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  • Insider Ownership

Insider Trading & Ownership of Patrick O'Brien

Location
Pasadena, CA
Summary
The estimated net worth of Patrick O'Brien is at least $36,342,471 dollars as of 08 Jan 2026. Patrick O'Brien is the COO of ARROWHEAD PHARMACEUTICALS, INC. and owns shares of ARROWHEAD PHARMACEUTICALS, INC. (ARWR) stock worth about $36.34M.
Signature
/s/Patrick O'Brien
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Ownership of Patrick O'Brien

Symbol Company Relationship Holdings Value Past Year Net Change Change % Report Period
ARWR ARROWHEAD PHARMACEUTICALS, INC. Coo $36,342,471 -$3,123,349 -7.9% 06 Jan 2026

Insider Transactions Reported by Patrick O'Brien:

Sym Company Class Transaction % Value $ * Price $ Shares Shares After Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.