Home/Filings/4/0000874015-25-000259
4//SEC Filing

Birchler Brian 4

Accession 0000874015-25-000259

CIK 0000874015other

Filed

Oct 15, 8:00 PM ET

Accepted

Oct 16, 8:15 PM ET

Size

14.1 KB

Accession

0000874015-25-000259

Insider Transaction Report

Form 4
Period: 2025-10-14
Birchler Brian
EVP, Corp and Development Ops
Transactions
  • Sale

    Common Stock

    2025-10-14$72.03/sh11,475$826,58956,826 total
  • Exercise/Conversion

    Non-Qualified Stock Option (right to buy)

    2025-10-1411,47512,425 total
    Exercise: $53.77From: 2020-01-02Exp: 2026-01-01Common Stock (11,475 underlying)
  • Exercise/Conversion

    Common Stock

    2025-10-15$53.77/sh+12,425$668,09269,251 total
  • Exercise/Conversion

    Non-Qualified Stock Option (right to buy)

    2025-10-1512,4250 total
    Exercise: $53.77From: 2021-01-02Exp: 2026-01-01Common Stock (12,425 underlying)
  • Exercise/Conversion

    Common Stock

    2025-10-14$53.77/sh+11,475$617,01168,301 total
  • Sale

    Common Stock

    2025-10-15$72.23/sh12,425$897,39856,826 total
Footnotes (3)
  • [F1]Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on August 12, 2024.
  • [F2]The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.00 to $72.115, 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) of this Form 4.
  • [F3]The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.00 to $72.46, 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 (3) of this Form 4.

Issuer

IONIS PHARMACEUTICALS INC

CIK 0000874015

Entity typeother

Related Parties

1
  • filerCIK 0001970151

Filing Metadata

Form type
4
Filed
Oct 15, 8:00 PM ET
Accepted
Oct 16, 8:15 PM ET
Size
14.1 KB