PCMH
INSM icon

Polymer Capital Management (HK)’s Insmed INSM Stock Holding History

Polymer Capital Management (HK)’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
2025
Q4 		– Sell
-44,416
Closed -$6.4M – 199
2025
Q3 		$6.4M Buy
44,416
+38,524
+654% +$4.72M 0.88% 31
2025
Q2 		$593K Buy
+5,892
New +$451K 0.09% 111

Other funds holding INSM

JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
DGM
Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Polymer Capital Management (HK)'s INSM Position: Q4 2025 in Review

Polymer Capital Management (HK) sold out of Insmed (INSM) in Q4 2025, closing a stake of 44,416 shares — an estimated $6.4M sold.

Polymer Capital Management (HK) first reported a position in INSM in Q2 2025 and held it in 2 quarters. The position peaked at $6.4M in Q3 2025. 678 funds tracked by Wall St. Rank hold INSM as of Q4 2025.

  • Polymer Capital Management (HK) reported no remaining Insmed position as of Q4 2025 after selling out during the quarter.
  • Polymer Capital Management (HK) sold 44,416 Insmed shares in Q4 2025, an estimated $6.4M.
  • Polymer Capital Management (HK) first reported a position in Insmed in Q2 2025 and held it in 2 quarters.
  • Polymer Capital Management (HK)'s Insmed position peaked at $6.4M in Q3 2025.
  • 678 funds tracked by Wall St. Rank held Insmed as of Q4 2025.

Based on Polymer Capital Management (HK)'s 13F filing for Q4 2025, filed 13 Feb 2026.