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Disclosery

Rossby Financial, LCC: IBM position timeline

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

Rossby Financial, LCC held 4,501 IBM 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 4,501 shares
    Change vs previous 13F +2,394 shares

    0.23% of the 13F portfolio, value $1,261,026.

    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 2,107 shares
    Change vs previous 13F +1,110 shares

    0.11% of the 13F portfolio, value $512,296.

    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 997 shares
    Change vs previous 13F -1,104 shares

    0.09% of the 13F portfolio, value $295,321.

    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 2,101 shares
    Change vs previous 13F +106 shares

    0.2% of the 13F portfolio, value $601,915.

    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 1,995 shares
    Change vs previous 13F -124 shares

    0.22% of the 13F portfolio, value $588,086.

    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 2,119 shares
    Change vs previous 13F +1,000 shares

    0.21% of the 13F portfolio, value $492,477.

    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 1,119 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $245,990.

    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).