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Quantum Portfolio Management LLC: BKR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Quantum Portfolio Management LLC on BKR, newest first. How the timeline and the estimate are built.

Quantum Portfolio Management LLC held 15,055 BKR 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 15,055 shares
    Change vs previous 13F -682 shares

    0.3% of the 13F portfolio, value $835,553.

    13F-HR 0001420506-26-001701 filed by Quantum Portfolio 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/A 15,737 shares
    Change vs previous 13F -1,806 shares

    0.42% of the 13F portfolio, value $960,744.

    13F-HR/A 0001172661-26-001580 filed by Quantum Portfolio 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 17,543 shares
    Change vs previous 13F -7,429 shares

    0.35% of the 13F portfolio, value $798,908.

    13F-HR 0001172661-26-000672 filed by Quantum Portfolio 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 24,972 shares
    Change vs previous 13F +8,205 shares

    0.36% of the 13F portfolio, value $1,216,636.

    13F-HR 0001172661-25-004476 filed by Quantum Portfolio 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 16,767 shares
    Change vs previous 13F -1,914 shares

    0.31% of the 13F portfolio, value $642,847.

    13F-HR 0001172661-25-003208 filed by Quantum Portfolio 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 18,681 shares
    Change vs previous 13F +9,751 shares

    0.42% of the 13F portfolio, value $821,030.

    13F-HR 0001172661-25-001852 filed by Quantum Portfolio 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 8,930 shares
    Change vs previous 13F +203 shares

    0.2% of the 13F portfolio, value $366,309.

    13F-HR 0001172661-25-000338 filed by Quantum Portfolio 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 8,727 shares
    Change vs previous 13F not available

    0.17% of the 13F portfolio, value $315,481.

    13F-HR 0001172661-24-004357 filed by Quantum Portfolio Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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