Chesley Taft & Associates LLC

Position in WMB — Williams Companies, Inc.

CIK 1164632 CHICAGO, IL

Position in WMB

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

Position Value

$775,737

+$20,136 QoQ

Shares Held

10,435

+0.5% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#955

of 1,824 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Energy · as of Jun 30, 2026

Chesley Taft & Associates LLC holds $8,637,390 across 5 Oil & Gas Midstream names. WMB ranks #3 (9.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	OKE	Oneok Inc /New/	62,253	$5,412,275
2	PAGP	Plains Gp Holdings LP	53,900	$1,308,153
3	WMB	Williams Companies, Inc. This page	10,435	$775,737
4	TRGP	Targa Resources Corp.	2,560	$686,437
5	ET	Energy Transfer LP	23,786	$454,788

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$775,737	10,435	+0.5%	Shares	Sole	2026-07-08
2026-03-31	$755,601	10,382	0.0%	Shares	Sole	2026-04-13
2025-12-31	$624,062	10,382	-0.4%	Shares	Sole	2026-01-14
2025-09-30	$660,107	10,420	+1.9%	Shares	Sole	2025-10-08
2025-06-30	$641,981	10,221	+1.8%	Shares	Sole	2025-07-09
2025-03-31	$599,811	10,037	+0.4%	Shares	Sole	2025-04-10
2024-12-31	$541,200	10,000	0.0%	Shares	Sole	2025-01-17
2024-09-30	$456,500	10,000	0.0%	Shares	Sole	2024-10-07
2024-06-30	$425,000	10,000	0.0%	Shares	Sole	2024-07-19
2024-03-31	$389,700	10,000	0.0%	Shares	Sole	2024-04-16
2023-12-31	$348,300	10,000	—	Shares	Sole	2024-01-11
No filing history on record for this holder in this stock.