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R Squared’s Ionis Pharmaceuticals IONS Stock Holding History

R Squared’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 		$421K Buy
5,313
+954
+22% +$71.8K 0.22% 132
2026
Q1 		$327K Buy
+4,359
New +$344K 0.18% 180

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

R Squared's IONS Position: Q2 2026 in Review

R Squared increased its Ionis Pharmaceuticals (IONS) stake by 22% in Q2 2026, buying an estimated $71.8K and bringing the position to 5,313 shares worth $421K. The position accounts for 0.22% of the portfolio, ranked #132.

R Squared first reported a position in IONS in Q1 2026 and has held it in 2 quarters since. 513 funds tracked by Wall St. Rank hold IONS as of Q2 2026.

  • R Squared held 5,313 shares of Ionis Pharmaceuticals worth $421K as of Q2 2026.
  • R Squared bought 954 Ionis Pharmaceuticals shares in Q2 2026, an estimated $71.8K.
  • Ionis Pharmaceuticals made up 0.22% of R Squared's portfolio in Q2 2026, its #132 holding.
  • R Squared first reported a position in Ionis Pharmaceuticals in Q1 2026 and has held it in 2 quarters since.
  • 513 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q2 2026.

Based on R Squared's 13F filing for Q2 2026, filed 5 Aug 2026.