1832 Asset Management
INSM icon

1832 Asset Management’s Insmed INSM Stock Holding History

1832 Asset 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
Q1 		$4.73M Buy
+28,900
New +$4.44M ﹤0.01% 431
2025
Q4 		– Sell
-584,800
Closed -$84.2M – 732
2025
Q3 		$84.2M Buy
+584,800
New +$71.6M 0.07% 147
2025
Q2 		– Sell
-487,800
Closed -$37.2M – 713
2025
Q1 		$37.2M Buy
+487,800
New +$37.3M 0.03% 230

Other funds holding INSM

JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.77B AUM 307.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

1832 Asset Management's INSM Position: Q1 2026 in Review

1832 Asset Management opened a new position in Insmed (INSM) in Q1 2026: 28,900 shares worth $4.73M. The stake represents ﹤0.01% of the portfolio and ranks #431 among its holdings. This is a return to the name: 1832 Asset Management previously reported a position in INSM as recently as Q3 2025.

1832 Asset Management first reported a position in INSM in Q1 2025 and has held it in 3 quarters since. The position peaked at $84.2M in Q3 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • 1832 Asset Management held 28,900 shares of Insmed worth $4.73M as of Q1 2026.
  • Insmed was a new 1832 Asset Management position in Q1 2026.
  • Insmed made up ﹤0.01% of 1832 Asset Management's portfolio in Q1 2026, its #431 holding.
  • 1832 Asset Management first reported a position in Insmed in Q1 2025 and has held it in 3 quarters since.
  • 1832 Asset Management's Insmed position peaked at $84.2M in Q3 2025.
  • 669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on 1832 Asset Management's 13F filing for Q1 2026, filed 14 May 2026.