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Disclosery

Rossby Financial, LCC: WMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Rossby Financial, LCC on WMB, newest first. How the timeline and the estimate are built.

Rossby Financial, LCC held 1,751 WMB shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,751 shares
    Change vs previous 13F +201 shares

    0.02% of the 13F portfolio, value $130,164.

    13F-HR 0002056510-26-000003 filed by Rossby Financial, LCC
    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 1,550 shares
    Change vs previous 13F +292 shares

    0.02% of the 13F portfolio, value $111,337.

    13F-HR 0002056510-26-000002 filed by Rossby Financial, LCC
    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 1,258 shares
    Change vs previous 13F +40 shares

    0.02% of the 13F portfolio, value $75,618.

    13F-HR 0002056510-26-000001 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 1,218 shares
    Change vs previous 13F +202 shares

    0.03% of the 13F portfolio, value $77,574.

    13F-HR 0002056510-25-000005 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 1,016 shares
    Change vs previous 13F -1,590 shares

    0.02% of the 13F portfolio, value $63,815.

    13F-HR 0002056510-25-000003 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 2,606 shares
    Change vs previous 13F -1,661 shares

    0.07% of the 13F portfolio, value $153,832.

    13F-HR 0002056510-25-000002 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 4,267 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $230,930.

    13F-HR 0002056510-25-000001 filed by Rossby Financial, LCC
    Filed (acceptance time not in the bulk data set), ingested

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