Position in WMB
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$8,141,911,398
+$1,660,132,413 QoQ
Shares Held
111,870,176
+3.7% QoQ
Ownership
9.15%
of shares outstanding
% of Portfolio
0.15%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 93.25338149105978.ToString("F0")%
Shared 0.ToString("F0")%
None 6.74661850894022.ToString("F0")%
Common Shares in WMB Over Time
Shares Held
Position Value (USD)
Derivatives in WMB
reported options exposure · as of Mar 31, 2026CallValue
$39,061,026
CallShares
536,700
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Oil & Gas Midstream
Energy · as of Mar 31, 2026BlackRock, Inc. holds $35,868,042,976 across 45 Oil & Gas Midstream names. WMB ranks #1 (22.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WMB |
Williams Companies, Inc.
This page
|
111,870,176 | $8,141,911,398 | |
| 2 | KMI |
Kinder Morgan, Inc.
|
173,959,103 | $5,832,848,711 | |
| 3 | OKE |
Oneok Inc /New/
|
59,388,699 | $5,368,144,490 | |
| 4 | TRGP |
Targa Resources Corp.
|
20,541,573 | $5,150,388,586 | |
| 5 | LNG |
Cheniere Energy, Inc.
|
17,852,083 | $5,065,707,060 | |
| 6 | DTM |
DT Midstream, Inc.
|
10,917,048 | $1,470,198,844 | |
| 7 | AM |
Antero Midstream Corp
|
37,117,209 | $846,272,360 | |
| 8 | VNOM |
Viper Energy, Inc.
|
17,468,606 | $820,849,788 |
All Filings in WMB
Export CSV
10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $39,061,026 | 536,700 | Call | Sole | 2026-05-13 | |
| 2026-03-31 | $8,141,911,398 | 111,870,176 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $6,481,778,985 | 107,831,958 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $6,888,829,448 | 108,742,375 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $6,641,037,585 | 105,732,170 | Shares | Sole | 2025-08-12 | |
| 2025-06-30 | $5,307,445 | 84,500 | Call | Sole | 2025-08-12 | |
| 2025-03-31 | $6,777,182,530 | 113,406,669 | Shares | Sole | 2025-05-02 | |
| 2025-03-31 | $105,398,712 | 1,763,700 | Call | Sole | 2025-05-02 | |
| 2024-12-31 | $6,036,302,114 | 111,535,516 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $4,884,510,825 | 106,999,142 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||