WESTFIELD CAPITAL MANAGEMENT CO LP

Position in WMB — Williams Companies, Inc.

CIK 1177719 BOSTON, MA

Position in WMB

as of Mar 31, 2026 · filed May 11, 2026 Compact

Position Value

$13,205,494

-$690,555 QoQ

Shares Held

181,444

-21.5% QoQ

Ownership

0.015%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2021

21 quarters on record

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

Energy · as of Mar 31, 2026

WESTFIELD CAPITAL MANAGEMENT CO LP holds $219,935,716 across 3 Oil & Gas Midstream names. WMB ranks #3 (6.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LNG	Cheniere Energy, Inc.	459,044	$130,258,325
2	TRGP	Targa Resources Corp.	304,997	$76,471,897
3	WMB	Williams Companies, Inc. This page	181,444	$13,205,494

21 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$13,205,494	181,444	-21.5%	Shares	Sole	2026-05-11
2025-12-31	$13,896,049	231,177	+15.0%	Shares	Sole	2026-02-11
2025-09-30	$12,737,467	201,065	+13.4%	Shares	Sole	2025-11-12
2025-06-30	$11,137,343	177,318	+0.1%	Shares	Sole	2025-08-12
2025-03-31	$10,581,344	177,064	-4.5%	Shares	Sole	2025-05-09
2024-12-31	$10,032,873	185,382	-3.3%	Shares	Sole	2025-02-11
2024-09-30	$8,755,076	191,787	+1.7%	Shares	Sole	2024-11-12
2024-06-30	$8,012,652	188,533	+708.1%	Shares	Sole	2024-08-14
2024-03-31	$909,170	23,330	0.0%	Shares	Sole	2024-05-10
2023-12-31	$812,583	23,330	0.0%	Shares	Sole	2024-02-09
2023-09-30	$785,987	23,330	0.0%	Shares	Sole	2023-11-13
2023-06-30	$761,257	23,330	0.0%	Shares	Sole	2023-08-11
2023-03-31	$696,633	23,330	0.0%	Shares	Sole	2023-05-12
2022-12-31	$767,557	23,330	0.0%	Shares	Sole	2023-02-13
2022-09-30	$667,937	23,330	0.0%	Shares	Sole	2022-11-14
2022-06-30	$728,129	23,330	0.0%	Shares	Sole	2022-08-12
2022-03-31	$779,455	23,330	0.0%	Shares	Sole	2022-05-16
2021-12-31	$607,513	23,330	0.0%	Shares	Sole	2022-02-10
2021-09-30	$605,180	23,330	0.0%	Shares	Sole	2021-11-12
2021-06-30	$619,411	23,330	0.0%	Shares	Sole	2021-08-10
2021-03-31	$552,687	23,330	—	Shares	Sole	2021-05-14
No filing history on record for this holder in this stock.