STRS Ohio’s Ionis Pharmaceuticals IONS Stock Holding History

STRS Ohio’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	$2.16M	Buy	28,782 +24,994	+660%	+$1.97M	0.01%	569
2025 Q4	$300K	Buy	3,788 +72	+2%	+$5.42K	﹤0.01%	1326
2025 Q3	$243K	Buy	3,716 +2	+0.1%	+$98	﹤0.01%	1447
2025 Q2	$147K	Buy	+3,714	New	+$122K	﹤0.01%	1759
2024 Q2	–	Sell	-29,965	Closed	-$1.3M	–	2020
2024 Q1	$1.3M	Buy	29,965 +5,186	+21%	+$247K	0.01%	828
2023 Q4	$1.25M	Buy	+24,779	New	+$1.19M	0.01%	810
2023 Q1	–	Sell	-25,791	Closed	-$974K	–	1998
2022 Q4	$974K	Buy	25,791 +8,483	+49%	+$357K	﹤0.01%	942
2022 Q3	$765K	Buy	+17,308	New	+$729K	﹤0.01%	1066
2021 Q2	–	Sell	-1,454	Closed	-$65K	–	2325
2021 Q1	$65K	Hold	1,454	–	–	﹤0.01%	2005
2020 Q4	$82K	Buy	+1,454	New	+$72.5K	﹤0.01%	1929
2019 Q3	–	Sell	-3,068	Closed	-$197K	–	2107
2019 Q2	$197K	Buy	3,068 +566	+23%	+$40K	﹤0.01%	1703
2019 Q1	$203K	Buy	+2,502	New	+$161K	﹤0.01%	1669
2016 Q2	–	Sell	-2,602	Closed	-$105K	–	1959
2016 Q1	$105K	Buy	2,602 +161	+7%	+$6.54K	﹤0.01%	1653
2015 Q4	$151K	Buy	2,441 +330	+16%	+$17.8K	﹤0.01%	1576
2015 Q3	$85K	Sell	2,111 -342	-14%	-$17.7K	﹤0.01%	1689
2015 Q2	$141K	Sell	2,453 -30,300	-93%	-$1.93M	﹤0.01%	1623
2015 Q1	$2.08M	Buy	32,753 +2,553	+8%	+$173K	0.01%	610
2014 Q4	$1.86M	Buy	30,200 +4,000	+15%	+$197K	0.01%	624
2014 Q3	$1.02M	Buy	26,200 +2,500	+11%	+$88.6K	﹤0.01%	750
2014 Q2	$816K	Sell	23,700 -2,300	-9%	-$72.4K	﹤0.01%	910
2014 Q1	$1.12M	Sell	26,000 -700	-3%	-$33.9K	0.01%	684
2013 Q4	$1.06M	Sell	26,700 -5,500	-17%	-$196K	﹤0.01%	715
2013 Q3	$1.21M	Buy	32,200 +9,400	+41%	+$281K	0.01%	720
2013 Q2	$613K	Buy	+22,800	New	+$485K	﹤0.01%	1201

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

STRS Ohio's IONS Position: Q1 2026 in Review

STRS Ohio increased its Ionis Pharmaceuticals (IONS) stake by 660% in Q1 2026, buying an estimated $1.97M and bringing the position to 28,782 shares worth $2.16M. The position accounts for 0.01% of the portfolio, ranked #569.

STRS Ohio first reported a position in IONS in Q2 2013 and has held it in 24 quarters since. 493 funds tracked by Wall St. Rank hold IONS as of Q1 2026.

STRS Ohio held 28,782 shares of Ionis Pharmaceuticals worth $2.16M as of Q1 2026.
STRS Ohio bought 24,994 Ionis Pharmaceuticals shares in Q1 2026, an estimated $1.97M.
Ionis Pharmaceuticals made up 0.01% of STRS Ohio's portfolio in Q1 2026, its #569 holding.
STRS Ohio first reported a position in Ionis Pharmaceuticals in Q2 2013 and has held it in 24 quarters since.
493 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q1 2026.

Based on STRS Ohio's 13F filing for Q1 2026, filed 24 Apr 2026.