BAKER BROS. ADVISORS LP's ownership history for IONS

BAKER BROS. ADVISORS LP currently holds 566.8K shares with a market value of $37.1M. It started holding IONS on 2024-09-30. At its peak, it held 566.8K shares on 2025-09-30. Its highest holding value was $37.1M on 2025-09-30. At its lowest, it held 223.5K shares on 2024-09-30, with a value of $9.0M on 2024-09-30. In the recent 180 days, BAKER BROS. ADVISORS LP has increased its shares by 208.9K.