WILLIAMS COS INC COM is a security (CUSIP 969457950) tracked across SEC portfolio filings. 6 institutional managers reported $39.6M on Form 13F as of 2026-03-31.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Optiver Holding B.V. | AMSTERDAM, P7 | $18.8M | — |
| IMC-Chicago, LLC | CHICAGO, IL | $14.0M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $3.9M | — |
| Maven Securities LTD | ST HELIER, Y9 | $1.6M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $1.3M | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |