IONIS PHARMACEUTICALS INC 4

Allene M. Diaz exercised 10,111 stock options in Ionis Pharmaceuticals Inc. at $47.11 and sold the same 10,111 shares at a weighted average price of $85.4156 under a Rule 10b5-1 plan, ending with 3,811 shares owned.

On July 7, 2026, Ionis Pharmaceuticals Inc. insider Allene M. Diaz exercised 10,111 non-qualified stock options at an exercise price of $47.11 per share, acquiring an equivalent number of common shares, and on the same day sold all 10,111 shares at a weighted average price of $85.4156 per share under a pre-arranged Rule 10b5-1 trading plan. The option exercise generated an acquisition of approximately $476,000 in stock (at the exercise price), while the corresponding sale yielded roughly $864,000 in proceeds, effectively realizing the spread between the exercise and sale prices without changing her net ownership position. Following these transactions, Diaz directly owned 3,811 shares of Ionis common stock. The sale price was reported as a weighted average, with individual trade prices ranging from $85.040 to $85.730 per share.

Filing Facts

CIK

874015

Ticker

IONS

Form

4

Source Type

fda

Accession

0000874015-26-000237

Alert Tier

6