O'NEIL PATRICK R. sold IONS

September 9, 2025 · Form 4 insider transaction

O'NEIL PATRICK R. sold 20,000 shares of Ionis Pharmaceuticals, Inc. at $64.56 per share, a transaction worth $1.29M. The trade was recorded as open-market sale under a pre-scheduled Rule 10b5-1 plan and disclosed on an SEC Form 4, filed 2 days after the transaction.

Direction
Disposed (sell-side)
Shares
20,000
Price
$64.56
Total value
$1.29M
Role
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateSeptember 9, 2025
Filing dateSeptember 11, 2025
Shares owned after57,130
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on May 2, 2025.; The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $64.50 to $64.66 inclusive. The reporting person undertakes to provide to Ionis Pharmaceuticals, Inc. any security holder of Ionis Pharmaceuticals, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) on this Form 4.

View the original Form 4 on SEC EDGAR