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Disclosery

ONTARIO TEACHERS PENSION PLAN BOARD: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ONTARIO TEACHERS PENSION PLAN BOARD on WMB, newest first. How the timeline and the estimate are built.

ONTARIO TEACHERS PENSION PLAN BOARD held 4,426,879 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,426,879 shares
    Change vs previous 13F not available

    2.09% of the 13F portfolio, value $329,094,185.

    13F-HR 0001999371-26-017424 filed by ONTARIO TEACHERS PENSION PLAN BOARD
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec ยง4.2).