Allene M. Diaz has sold IONS and made no open-market buys since Aug 2023

Allene M. Diaz is an independent non-employee director at Ionis Pharmaceuticals Inc. (IONS) since June 2021, serving on the Audit and Compliance Committees.( As of March 1, 2025, she is age 60, with deep expertise in product development, commercial strategy, market access, and portfolio management gained from senior roles at GlaxoSmithKline (SVP, R&D Portfolio Management, 2019–2020), TESARO (SVP, Global Commercial Development & Program Strategy, 2015–2019), Merck Serono/EMD Serono, and earlier positions at Pfizer, Parke-Davis, Biogen, and Amylin, where she contributed to multiple product launches.(

Currently, she is Senior Advisor at Bain Capital Life Sciences (since 2022) and Principal of AMD Consulting (since 2020), and serves on the board of Mersana Therapeutics (since 2021); past boards include Allena Pharmaceuticals (2019–2022) and others.( On March 3, 2026, Diaz sold 54,878 shares of IONS stock at $79.347 per share, totaling $4.35 million.(

Written by Perplexity from public sources.