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Thornburg Investment Management’s Insmed INSM Stock Holding History

Thornburg Investment Management’s Portfolio INSM Stock Details INSM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.96M Sell
18,413
-19,924
-52% -$2.41M 0.02% 119
2026
Q1 		$6.27M Buy
38,337
+366
+1% +$56.3K 0.07% 101
2025
Q4 		$6.61M Sell
37,971
-6,077
-14% -$1.11M 0.08% 110
2025
Q3 		$6.34M Sell
44,048
-9,200
-17% -$1.13M 0.08% 111
2025
Q2 		$5.36M Sell
53,248
-15,592
-23% -$1.19M 0.07% 125
2025
Q1 		$5.25M Sell
68,840
-5,909
-8% -$452K 0.07% 126
2024
Q4 		$5.16M Sell
74,749
-1,120
-1% -$80.7K 0.07% 138
2024
Q3 		$5.54M Buy
+75,869
New +$5.6M 0.07% 145

Other funds holding INSM

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 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
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return

Thornburg Investment Management's INSM Position: Q2 2026 in Review

Thornburg Investment Management reduced its Insmed (INSM) stake by 52% in Q2 2026, selling an estimated $2.41M and leaving 18,413 shares worth $1.96M. The position accounts for 0.02% of the portfolio, ranked #119.

Thornburg Investment Management first reported a position in INSM in Q3 2024 and has held it in 8 quarters since. The position peaked at $6.61M in Q4 2025. 665 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

  • Thornburg Investment Management held 18,413 shares of Insmed worth $1.96M as of Q2 2026.
  • Thornburg Investment Management sold 19,924 Insmed shares in Q2 2026, an estimated $2.41M.
  • Insmed made up 0.02% of Thornburg Investment Management's portfolio in Q2 2026, its #119 holding.
  • Thornburg Investment Management first reported a position in Insmed in Q3 2024 and has held it in 8 quarters since.
  • Thornburg Investment Management's Insmed position peaked at $6.61M in Q4 2025.
  • 665 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on Thornburg Investment Management's 13F filing for Q2 2026, filed 13 Aug 2026.