Ionis Pharmaceuticals, Inc. · NASDAQ:IONS

T. Rowe Price Investment Management, Inc. reported a 5.60% stake in Ionis Pharmaceuticals, Inc. (Schedule 13G/A)

Event Dec 31, 2025 · Filed Feb 17, 2026

T. Rowe Price Investment Management, Inc. reported a 5.60% stake in Ionis Pharmaceuticals, Inc., 9,108,019 shares, as a passive investor on Dec 31, 2025. Filed Feb 17, 2026 (Schedule 13G/A).

Stake
5.60%
Shares
9,108,019
Intent
Passive
What changed
Stake changed

The filing in full

HolderStakeShares
T. Rowe Price Investment Management, Inc.5.60%9,108,019

Source

View original at SEC

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