BERTHELSEN SPENCER R

PrivateCIK: 1181548
Location

CARLSBAD, CA

Senior insider sale

IONIS PHARMACEUTICALS INC — senior position signals high conviction

$1.19M

16K shares

What this filing means

BERTHELSEN SPENCER R plans to sell 16K shares of IONIS PHARMACEUTICALS INC valued at approximately $1.19M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderBERTHELSEN SPENCER RCIK 1181548
Director
Since Jul 2018
16K
Shares to sell
$1.19M
Approx. market value
8K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

6/15/2026
8K
Total acquired8K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

8K

Market value

$605.4K

6/1/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

8K

Market value

$587.9K

6/15/2026
Total

Units

16K

Value

$1.19M

BERTHELSEN SPENCER R — Planned Insider Sale (Form 144) | Finecho