JP Morgan Chase’s Ionis Pharmaceuticals IONS Stock Holding History

JP Morgan Chase’s Portfolio IONS Stock Details IONS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$12M	Buy	+165,000	New	+$13M	﹤0.01%	2514
2025 Q2	–	Sell	-30,000	Closed	-$905K	–	7369
2025 Q1	$905K	Hold	30,000	–	–	﹤0.01%	4419
2024 Q4	$1.05M	Buy	+30,000	New	+$1.12M	﹤0.01%	4601
2024 Q3	–	Sell	-44,400	Closed	-$2.12M	–	7543
2024 Q2	$2.12M	Sell	44,400 -80,000	-64%	-$3.28M	﹤0.01%	3742
2024 Q1	$5.39M	Buy	124,400 +94,400	+315%	+$4.5M	﹤0.01%	3042
2023 Q4	$1.52M	Hold	30,000	–	–	﹤0.01%	4040
2023 Q3	$1.36M	Buy	+30,000	New	+$1.24M	﹤0.01%	3853
2019 Q2	–	Sell	-36,000	Closed	-$2.92M	–	5874
2019 Q1	$2.92M	Buy	+36,000	New	+$2.32M	﹤0.01%	3063
2017 Q2	–	Sell	-65,000	Closed	-$2.61M	–	5079
2017 Q1	$2.61M	Buy	+65,000	New	+$2.92M	﹤0.01%	2874

Other funds holding IONS

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

JP Morgan Chase's IONS Position: Q1 2026 in Review

JP Morgan Chase increased its Ionis Pharmaceuticals (IONS) stake by 2.6% in Q1 2026, buying an estimated $4.64M and bringing the position to 2,363,567 shares worth $171M. The position accounts for 0.01% of the portfolio, ranked #760.

JP Morgan Chase first reported a position in IONS in Q2 2013 and has held it in 52 quarters since. The position peaked at $182M in Q4 2025. 493 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

JP Morgan Chase held 2,363,567 shares of Ionis Pharmaceuticals worth $171M as of Q1 2026.
JP Morgan Chase bought 58,775 Ionis Pharmaceuticals shares in Q1 2026, an estimated $4.64M.
Ionis Pharmaceuticals made up 0.01% of JP Morgan Chase's portfolio in Q1 2026, its #760 holding.
JP Morgan Chase first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 52 quarters since.
JP Morgan Chase's Ionis Pharmaceuticals position peaked at $182M in Q4 2025.
493 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

Based on JP Morgan Chase's 13F filing for Q1 2026, filed 13 May 2026.