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WMB · Williams Companies, Inc.

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$74.15 +0.10 (+0.14%) At close · Sep 4
Market Cap
$90.58B
Shares
1.22B

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 1,837
Total Value: $83,384,800,192
Total Shares: 1,121,683,248
Showing 1–100 of 1,897 holdings by value · page 1 of 19

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 1,837 13F filers · Δ vs Mar 31, 2026
Top Holder
10.4%
Sep 2023 → Jun 2026 · range 10.4% – 12.6%
−0.2 pts
Top 5
31.8%
Sep 2023 → Jun 2026 · range 31.8% – 39.2%
−1.4 pts
Top 10
44.3%
Sep 2023 → Jun 2026 · range 44.3% – 51.9%
−1.3 pts
HHI
295
Sep 2023 → Jun 2026 · range 295 – 414
Broadly held−17

Quarterly Activity

vs Mar 31, 2026
New
157
Increased
728
Decreased
671
Sold Out
148
Unchanged
281
Holder count: +9
Institutional value: +7.8%
Shares held: +5.5%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,897
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 107263 CUSIP 969457100 13F (30d) 875 filings 841 filers Visit website Investor relations