, sale reported on Form 4 | 4,625 | $283.2K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 6,090 | $379.3K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 14,792 | $932.0K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 309 | $21.0K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 1,200 | $77.4K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 437 | $28.8K | 2026-01-05 |
| 2026-01-05 | S, sale reported on Form 4 | 12,711 | $812.9K | 2026-01-05 |
| 2026-03-05 | S, sale reported on Form 4 | 10,000 | $641.9K | 2026-03-09 |
| 2026-04-23 | S, sale reported on Form 4 | 10,000 | $750.0K | 2026-04-24 |
Counted from the Form 4 filings this reporting owner (SEC CIK 1830755) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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