StockCIK 874015

IONIS PHARMACEUTICALS INC (IONS): Insider Trades and Fund Holdings

In the past 12 months, IONIS PHARMACEUTICALS INC insiders reported 0 open-market purchases worth $0 and 2 sales worth $61K; 0 of the sales were reported as made under a 10b5-1 trading plan.

0Insider buys, 12 months

$0Bought by insiders, 12 months

$61KSold by insiders, 12 months

1Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 19, 2026.

Recent IONS insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 19	Oct 16	Shannon L. DeversEVP	EVP	▼ SELL	1,357	43.54	$59K	−7.1%	Form 4 ↗
Oct 19	Oct 16	Eric SwayzeEVP	EVP (ind.)	▼ SELL	53	43.55	$2K	−12%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Buys	Bought	Sells	Sold	Latest
Shannon L. Devers	EVP	0	$0	1	$59K	Oct 19, 2026
Eric Swayze	EVP	0	$0	1	$2K	Oct 19, 2026

Tracked funds that report IONS

From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.

Fund	Quarter	Shares	Value	% of portfolio	Change
Renaissance Technologies	Q2 2026	559,414	$44.4M	0.06%	▲ +83.1%

Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →