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Disclosery

BISLETT MANAGEMENT, LLC: GLIBK position timeline

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

BISLETT MANAGEMENT, LLC held 150,000 GLIBK 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 150,000 shares
    Change vs previous 13F +11,967 shares

    2.19% of the 13F portfolio, value $3,234,000.

    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 138,033 shares
    Change vs previous 13F 0 shares

    3.96% of the 13F portfolio, value $5,136,208.

    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 138,033 shares
    Change vs previous 13F not available

    3.9% of the 13F portfolio, value $5,136,208.

    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).