Chesley Taft & Associates LLC

Position in A — Agilent Technologies, Inc.

CIK 1164632 CHICAGO, IL

Position in A

as of Jun 30, 2026 · filed Jul 8, 2026 Compact

Position Value

$1,260,025

+$221,212 QoQ

Shares Held

9,486

+4.1% QoQ

Ownership

0.003%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

#462

of 1,112 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 97% Shared 0% None 3%

Healthcare · as of Jun 30, 2026

Chesley Taft & Associates LLC holds $29,930,930 across 4 Diagnostics & Research names. A ranks #3 (4.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TMO	Thermo Fisher Scientific Inc.	42,333	$21,224,072
2	DHR	Danaher Corp /De/	37,898	$7,218,810
3	A	Agilent Technologies, Inc. This page	9,486	$1,260,025
4	WAT	Waters Corp /De/	608	$228,023

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,260,025	9,486	+4.1%	Shares	Sole	2026-07-08
2026-03-31	$1,038,813	9,114	-4.2%	Shares	Sole	2026-04-13
2025-12-31	$1,295,114	9,518	+2.3%	Shares	Sole	2026-01-14
2025-09-30	$1,194,168	9,304	0.0%	Shares	Sole	2025-10-08
2025-06-30	$1,097,965	9,304	+2.2%	Shares	Sole	2025-07-09
2025-03-31	$1,064,985	9,104	-1.2%	Shares	Sole	2025-04-10
2024-12-31	$1,237,674	9,213	-0.5%	Shares	Sole	2025-01-17
2024-09-30	$1,375,370	9,263	0.0%	Shares	Sole	2024-10-07
2024-06-30	$1,200,762	9,263	-0.5%	Shares	Sole	2024-07-19
2024-03-31	$1,354,407	9,308	0.0%	Shares	Sole	2024-04-16
2023-12-31	$1,294,091	9,308	-0.5%	Shares	Sole	2024-01-11
2023-09-30	$1,046,523	9,359	-4.1%	Shares	Sole	2023-10-11
2023-06-30	$1,173,640	9,760	-9.6%	Shares	Sole	2023-07-18
2023-03-31	$1,493,241	10,794	+6.4%	Shares	Sole	2023-04-11
2022-12-31	$1,518,049	10,144	+3.6%	Shares	Sole	2023-01-20
2022-09-30	$1,190,460	9,794	0.0%	Shares	Sole	2022-10-13
2022-06-30	$1,163,233	9,794	0.0%	Shares	Sole	2022-07-07
2022-03-31	$1,296,040	9,794	0.0%	Shares	Sole	2022-04-14
2021-12-31	$1,563,612	9,794	0.0%	Shares	Sole	2022-01-05
2021-09-30	$1,542,848	9,794	0.0%	Shares	Sole	2021-10-05
2021-06-30	$1,447,651	9,794	-4.4%	Shares	Sole	2021-07-07
2021-03-31	$1,302,422	10,244	-0.5%	Shares	Sole	2021-04-06
2020-12-31	$1,219,736	10,294	-1.0%	Shares	Sole	2021-01-11
2020-09-30	$1,049,170	10,394	0.0%	Shares	Sole	2020-10-08
2020-06-30	$918,517	10,394	+1.0%	Shares	Sole	2020-07-08
2020-03-31	$737,256	10,294	—	Shares	Sole	2020-04-15
No filing history on record for this holder in this stock.