WorldQuant Millennium Advisors’s Ionis Pharmaceuticals IONS Stock Holding History

WorldQuant Millennium Advisors’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 Q2	$3.88M	Buy	48,976 +21,052	+75%	+$1.58M	0.01%	430
2026 Q1	$2.1M	Buy	27,924 +10,514	+60%	+$830K	0.01%	423
2025 Q4	$1.38M	Buy	+17,410	New	+$1.31M	0.01%	456
2025 Q3	–	Sell	-74,438	Closed	-$2.94M	–	570
2025 Q2	$2.94M	Buy	+74,438	New	+$2.44M	0.01%	335
2021 Q3	–	Sell	-251,075	Closed	-$10M	–	357
2021 Q2	$10M	Buy	+251,075	New	+$9.83M	0.22%	135

Other funds holding IONS

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

WorldQuant Millennium Advisors's IONS Position: Q2 2026 in Review

WorldQuant Millennium Advisors increased its Ionis Pharmaceuticals (IONS) stake by 75% in Q2 2026, buying an estimated $1.58M and bringing the position to 48,976 shares worth $3.88M. The position accounts for 0.01% of the portfolio, ranked #430.

WorldQuant Millennium Advisors first reported a position in IONS in Q2 2021 and has held it in 5 quarters since. The position peaked at $10M in Q2 2021. 514 funds tracked by Wall St. Rank hold IONS as of Q2 2026.

WorldQuant Millennium Advisors held 48,976 shares of Ionis Pharmaceuticals worth $3.88M as of Q2 2026.
WorldQuant Millennium Advisors bought 21,052 Ionis Pharmaceuticals shares in Q2 2026, an estimated $1.58M.
Ionis Pharmaceuticals made up 0.01% of WorldQuant Millennium Advisors's portfolio in Q2 2026, its #430 holding.
WorldQuant Millennium Advisors first reported a position in Ionis Pharmaceuticals in Q2 2021 and has held it in 5 quarters since.
WorldQuant Millennium Advisors's Ionis Pharmaceuticals position peaked at $10M in Q2 2021.
514 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q2 2026.

Based on WorldQuant Millennium Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.