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Platinum Equity Advisors, LLC/DE: AMBP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Platinum Equity Advisors, LLC/DE on AMBP, newest first. How the timeline and the estimate are built.

Platinum Equity Advisors, LLC/DE held 5,311,164 AMBP shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,311,164 shares
    Change vs previous 13F 0 shares

    78.62% of the 13F portfolio, value $25,174,917.

    13F-HR 0001104659-26-096447 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    66.52% of the 13F portfolio, value $21,510,214.

    13F-HR 0001104659-26-061862 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    62.44% of the 13F portfolio, value $21,775,772.

    13F-HR 0001104659-26-015711 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    41.33% of the 13F portfolio, value $21,191,544.

    13F-HR 0001104659-25-111859 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    52.7% of the 13F portfolio, value $22,731,782.

    13F-HR 0001104659-25-077966 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    37.2% of the 13F portfolio, value $16,039,715.

    13F-HR 0001104659-25-048841 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F 0 shares

    35.42% of the 13F portfolio, value $15,986,604.

    13F-HR 0001104659-25-013389 filed by PLATINUM EQUITY, 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 5,311,164 shares
    Change vs previous 13F not available

    25.93% of the 13F portfolio, value $20,023,088.

    13F-HR 0001104659-24-118037 filed by PLATINUM EQUITY, LLC
    Filed (acceptance time not in the bulk data set), ingested

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