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Disclosery

Electron Capital Partners, LLC: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Electron Capital Partners, LLC on WMB, newest first. How the timeline and the estimate are built.

Electron Capital Partners, LLC held 1,154,694 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,154,694 shares
    Change vs previous 13F +64,825 shares

    3.43% of the 13F portfolio, value $85,839,952.

    13F-HR 0001012975-26-000779 filed by Electron Capital Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 1,089,869 shares
    Change vs previous 13F +3,984 shares

    3.73% of the 13F portfolio, value $79,320,666.

    13F-HR 0001012975-26-000446 filed by Electron Capital Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F/A 1,085,885 shares
    Change vs previous 13F not available

    3.03% of the 13F portfolio, value $65,272,547.

    13F-HR/A 0001012975-26-000183 filed by Electron Capital Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).