ArrowMark Colorado Holdings LLC

Position in NGNE — Neurogene Inc.

CIK 1483859 Denver, CO

Position in NGNE

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$10,770,146

+$190,259 QoQ

Shares Held

342,453

-34.7% QoQ

Ownership

1.71%

of shares outstanding

% of Portfolio

0.45%

of 13F equity value

Holder Rank

#15

of 112 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

ArrowMark Colorado Holdings LLC holds $294,624,620 across 32 Biotechnology names. NGNE ranks #9 (3.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ABCL	AbCellera Biologics Inc.	4,105,095	$32,224,995
2	DFTX	Definium Therapeutics, Inc.	564,069	$26,533,805
3	MAZE	Maze Therapeutics, Inc.	767,383	$22,898,708
4	TNGX	Tango Therapeutics, Inc.	708,385	$22,144,115
5	RPRX	Royalty Pharma plc	366,199	$20,532,777
6	PRAX	Praxis Precision Medicines, Inc.	46,030	$15,410,383
7	ZBIO	Zenas BioPharma, Inc.	573,318	$14,550,810
8	CGON	CG Oncology, Inc.	155,354	$11,037,901

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$10,770,146	342,453	-34.7%	Shares	Sole	2026-08-13
2026-03-31	$10,579,887	524,796	-9.1%	Shares	Sole	2026-05-15
2025-12-31	$11,896,294	577,490	-3.1%	Shares	Sole	2026-02-17
2025-09-30	$10,325,889	595,839	+1.8%	Shares	Sole	2025-11-14
2025-06-30	$8,751,685	585,397	+32.6%	Shares	Sole	2025-08-14
2025-03-31	$5,171,030	441,591	-1.6%	Shares	Sole	2025-05-15
2024-12-31	$10,255,018	448,601	+16.1%	Shares	Sole	2025-02-14
2024-09-30	$16,216,071	386,465	0.0%	Shares	Sole	2024-11-14
2024-06-30	$14,063,461	386,465	-11.7%	Shares	Sole	2024-08-14
2024-03-31	$22,270,684	437,538	-16.7%	Shares	Sole	2024-05-15
2023-12-31	$10,184,752	525,529	—	Shares	Sole	2024-02-14
No filing history on record for this holder in this stock.