HOUGEN ELIZABETH L sold IONS

March 16, 2026 · Form 4 insider transaction

HOUGEN ELIZABETH L sold 205,608 shares of Ionis Pharmaceuticals, Inc. at $72.38 per share, a transaction worth $14.88M. 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
205,608
Price
$72.38
Total value
$14.88M
RoleDirector
SecurityCommon Stock
Transaction codeS: Open-market sale
Transaction dateMarch 16, 2026
Filing dateMarch 18, 2026
Shares owned after102,272
OwnershipDirect
10b5-1 planYes
AmendedNo

Footnotes

Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on December 9, 2025.; The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.70 to $72.70 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