OE
INSM icon

October Effect’s Insmed INSM Stock Holding History

October Effect’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
-12,121
Closed -$2.11M – 70
2025
Q4 		$2.11M Buy
+12,121
New +$2.21M 2.32% 14

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

October Effect's INSM Position: Q1 2026 in Review

October Effect sold out of Insmed (INSM) in Q1 2026, closing a stake of 12,121 shares — an estimated $2.11M sold.

October Effect first reported a position in INSM in Q4 2025 and held it in 1 quarter. The position peaked at $2.11M in Q4 2025. 669 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

  • October Effect reported no remaining Insmed position as of Q1 2026 after selling out during the quarter.
  • October Effect sold 12,121 Insmed shares in Q1 2026, an estimated $2.11M.
  • October Effect first reported a position in Insmed in Q4 2025 and held it in 1 quarter.
  • October Effect's Insmed position peaked at $2.11M in Q4 2025.
  • 669 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on October Effect's 13F filing for Q1 2026, filed 21 Apr 2026.