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MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Position in WMB — Williams Companies, Inc.

CIK 912938 Boston, MA

Position in WMB

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$349,058,635
+$347,878,210 QoQ
Shares Held
4,695,435
+10218.3% QoQ
Ownership
0.384%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
#42
of 1,824 holders
Holding Since
Sep 2020
6 quarters on record
Voting authority Sole 81% Shared 16% None 3%

Common Shares in WMB Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Midstream

Energy · as of Jun 30, 2026

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ holds $1,971,122,806 across 12 Oil & Gas Midstream names. WMB ranks #2 (17.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 WMB
Williams Companies, Inc.
This page
4,695,435 $349,058,635

All Filings in WMB

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $349,058,635 4,695,435
2021-09-30 $1,180,425 45,506
2021-06-30 $1,352,855 50,955
2021-03-31 $1,318,703 55,665
2020-12-31 $1,210,839 60,391
2020-09-30 $1,247,499 63,486