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Royce & Associates’s Insmed INSM Stock Holding History

Royce & Associates’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
Q1 		– Sell
-59,705
Closed -$10.4M – 788
2025
Q4 		$10.4M Sell
59,705
-32,671
-35% -$5.96M 0.11% 289
2025
Q3 		$13.3M Buy
92,376
+2,349
+3% +$288K 0.13% 236
2025
Q2 		$9.06M Hold
90,027
– – 0.09% 313
2025
Q1 		$6.87M Hold
90,027
– – 0.07% 383
2024
Q4 		$6.22M Sell
90,027
-5,000
-5% -$360K 0.06% 436
2024
Q3 		$6.94M Hold
95,027
– – 0.06% 411
2024
Q2 		$6.37M Buy
+95,027
New +$3.69M 0.06% 431

Other funds holding INSM

JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Royce & Associates's INSM Position: Q1 2026 in Review

Royce & Associates sold out of Insmed (INSM) in Q1 2026, closing a stake of 59,705 shares — an estimated $10.4M sold.

Royce & Associates first reported a position in INSM in Q2 2024 and held it in 7 quarters. The position peaked at $13.3M in Q3 2025. 673 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • Royce & Associates reported no remaining Insmed position as of Q1 2026 after selling out during the quarter.
  • Royce & Associates sold 59,705 Insmed shares in Q1 2026, an estimated $10.4M.
  • Royce & Associates first reported a position in Insmed in Q2 2024 and held it in 7 quarters.
  • Royce & Associates's Insmed position peaked at $13.3M in Q3 2025.
  • 673 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Royce & Associates's 13F filing for Q1 2026, filed 12 May 2026.