Insider Buying and Selling - IONS

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
09/05/2025 10b5-1	09/09/2025	Bennett C Frank EVP, Chief Scientific Officer Officer	Sell	-6,000 @ $59.60	($357,580.80)	82,679	(-6.77%)	Direct
09/02/2025 10b5-1	09/04/2025	Geary Richard S EVP, Chief Development Officer Officer	Sell	-10,000 @ $50.37	($503,671.00)	79,657	(-11.15%)	Direct
09/02/2025 10b5-1	09/04/2025	Parshall B Lynne Director	Sell	-20,000 @ $50.91	($1,018,297.50)	66,344	(-23.16%)	Direct
09/02/2025 10b5-1	09/04/2025	Swayze Eric EVP Research Officer	Sell	-11,130 @ $49.67	($552,861.68)	37,302	(-22.98%)	Direct
08/22/2025 10b5-1	08/26/2025	Diaz Allene M. Director	Sell	-1,427 @ $42.53	($60,687.17)	18,368	(-7.21%)	Direct
08/06/2025 10b5-1	08/08/2025	Parshall B Lynne Director	Sell	-5,000 @ $41.93	($209,646.10)	86,344	(-5.47%)	Direct
08/05/2025 10b5-1	08/06/2025	Geary Richard S EVP, Chief Development Officer Officer	Sell	-10,000 @ $42.86	($428,593.00)	89,492	(-10.05%)	Direct
08/04/2025 10b5-1	08/05/2025	Schneider Eugene EVP, Chf Clinical Develop Ofcr Officer	Sell	-9,549 @ $42.80	($408,701.02)	51,507	(-15.64%)	Direct
07/11/2025 10b5-1	07/15/2025	Monia Brett P Chief Executive Officer CEO Director	Sell	-1,160 @ $41.74	($48,416.20)	179,820	(-0.64%)	Direct
05/01/2025	05/02/2025	Hayden Michael R Director	Buy	15,000 @ $31.86	$477,900.00	50,219	(42.59%)	Direct
03/11/2025 10b5-1	03/13/2025	Monia Brett P Chief Executive Officer CEO Director	Sell	-140 @ $32.32	($4,524.80)	180,980	(-0.08%)	Direct
02/20/2025 10b5-1	02/24/2025	O'neil Patrick R. EVP CLO & General Counsel Officer	Sell	-1,207 @ $32.35	($39,046.45)	56,245	(-2.10%)	Direct
02/04/2025 10b5-1	02/06/2025	Monia Brett P Chief Executive Officer CEO Director	Sell	-38,843 @ $31.65	($1,229,462.52)	180,683	(-17.69%)	Direct
02/04/2025 10b5-1	02/06/2025	O'neil Patrick R. EVP CLO & General Counsel Officer	Sell	-6,165 @ $31.62	($194,939.15)	57,452	(-9.69%)	Direct
01/31/2025	02/03/2025	Bennett C Frank EVP, Chief Scientific Officer Officer	Sell	-1,327 @ $32.46	($43,079.20)	93,146	(-1.40%)	Direct
01/31/2025	02/03/2025	Geary Richard S EVP, Chief Development Officer Officer	Sell	-1,406 @ $32.40	($45,561.29)	99,077	(-1.40%)	Direct
01/31/2025	02/03/2025	Hougen Elizabeth L EVP, Finance & CFO CFO	Sell	-1,523 @ $32.44	($49,403.68)	110,500	(-1.36%)	Direct
01/31/2025	02/03/2025	Monia Brett P Chief Executive Officer CEO Director	Sell	-13,242 @ $32.45	($429,655.23)	219,526	(-5.69%)	Direct
01/31/2025	02/03/2025	O'neil Patrick R. EVP CLO & General Counsel Officer	Sell	-1,406 @ $32.49	($45,684.60)	63,617	(-2.16%)	Direct
01/31/2025	02/03/2025	Schneider Eugene EVP, Chf Clinical Develop Ofcr Officer	Sell	-1,484 @ $32.20	($47,779.90)	61,056	(-2.37%)	Direct
01/31/2025	02/03/2025	Swayze Eric EVP Research Officer	Sell	-1,367 @ $32.31	($44,162.03)	48,017	(-2.77%)	Direct
12/23/2024	12/26/2024	Hayden Michael R Director	Buy	5,000 @ $36.22	$181,078.75	35,219	(16.55%)	Direct
11/12/2024 10b5-1	11/14/2024	Loscalzo Joseph Director	Sell	-13,508 @ $37.86	($511,426.39)	32,251	(-29.52%)	Direct
11/12/2024 10b5-1	11/14/2024	Monia Brett P Chief Executive Officer CEO Director	Sell	-6,630 @ $38.05	($252,294.04)	167,393	(-3.81%)	Direct
11/12/2024 10b5-1	11/14/2024	Swayze Eric EVP Research Officer	Sell	-1,194 @ $37.92	($45,277.67)	33,713	(-3.42%)	Direct

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Ionis Pharmaceuticals Inc - IONS

Latest data: 9/9/2025 10:04:53 PM

Buy Breakdown

Total $658,979

Sell Breakdown

Total $6,570,751

Monthly Totals