Brian Birchler

EVP, Corporate and Development OperationsatIonis Pharmaceuticals· In proxies 2023–2025

Pay in FY2025-3% from the year before · Ionis Pharmaceuticals stock +126.3% the same year

Brian Birchler was paid $3.2M in FY2025 (Dec), down 3%. Ionis Pharmaceuticals stock rose 126.3% that year.

Pay$100 in the stock at the end of FY22 → $209

Pay is from the Summary Compensation Table of each Ionis Pharmaceuticals proxy. The stock line is the value of $100 put in the stock at the start, from the price change of each fiscal year. Dividends are not in it.

Experience

IONS
Ionis PharmaceuticalsPublic company · 3 yr
- EVP, Corporate and Development Operations2023 – Present · 3 yrStock in role +21%

Roles come from the proxy statements of each company.

Activity

Pay
Ionis Pharmaceuticals EVP, Corporate and Development Operations pay rose 37% to $3.3M. The stock fell 31% in FY2024 (Dec).
DEF 14AApr 23, 2026

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