STATE OF MICHIGAN RETIREMENT SYSTEM
PensionPosition in WMB — Williams Companies, Inc.
CIK 762152
EAST LANSING, MI
Position in WMB
as of Jun 30, 2026
· filed Jul 30, 2026
Position Value
$23,277,415
+$59,067 QoQ
Shares Held
313,121
-1.8% QoQ
Ownership
0.026%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
#249
of 1,824 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in WMB Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Midstream
Energy · as of Jun 30, 2026STATE OF MICHIGAN RETIREMENT SYSTEM holds $75,268,569 across 7 Oil & Gas Midstream names. WMB ranks #1 (30.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | WMB |
Williams Companies, Inc.
This page
|
313,121 | $23,277,415 | |
| 2 | KMI |
Kinder Morgan, Inc.
|
501,345 | $16,027,999 | |
| 3 | TRGP |
Targa Resources Corp.
|
55,000 | $14,747,700 | |
| 4 | OKE |
Oneok Inc /New/
|
161,281 | $14,021,770 | |
| 5 | DTM |
DT Midstream, Inc.
|
23,855 | $3,500,482 | |
| 6 | VNOM |
Viper Energy, Inc.
|
45,400 | $1,924,960 | |
| 7 | AM |
Antero Midstream Corp
|
77,725 | $1,768,243 |
All Filings in WMB
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $23,277,415 | 313,121 | Shares | Sole | 2026-07-30 | |
| 2026-03-31 | $23,218,348 | 319,021 | Shares | Sole | 2026-05-04 | |
| 2025-12-31 | $19,218,429 | 319,721 | Shares | Sole | 2026-01-29 | |
| 2025-09-30 | $20,919,500 | 330,221 | Shares | Sole | 2025-11-05 | |
| 2025-06-30 | $20,854,239 | 332,021 | Shares | Sole | 2025-08-05 | |
| 2025-03-31 | $19,763,886 | 330,721 | Shares | Sole | 2025-04-30 | |
| 2024-12-31 | $17,904,032 | 330,821 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $15,152,193 | 331,921 | Shares | Sole | 2024-11-04 | |
| 2024-06-30 | $14,187,392 | 333,821 | Shares | Sole | 2024-07-26 | |
| 2024-03-31 | $12,989,519 | 333,321 | Shares | Sole | 2024-04-18 | |
| 2023-12-31 | $11,599,121 | 333,021 | Shares | Sole | 2024-01-23 | |
| 2023-09-30 | $11,232,953 | 333,421 | Shares | Sole | 2023-10-27 | |
| 2023-06-30 | $10,928,472 | 334,921 | Shares | Sole | 2023-07-26 | |
| 2023-03-31 | $9,988,797 | 334,521 | Shares | Sole | 2023-04-28 | |
| 2022-12-31 | $10,890,590 | 331,021 | Shares | Sole | 2023-01-27 | |
| 2022-09-30 | $9,442,775 | 329,821 | Shares | Sole | 2022-10-24 | |
| 2022-06-30 | $10,256,261 | 328,621 | Shares | Sole | 2022-08-08 | |
| 2022-03-31 | $10,240,866 | 306,521 | Shares | Sole | 2022-05-04 | |
| 2021-12-31 | $7,964,360 | 305,851 | Shares | Sole | 2022-01-27 | |
| 2021-09-30 | $7,913,022 | 305,051 | Shares | Sole | 2021-10-27 | |
| 2021-06-30 | $8,107,069 | 305,351 | Shares | Sole | 2021-07-27 | |
| 2021-03-31 | $7,217,182 | 304,651 | Shares | Sole | 2021-07-27 | |
| 2020-12-31 | $6,118,277 | 305,151 | Shares | Sole | 2021-07-27 | |
| 2020-09-30 | $6,084,642 | 309,651 | Shares | Sole | 2020-10-26 | |
| 2020-06-30 | $5,893,366 | 309,851 | Shares | Sole | 2020-07-29 | |
| 2020-03-31 | $3,930,671 | 277,786 | Shares | Sole | 2020-05-01 | |
| No filing history on record for this holder in this stock. | ||||||