BIRCHLER BRIAN

PrivateCIK: 1970151
Location

CARLSBAD, CA

BIRCHLER BRIAN (EVP, Corp and Development Ops) sold 1.4% of their position (973.00 shares) of IONIS PHARMACEUTICALS INC on the open market

Open‑market sale worth $73.0K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBIRCHLER BRIANCIK 1970151
Officer· EVP, Corp and Development Ops
Since Feb 2026
-973.00
Net shares
Net seller
$73.0K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
1.88K acquired · 2.85K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+1.88K

Price / share

Trade value

% of position

2.8%
4/15/2026
66.60K68.47K

Common Stock

Direct
S · Sale

Shares

973.00

Price / share

$75.04

Trade value

$73.02K

% of position

1.4%
4/16/2026
68.47K67.50K
Total

Net shares

+902.00

Net value

-$73.02K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

1.88K shares

Shares

1.88K

Strike price

0.0

Held after

48.93K

Exercisable

4/15/2026
BIRCHLER BRIAN — Insider Transaction (Form 4) Filed Apr 17, 2026 | Finecho