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Logos Global Management’s Ionis Pharmaceuticals IONS Stock Holding History

Logos Global Management’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
2024
Q4 		– Sell
-750,000
Closed -$30M – 61
2024
Q3 		$30M Buy
750,000
+450,000
+150% +$20.9M 3.24% 11
2024
Q2 		$14.3M Buy
+300,000
New +$12.3M 1.15% 26

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.2B AUM 54.85% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
TBC
Tweedy, Browne Co Stamford, Connecticut $1.26B AUM 33.88% 1-Year Est. Return

Logos Global Management's IONS Position: Q4 2024 in Review

Logos Global Management sold out of Ionis Pharmaceuticals (IONS) in Q4 2024, closing a stake of 750,000 shares — an estimated $30M sold.

Logos Global Management first reported a position in IONS in Q2 2024 and held it in 2 quarters. The position peaked at $30M in Q3 2024. 354 funds tracked by Wall St. Rank hold IONS as of Q4 2024.

  • Logos Global Management reported no remaining Ionis Pharmaceuticals position as of Q4 2024 after selling out during the quarter.
  • Logos Global Management sold 750,000 Ionis Pharmaceuticals shares in Q4 2024, an estimated $30M.
  • Logos Global Management first reported a position in Ionis Pharmaceuticals in Q2 2024 and held it in 2 quarters.
  • Logos Global Management's Ionis Pharmaceuticals position peaked at $30M in Q3 2024.
  • 354 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q4 2024.

Based on Logos Global Management's 13F filing for Q4 2024, filed 14 Feb 2025.