Next Century Growth Investors’s Insmed INSM Stock Holding History

Next Century Growth Investors’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	$4.28M	Buy	26,167 +5,866	+29%	+$902K	0.31%	87
2025 Q4	$3.53M	Buy	20,301 +4,452	+28%	+$812K	0.25%	94
2025 Q3	$2.28M	Buy	+15,849	New	+$1.94M	0.17%	116

Other funds holding INSM

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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 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 Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Next Century Growth Investors's INSM Position: Q1 2026 in Review

Next Century Growth Investors increased its Insmed (INSM) stake by 29% in Q1 2026, buying an estimated $902K and bringing the position to 26,167 shares worth $4.28M. The position accounts for 0.31% of the portfolio, ranked #87.

Next Century Growth Investors first reported a position in INSM in Q3 2025 and has held it in 3 quarters since. 670 funds tracked by Wall St. Rank hold INSM as of Q1 2026.

Next Century Growth Investors held 26,167 shares of Insmed worth $4.28M as of Q1 2026.
Next Century Growth Investors bought 5,866 Insmed shares in Q1 2026, an estimated $902K.
Insmed made up 0.31% of Next Century Growth Investors's portfolio in Q1 2026, its #87 holding.
Next Century Growth Investors first reported a position in Insmed in Q3 2025 and has held it in 3 quarters since.
670 funds tracked by Wall St. Rank held Insmed as of Q1 2026.

Based on Next Century Growth Investors's 13F filing for Q1 2026, filed 14 May 2026.