James C Hamilton - Net Worth and Insider Trading
James C Hamilton Net Worth
The estimated net worth of James C Hamilton is at least $20 Million dollars as of 2026-09-09. James C Hamilton is the Chief Medical Officer of Arrowhead Pharmaceuticals Inc and owns about 226,958 shares of Arrowhead Pharmaceuticals Inc (ARWR) stock worth over $20 Million. Details can be seen in James C Hamilton's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that James C Hamilton has not made any transactions after 2026-04-23 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of James C Hamilton
James C Hamilton Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, James C Hamilton owns 1 companies in total, including Arrowhead Pharmaceuticals Inc (ARWR) .
Click here to see the complete history of James C Hamilton’s form 4 insider trades.
Insider Ownership Summary of James C Hamilton
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| ARWR | Arrowhead Pharmaceuticals Inc | 2026-04-23 | other: Senior Vice President |
James C Hamilton Latest Holdings Summary
James C Hamilton currently owns a total of 1 stock. James C Hamilton owns 226,958 shares of Arrowhead Pharmaceuticals Inc (ARWR) as of April 23, 2026, with a value of $20 Million.
Latest Holdings of James C Hamilton
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| ARWR | Arrowhead Pharmaceuticals Inc | 2026-04-23 | 226,958 | 86.19 | 19,561,510 |
Holding Weightings of James C Hamilton
James C Hamilton Form 4 Trading Tracker
According to the SEC Form 4 filings, James C Hamilton has made a total of 15 transactions in Arrowhead Pharmaceuticals Inc (ARWR) over the past 5 years, including 0 buys and 15 sells. The most-recent trade in Arrowhead Pharmaceuticals Inc is the sale of 10,000 shares on April 23, 2026, which brought James C Hamilton around $750,000.
Insider Trading History of James C Hamilton
* The information on this page (including Insider Trading Shares, Share Changes, Cost, etc.) is sourced exclusively from Form 4 filings and does not incorporate any data from 13F or 13D/G filings. As a result, it may differ from the values shown on the Guru page.
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James C Hamilton Trading Performance
James C Hamilton Ownership Network
Ownership Network List of James C Hamilton
Ownership Network Relation of James C Hamilton

James C Hamilton Owned Company Details
What does Arrowhead Pharmaceuticals Inc do?
Who are the key executives at Arrowhead Pharmaceuticals Inc?
James C Hamilton is the other: Senior Vice President of Arrowhead Pharmaceuticals Inc. Other key executives at Arrowhead Pharmaceuticals Inc include Chief Financial Officer Daniel Joseph Apel , General Counsel Patrick O'brien , and director & President and CEO Christopher Richard Anzalone .
Arrowhead Pharmaceuticals Inc (ARWR) Insider Trades Summary
Over the past 18 months, James C Hamilton made 7 insider transaction in Arrowhead Pharmaceuticals Inc (ARWR) with a net sale of 120,164. Other recent insider transactions involving Arrowhead Pharmaceuticals Inc (ARWR) include a net sale of 526,758 shares made by Christopher Richard Anzalone , a net sale of 27,850 shares made by Michael S Perry , and a net sale of 16,280 shares made by Mauro Ferrari .
In summary, during the past 3 months, insiders sold 13,600 shares of Arrowhead Pharmaceuticals Inc (ARWR) in total and bought 0 shares, with a net sale of 13,600 shares. During the past 18 months, 787,017 shares of Arrowhead Pharmaceuticals Inc (ARWR) were sold and 0 shares were bought by its insiders, resulting in a net sale of 787,017 shares.
Arrowhead Pharmaceuticals Inc (ARWR)'s detailed insider trading history can be found in Insider Trading Tracker table.
Arrowhead Pharmaceuticals Inc Insider Transactions
James C Hamilton Mailing Address
Above is the net worth, insider trading, and ownership report for James C Hamilton. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, James C Hamilton's mailing address is: Pasadena Ca 91105.