ARDSLEY ADVISORY PARTNERS LP

Position in WMB — Williams Companies, Inc.

CIK 900529 Norwalk, CT

Position in WMB

as of Jun 30, 2026 · filed Jul 13, 2026 Compact

Position Value

$3,717,000

+$78,000 QoQ

Shares Held

50,000

0.0% QoQ

Ownership

0.004%

of shares outstanding

% of Portfolio

0.41%

of 13F equity value

Holder Rank

#565

of 1,824 holders

Holding Since

Sep 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Energy · as of Jun 30, 2026

ARDSLEY ADVISORY PARTNERS LP holds $8,526,800 across 4 Oil & Gas Midstream names. WMB ranks #1 (43.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WMB	Williams Companies, Inc. This page	50,000	$3,717,000
2	ET	Energy Transfer LP	125,000	$2,390,000
3	TRP	Tc Energy Corp	20,000	$1,325,800
4	WES	Western Midstream Partners, LP	25,000	$1,094,000

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,717,000	50,000	0.0%	Shares	Sole	2026-07-13
2026-03-31	$3,639,000	50,000	0.0%	Shares	Sole	2026-05-15
2025-12-31	$3,005,500	50,000	-33.3%	Shares	Sole	2026-02-17
2025-09-30	$4,751,250	75,000	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.