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Disclosery

BISLETT MANAGEMENT, LLC: GLIBA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BISLETT MANAGEMENT, LLC on GLIBA, newest first. How the timeline and the estimate are built.

BISLETT MANAGEMENT, LLC held 100,000 GLIBA shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 100,000 shares
    Change vs previous 13F +25,000 shares

    1.48% of the 13F portfolio, value $2,190,000.

    13F-HR 0000935836-26-000381 filed by BISLETT MANAGEMENT, 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 75,000 shares
    Change vs previous 13F 0 shares

    2.13% of the 13F portfolio, value $2,763,750.

    13F-HR 0000935836-26-000235 filed by BISLETT MANAGEMENT, 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 75,000 shares
    Change vs previous 13F +35,000 shares

    2.1% of the 13F portfolio, value $2,765,250.

    13F-HR 0000935836-26-000094 filed by BISLETT MANAGEMENT, LLC
    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 40,000 shares
    Change vs previous 13F not available

    1.09% of the 13F portfolio, value $1,502,200.

    13F-HR 0000935836-25-000663 filed by BISLETT MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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