Ritholtz Wealth Management’s Insmed INSM Stock Holding History

Ritholtz Wealth Management’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	-1,848	Closed	-$322K	–	1237
2025 Q4	$322K	Buy	+1,848	New	+$337K	0.01%	862

Other funds holding INSM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

DGM

Darwin Global Management St. Helier, Jersey $3.76B AUM 342.13% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Ritholtz Wealth Management's INSM Position: Q1 2026 in Review

Ritholtz Wealth Management sold out of Insmed (INSM) in Q1 2026, closing a stake of 1,848 shares — an estimated $322K sold.

Ritholtz Wealth Management first reported a position in INSM in Q4 2025 and held it in 1 quarter. The position peaked at $322K in Q4 2025. 675 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

Ritholtz Wealth Management reported no remaining Insmed position as of Q1 2026 after selling out during the quarter.
Ritholtz Wealth Management sold 1,848 Insmed shares in Q1 2026, an estimated $322K.
Ritholtz Wealth Management first reported a position in Insmed in Q4 2025 and held it in 1 quarter.
Ritholtz Wealth Management's Insmed position peaked at $322K in Q4 2025.
675 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Ritholtz Wealth Management's 13F filing for Q1 2026, filed 20 Apr 2026.