GIA
INSM icon

Gateway Investment Advisers’s Insmed INSM Stock Holding History

Gateway Investment Advisers’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 		$38.9M Hold
365,000
– – 0.38% 54
2026
Q1 		$59.7M Hold
365,000
– – 0.67% 28
2025
Q4 		$63.5M Buy
+365,000
New +$66.6M 0.59% 32

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

Gateway Investment Advisers's INSM Position: Q2 2026 in Review

Gateway Investment Advisers held its Insmed (INSM) position steady in Q2 2026 at 365,000 shares worth $38.9M. The position accounts for 0.38% of the portfolio, ranked #54.

Gateway Investment Advisers first reported a position in INSM in Q4 2025 and has held it in 3 quarters since. The position peaked at $63.5M in Q4 2025. 666 funds tracked by Wall St. Rank hold INSM as of Q2 2026.

  • Gateway Investment Advisers held 365,000 shares of Insmed worth $38.9M as of Q2 2026.
  • Gateway Investment Advisers left its Insmed share count unchanged in Q2 2026.
  • Insmed made up 0.38% of Gateway Investment Advisers's portfolio in Q2 2026, its #54 holding.
  • Gateway Investment Advisers first reported a position in Insmed in Q4 2025 and has held it in 3 quarters since.
  • Gateway Investment Advisers's Insmed position peaked at $63.5M in Q4 2025.
  • 666 funds tracked by Wall St. Rank held Insmed as of Q2 2026.

Based on Gateway Investment Advisers's 13F filing for Q2 2026, filed 20 Jul 2026.