Gilbert & Cook, Inc.

Position in ARGX — Argenx SE

CIK 1675762 WEST DES MOINES, IA

Position in ARGX

as of Jun 30, 2026 · filed Jul 28, 2026 Compact

Position Value

$1,197,751

+$252,808 QoQ

Shares Held

1,291

-0.2% QoQ

Ownership

0.002%

of shares outstanding

% of Portfolio

0.61%

of 13F equity value

Holder Rank

#236

of 504 holders

Holding Since

Jun 2023

12 quarters on record

Voting authority Sole 0% Shared 0% None 100%

Healthcare · as of Jun 30, 2026

Gilbert & Cook, Inc. holds $5,438,299 across 5 Biotechnology names. ARGX ranks #2 (22.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ASND	Ascendis Pharma A/S	8,543	$2,278,588
2	ARGX	Argenx SE This page	1,291	$1,197,751
3	ALNY	Alnylam Pharmaceuticals, Inc.	3,928	$1,182,445
4	GPCR	Structure Therapeutics Inc.	9,167	$491,992
5	DNLI	Denali Therapeutics Inc.	11,179	$287,523

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,197,751	1,291	-0.2%	Shares	Sole	2026-07-28
2026-03-31	$944,943	1,294	-0.9%	Shares	Sole	2026-05-05
2025-12-31	$1,098,280	1,306	-1.7%	Shares	Sole	2026-01-07
2025-09-30	$979,479	1,328	-1.3%	Shares	Sole	2025-11-12
2025-06-30	$741,390	1,345	+2.4%	Shares	Sole	2025-08-05
2025-03-31	$777,710	1,314	-25.2%	Shares	Sole	2025-05-06
2024-12-31	$1,080,555	1,757	-0.6%	Shares	Sole	2025-01-23
2024-09-30	$957,855	1,767	-3.4%	Shares	Sole	2024-11-07
2024-06-30	$786,543	1,829	-9.1%	Shares	Sole	2024-08-01
2024-03-31	$792,558	2,013	+9.2%	Shares	Sole	2024-05-02
2023-09-30	$906,565	1,844	+203.3%	Shares	Sole	2023-11-02
2023-06-30	$236,955	608	—	Shares	Sole	2023-08-14
No filing history on record for this holder in this stock.