IMC Chicago
INSM icon

IMC Chicago’s Insmed INSM Stock Holding History

IMC Chicago’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 		$15.3M Buy
143,400
+120,800
+535% +$14.6M ﹤0.01% 1250
2026
Q1 		$3.7M Buy
22,600
+6,300
+39% +$969K ﹤0.01% 2049
2025
Q4 		$2.84M Sell
16,300
-35,000
-68% -$6.39M ﹤0.01% 2151
2025
Q3 		$7.39M Buy
+51,300
New +$6.28M ﹤0.01% 1319

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

IMC Chicago's INSM Position: Q2 2026 in Review

IMC Chicago increased its Insmed (INSM) stake by 1,602% in Q2 2026, buying an estimated $8.68M and bringing the position to 76,126 shares worth $8.12M. The position accounts for ﹤0.01% of the portfolio, ranked #1700.

IMC Chicago first reported a position in INSM in Q3 2025 and has held it in 3 quarters since. 666 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

  • IMC Chicago held 76,126 shares of Insmed worth $8.12M as of Q2 2026.
  • IMC Chicago bought 71,654 Insmed shares in Q2 2026, an estimated $8.68M.
  • Insmed made up ﹤0.01% of IMC Chicago's portfolio in Q2 2026, its #1700 holding.
  • IMC Chicago first reported a position in Insmed in Q3 2025 and has held it in 3 quarters since.
  • 666 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on IMC Chicago's 13F filing for Q2 2026, filed 6 Aug 2026.