BIRCHLER BRIAN

PrivateCIK: 1970151
Location

CARLSBAD, CA

Senior insider sale

EVP, Corp and Development Ops at IONIS PHARMACEUTICALS INC — senior position signals high conviction

$1.22M

15.63K shares

What this filing means

BIRCHLER BRIAN plans to sell 15.63K shares of IONIS PHARMACEUTICALS INC valued at approximately $1.22M. 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.

InsiderBIRCHLER BRIANCIK 1970151
Officer· EVP, Corp and Development Ops
Since Feb 2026
15.63K
Shares to sell
$1.22M
Approx. market value
973.00
Acquired (3 months)
1
Planned
2 completed
Securities Acquired — Last 3 Months1
Sort

RSUs granted under 2011 Equity Incentive Plan

Compensation

4/15/2026
973.00
Total acquired973.00
Planned & Completed Dispositions3
Sort

Completed

Completed

Units to sell

6.18K

Market value

$513.0K

1/30/2026
Completed

Units to sell

8.48K

Market value

$636.9K

1/15/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

973.00

Market value

$73.4K

4/16/2026
Total

Units

15.63K

Value

$1.22M

BIRCHLER BRIAN — Planned Insider Sale (Form 144) | Finecho