NEXT CENTURY GROWTH INVESTORS LLC

Position in INSM — INSMED Inc

CIK 1134007 PLYMOUTH, MN

Position in INSM

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$4,278,827

+$745,641 QoQ

Shares Held

26,167

+28.9% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.31%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Healthcare · as of Mar 31, 2026

NEXT CENTURY GROWTH INVESTORS LLC holds $70,929,130 across 5 Biotechnology names. INSM ranks #5 (6.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MIRM	Mirum Pharmaceuticals, Inc.	385,539	$35,616,092
2	LGND	Ligand Pharmaceuticals Inc	95,876	$19,141,643
3	ADMA	Adma Biologics, Inc.	774,436	$6,977,668
4	VCEL	Vericel Corp	152,779	$4,914,900
5	INSM	INSMED Inc This page	26,167	$4,278,827

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,278,827	26,167	+28.9%	Shares	Sole	2026-05-14
2025-12-31	$3,533,186	20,301	+28.1%	Shares	Sole	2026-02-13
2025-09-30	$2,282,414	15,849	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.