BERTHELSEN SPENCER R

IONS

BERTHELSEN SPENCER R serves as director at Ionis Pharmaceuticals, Inc. (IONS). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

1 trades

$605.4K

Net Position

Net Seller

$605.4K

Companies Traded

IONS

Active Period

Jun 2026

1 total trades

Most Recent

Sell IONS

Jun 3, 2026 · $605.4K

BERTHELSEN SPENCER R's Insider Trading at Ionis Pharmaceuticals, Inc. (IONS)

Buys

0 · $0.00

Sells

1 · $605.4K

Total Shares Bought

Total Shares Sold

8,000

IONS Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Jun 3, 2026	Sell	8,000	$75.67	$605.4K	156,013

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