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Disclosery

Mariner, LLC: BRK-A position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Mariner, LLC on BRK-A, newest first. How the timeline and the estimate are built.

Mariner, LLC held 369 BRK-A shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 369 shares
    Change vs previous 13F +19 shares

    0.29% of the 13F portfolio, value $276,325,650.

    13F-HR 0001580642-26-005266 filed by Mariner, 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 350 shares
    Change vs previous 13F +4 shares

    0.29% of the 13F portfolio, value $251,349,000.

    13F-HR 0001580642-26-003158 filed by Mariner, 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 346 shares
    Change vs previous 13F -2 shares

    0.31% of the 13F portfolio, value $261,160,800.

    13F-HR 0001580642-26-001057 filed by Mariner, 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 348 shares
    Change vs previous 13F +37 shares

    0.34% of the 13F portfolio, value $262,461,600.

    13F-HR 0001580642-25-007297 filed by Mariner, 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 311 shares
    Change vs previous 13F +37 shares

    0.33% of the 13F portfolio, value $226,656,800.

    13F-HR 0001580642-25-005128 filed by Mariner, 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 274 shares
    Change vs previous 13F +239 shares

    0.36% of the 13F portfolio, value $218,772,999.

    13F-HR 0001580642-25-003135 filed by Mariner, 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 35 shares
    Change vs previous 13F +3 shares

    0.04% of the 13F portfolio, value $23,832,200.

    13F-HR 0001580642-25-000997 filed by Mariner, 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 32 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $22,117,760.

    13F-HR 0001580642-24-006919 filed by Mariner, LLC
    Filed (acceptance time not in the bulk data set), ingested

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