Berthelsen Spencer R - Insider Trading & Ownership
Location
2855 Gazelle Court, Carlsbad, CA
Summary
The estimated value of insider holdings of Berthelsen Spencer R is at least $5.2M dollars as of July 17, 2025. Berthelsen Spencer R is the Director of IONIS PHARMACEUTICALS INC and owns shares of IONIS PHARMACEUTICALS INC (IONS) stock worth about $5.2M.
Signature
By: Patrick R. O'Neil, attorney-in-fact For: Spencer R. Berthelsen
Insider Transactions Reported by Berthelsen Spencer R:
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.
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