Alyeska Investment Group, L.P.

Position in CRL — Charles River Laboratories International, Inc.

CIK 1453072 CHICAGO, IL

Position in CRL

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$96,364,192

-$32,245,750 QoQ

Shares Held

558,633

-13.4% QoQ

Ownership

1.16%

of shares outstanding

% of Portfolio

0.30%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2020

12 quarters on record

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

Healthcare · as of Mar 31, 2026

Alyeska Investment Group, L.P. holds $839,474,078 across 12 Diagnostics & Research names. CRL ranks #5 (11.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DHR	Danaher Corp /De/	825,684	$156,549,686
2	GH	Guardant Health, Inc.	1,489,566	$137,591,211
3	IDXX	Idexx Laboratories Inc /De	203,274	$114,217,627
4	LH	Labcorp Holdings Inc.	373,622	$99,686,085
5	CRL	Charles River Laboratories International, Inc. This page	558,633	$96,364,192
6	RDNT	RadNet, Inc.	1,309,308	$73,177,224
7	TMO	Thermo Fisher Scientific Inc.	124,944	$61,413,724
8	ILMN	Illumina, Inc.	306,367	$37,762,796

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$96,364,192	558,633	-13.4%	Shares	Sole	2026-05-15
2025-12-31	$128,609,942	644,726	+120.7%	Shares	Sole	2026-02-13
2025-09-30	$45,714,013	292,177	-0.2%	Shares	Sole	2025-11-17
2025-06-30	$44,413,191	292,712	+46.2%	Shares	Sole	2025-08-14
2024-12-31	$36,968,365	200,262	-39.9%	Shares	Sole	2025-02-14
2022-09-30	$65,618,827	333,429	+37.4%	Shares	Sole	2022-11-14
2022-06-30	$51,928,807	242,692	+0.1%	Shares	Sole	2022-08-15
2022-03-31	$68,881,467	242,566	+27.5%	Shares	Sole	2022-05-17
2021-12-31	$71,681,264	190,247	+71.5%	Shares	Sole	2022-02-14
2021-09-30	$45,770,055	110,912	+81.9%	Shares	Sole	2021-11-15
2021-06-30	$22,555,872	60,975	-24.1%	Shares	Sole	2021-08-16
2020-06-30	$14,001,176	80,305	—	Shares	Sole	2020-08-14
No filing history on record for this holder in this stock.