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Hi-Line Capital Management, LLC: SIRI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Hi-Line Capital Management, LLC on SIRI, newest first. How the timeline and the estimate are built.

Hi-Line Capital Management, LLC held 677,658 SIRI shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 677,658 shares
    Change vs previous 13F +9,981 shares

    5.63% of the 13F portfolio, value $20,018,017.

    13F-HR 0001951757-26-001036 filed by Hi-Line Capital 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 667,677 shares
    Change vs previous 13F +115,630 shares

    4.84% of the 13F portfolio, value $15,409,985.

    13F-HR 0001951757-26-000744 filed by Hi-Line Capital 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 552,047 shares
    Change vs previous 13F +16,204 shares

    3.67% of the 13F portfolio, value $11,038,180.

    13F-HR 0001951757-26-000384 filed by Hi-Line Capital 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 535,843 shares
    Change vs previous 13F +11,751 shares

    3.94% of the 13F portfolio, value $12,471,746.

    13F-HR 0001951757-25-001290 filed by Hi-Line Capital Management, LLC
    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 524,092 shares
    Change vs previous 13F +612 shares

    4.26% of the 13F portfolio, value $12,038,393.

    13F-HR 0001951757-25-001024 filed by Hi-Line Capital Management, LLC
    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 523,480 shares
    Change vs previous 13F +87,115 shares

    4.41% of the 13F portfolio, value $11,801,857.

    13F-HR 0001951757-25-000425 filed by Hi-Line Capital Management, LLC
    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 436,365 shares
    Change vs previous 13F -9,098 shares

    4.35% of the 13F portfolio, value $9,949,122.

    13F-HR 0001951757-25-000180 filed by Hi-Line Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 445,463 shares
    Change vs previous 13F not available

    5.17% of the 13F portfolio, value $10,535,200.

    13F-HR 0001951757-24-001134 filed by Hi-Line Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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