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Quantum Portfolio Management LLC: ROKU position timeline

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

Quantum Portfolio Management LLC held 17,292 ROKU 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 17,292 shares
    Change vs previous 13F +13,157 shares

    0.86% of the 13F portfolio, value $2,388,717.

    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 4,135 shares
    Change vs previous 13F +105 shares

    0.17% of the 13F portfolio, value $391,254.

    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 4,030 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $437,215.

    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).