Birchler Brian bought IONS

February 27, 2026 · Form 4 insider transaction

Birchler Brian bought 351 shares of Ionis Pharmaceuticals, Inc. at $48.87 per share, a transaction worth $17.2K. The trade was recorded as j and disclosed on an SEC Form 4, filed 4 days after the transaction.

Direction
Acquired (buy-side)
Shares
351
Price
$48.87
Total value
$17.2K
Role
SecurityCommon Stock
Transaction codeJ: J
Transaction dateFebruary 27, 2026
Filing dateMarch 3, 2026
Shares owned after66,598
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Reporting shares purchased under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 27, 2026. These shares may not be sold until August 27, 2026.

View the original Form 4 on SEC EDGAR