Chesley Taft & Associates LLC

Position in KEYS — Keysight Technologies, Inc.

CIK 1164632 CHICAGO, IL

Position in KEYS

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

Position Value

$2,053,510

+$444,284 QoQ

Shares Held

5,866

+2.9% QoQ

Ownership

0.003%

of shares outstanding

% of Portfolio

0.11%

of 13F equity value

Holder Rank

#494

of 1,242 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 97% Shared 0% None 3%

Technology · as of Jun 30, 2026

Chesley Taft & Associates LLC holds $7,398,279 across 3 Scientific & Technical Instruments names. KEYS ranks #2 (27.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FTV	Fortive Corp	77,475	$4,732,947
2	KEYS	Keysight Technologies, Inc. This page	5,866	$2,053,510
3	COHR	Coherent Corp.	1,551	$611,822

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,053,510	5,866	+2.9%	Shares	Sole	2026-07-08
2026-03-31	$1,609,226	5,699	-0.3%	Shares	Sole	2026-04-13
2025-12-31	$1,162,043	5,719	+7.6%	Shares	Sole	2026-01-14
2025-09-30	$929,349	5,313	0.0%	Shares	Sole	2025-10-08
2025-06-30	$870,588	5,313	+0.8%	Shares	Sole	2025-07-09
2025-03-31	$789,737	5,273	0.0%	Shares	Sole	2025-04-10
2024-12-31	$847,001	5,273	0.0%	Shares	Sole	2025-01-17
2024-09-30	$838,037	5,273	-0.5%	Shares	Sole	2024-10-07
2024-06-30	$724,501	5,298	-0.2%	Shares	Sole	2024-07-19
2024-03-31	$830,065	5,308	0.0%	Shares	Sole	2024-04-16
2023-12-31	$844,449	5,308	+3.1%	Shares	Sole	2024-01-11
2023-09-30	$680,867	5,146	-1.0%	Shares	Sole	2023-10-11
2023-06-30	$870,070	5,196	-13.3%	Shares	Sole	2023-07-18
2023-03-31	$968,234	5,996	+7.1%	Shares	Sole	2023-04-11
2022-12-31	$957,307	5,596	+9.8%	Shares	Sole	2023-01-20
2022-09-30	$801,906	5,096	0.0%	Shares	Sole	2022-10-13
2022-06-30	$702,483	5,096	-1.9%	Shares	Sole	2022-07-07
2022-03-31	$820,812	5,196	-16.9%	Shares	Sole	2022-04-14
2021-12-31	$1,291,926	6,256	-0.6%	Shares	Sole	2022-01-05
2021-09-30	$1,033,548	6,291	-3.1%	Shares	Sole	2021-10-05
2021-06-30	$1,002,275	6,491	-58.3%	Shares	Sole	2021-07-07
2021-03-31	$2,233,598	15,576	-16.0%	Shares	Sole	2021-04-06
2020-12-31	$2,450,401	18,551	+20.1%	Shares	Sole	2021-01-11
2020-09-30	$1,525,755	15,446	-5.9%	Shares	Sole	2020-10-08
2020-06-30	$1,653,900	16,411	-13.0%	Shares	Sole	2020-07-08
2020-03-31	$1,578,706	18,866	—	Shares	Sole	2020-04-15
No filing history on record for this holder in this stock.