IONS- Ionis Pharmaceuticals, Inc.

Name: Ionis Pharmaceuticals, Inc. Insider Trading Data
Creator: U.S. Securities and Exchange Commission
License: https://www.sec.gov/privacy#accessibility

Ionis Pharmaceuticals, Inc. (IONS) has 19 insiders with recent SEC Form 4 filings, including 0 buys and 18 sells. IONS is classified in the Biotechnology industry within the Health Care sector.

Insider Ownership

Role	Insider	Shares	Value	30d
Dir	Berthelsen Spencer R	156.0K	$8.50M	-
CEO	Monia Brett P	99.9K	$5.44M	-
CFO	Hougen Elizabeth L	82.7K	$4.50M	-
VP	Geary Richard S	74.4K	$4.05M	-
VP	Schneider Eugene	69.7K	$3.80M	-

Activity

Buys and sells only

Transactions

10 filings · page 2

Date	Insider	Role	Type	Shares	Price	Value	Chg%	3M	12M
Apr 15, 2026	Parshall B Lynne74	Director	Sell	5,000	$76.27	$381,366.52	-4.6%	-28.5%	-
Mar 17, 2026	Hougen Elizabeth L55	EVP, Finance &CFO	Sale+OE	225,220	$72.43	$16,313,675.85	-44.8%	+1.3%	-
Mar 10, 2026	Jenne Kyle	EVP, Chf Gl Pdt Str Ofcr	Sale+OE	37,277	$75.85	$2,827,324.68	-48.5%	-	-
Mar 10, 2026	Monia Brett P60	Chief Executive Officer	Sale+OE	160,773	$75.35	$12,114,155.20	-10.6%	-	-
Mar 9, 2026	O'Neil Patrick R.57	EVP CLO &General Counsel	Sell	10,148	$75.25	$763,662.37	-14.0%	-3.2%	-
Jan 30, 2026	Bennett C Frank64	EVP, Chief Scientific Officer	Sell	5,885	$82.95	$488,140.74	-5.5%	-9.6%	-
Jan 30, 2026	Swayze Eric63	EVP Research	Sell	6,179	$82.93	$512,446.10	-11.5%	-9.6%	-
Jan 30, 2026	O'Neil Patrick R.57	EVP CLO &General Counsel	Sell	6,179	$83.53	$516,153.50	-7.9%	-9.6%	-
Jan 30, 2026	Hougen Elizabeth L55	EVP, Finance &CFO	Sell	6,988	$83.24	$581,702.08	-5.0%	-9.6%	-
Jan 30, 2026	Baroldi Joseph53	EVP, Chief Business Officer	Sell	5,296	$82.96	$439,364.10	-10.4%	-9.6%	-

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Insider	Role	Shares	Value	Buys	Sells

Date	Ticker	Insider	Role	Type	Shares	Price	Value	Chg%	SEC