William Mack & Associates
INSM icon

William Mack & Associates’s Insmed INSM Stock Holding History

William Mack & Associates’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
Q3 		$1.03K Buy
+9
New +$1.06K ﹤0.01% 729

Other funds holding INSM

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
Capital International Investors
Capital International Investors Los Angeles, California $483B AUM 27.72% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.84T AUM 33.86% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $54.9B AUM 27.38% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $474B AUM 32.39% 1-Year Est. Return

William Mack & Associates's INSM Position: Q3 2026 in Review

William Mack & Associates opened a new position in Insmed (INSM) in Q3 2026: 9 shares worth $1.03K. The stake represents ﹤0.01% of the portfolio and ranks #729 among its holdings.

547 funds tracked by Wall St. Rank hold INSM as of Q3 2026.

  • William Mack & Associates held 9 shares of Insmed worth $1.03K as of Q3 2026.
  • Insmed was a new William Mack & Associates position in Q3 2026.
  • Insmed made up ﹤0.01% of William Mack & Associates's portfolio in Q3 2026, its #729 holding.
  • 547 funds tracked by Wall St. Rank held Insmed as of Q3 2026.

Based on William Mack & Associates's 13F filing for Q3 2026, filed 27 Oct 2026.