Mackenzie Financial’s Ionis Pharmaceuticals IONS Stock Holding History

Mackenzie Financial’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	$737K	Buy	9,289 +5,494	+145%	+$413K	﹤0.01%	1243
2026 Q1	$285K	Sell	3,795 -96	-2%	-$7.58K	﹤0.01%	1310
2025 Q4	$307K	Buy	3,891 +303	+8%	+$22.8K	﹤0.01%	1383
2025 Q3	$235K	Buy	+3,588	New	+$175K	﹤0.01%	1500
2021 Q4	–	Sell	-9,783	Closed	-$328K	–	1466
2021 Q3	$328K	Hold	9,783	–	–	﹤0.01%	1100
2021 Q2	$390K	Hold	9,783	–	–	﹤0.01%	1022
2021 Q1	$440K	Buy	+9,783	New	+$546K	﹤0.01%	955
2018 Q4	–	Sell	-5,110	Closed	-$264K	–	1185
2018 Q3	$264K	Sell	5,110 -2,611	-34%	-$123K	﹤0.01%	1018
2018 Q2	$322K	Sell	7,721 -1,513	-16%	-$67.1K	﹤0.01%	871
2018 Q1	$407K	Buy	9,234 +3,487	+61%	+$177K	﹤0.01%	768
2017 Q4	$289K	Buy	+5,747	New	+$315K	﹤0.01%	758

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

Mackenzie Financial's IONS Position: Q2 2026 in Review

Mackenzie Financial increased its Ionis Pharmaceuticals (IONS) stake by 145% in Q2 2026, buying an estimated $413K and bringing the position to 9,289 shares worth $737K. The position accounts for ﹤0.01% of the portfolio, ranked #1243.

Mackenzie Financial first reported a position in IONS in Q4 2017 and has held it in 11 quarters since. 514 funds tracked by Wall St. Rank hold IONS as of Q2 2026.

Mackenzie Financial held 9,289 shares of Ionis Pharmaceuticals worth $737K as of Q2 2026.
Mackenzie Financial bought 5,494 Ionis Pharmaceuticals shares in Q2 2026, an estimated $413K.
Ionis Pharmaceuticals made up ﹤0.01% of Mackenzie Financial's portfolio in Q2 2026, its #1243 holding.
Mackenzie Financial first reported a position in Ionis Pharmaceuticals in Q4 2017 and has held it in 11 quarters since.
514 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q2 2026.

Based on Mackenzie Financial's 13F filing for Q2 2026, filed 13 Aug 2026.