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ELCO Management Co., LLC

Position in WMB — Williams Companies, Inc.

CIK 1690717 New York, NY

Position in WMB

as of Mar 31, 2026 · filed Apr 24, 2026
Position Value
$13,242,903
+$5,364,646 QoQ
Shares Held
181,958
+38.8% QoQ
Ownership
0.015%
of shares outstanding
% of Portfolio
7.87%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 26.929291374932678.ToString("F0")% Shared 0.ToString("F0")% None 73.07070862506733.ToString("F0")%

Common Shares in WMB Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Midstream

Energy · as of Mar 31, 2026

ELCO Management Co., LLC holds $55,848,125 across 15 Oil & Gas Midstream names. WMB ranks #1 (23.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 WMB
Williams Companies, Inc.
This page
181,958 $13,242,903

All Filings in WMB

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $13,242,903 181,958
2025-12-31 $7,878,257 131,064
2025-09-30 $11,540,785 182,175
2025-06-30 $11,715,069 186,516
2025-03-31 $10,999,246 184,057
2024-12-31 $10,867,620 200,806
2024-09-30 $9,664,971 211,719
2024-06-30 $9,013,060 212,072
2024-03-31 $8,955,150 229,796
2023-12-31 $8,343,874 239,560
2023-09-30 $8,364,081 248,266
2023-06-30 $8,323,064 255,074
2023-03-31 $7,635,829 255,721
2022-12-31 $8,298,893 252,246
2022-09-30 $7,203,766 251,616
2022-06-30 $7,772,319 249,033
2022-03-31 $8,401,312 251,461
2021-12-31 $6,255,745 240,236
2021-09-30 $6,284,639 242,276
2021-06-30 $6,479,846 244,062
2021-03-31 $2,892,146 122,083
2020-12-31 $5,177,230 258,216
2020-09-30 $5,739,823 292,103
2020-06-30 $4,583,363 240,976
2020-03-31 $4,336,960 306,499