Skip to content
Disclosery

Magnetar Financial LLC: ROKU position timeline

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

Magnetar Financial LLC held 507,080 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 507,080 shares
    Change vs previous 13F +503,435 shares

    0.64% of the 13F portfolio, value $70,048,031.

    13F-HR 0001104659-26-096490 filed by Magnetar Financial 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 3,645 shares
    Change vs previous 13F +1,215 shares

    <0.01% of the 13F portfolio, value $344,889.

    13F-HR 0001104659-26-059841 filed by Magnetar Financial 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 2,430 shares
    Change vs previous 13F -52,161 shares

    <0.01% of the 13F portfolio, value $263,630.

    13F-HR 0001104659-26-015538 filed by Magnetar Financial 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 54,591 shares
    Change vs previous 13F +54,591 shares

    0.03% of the 13F portfolio, value $5,466,197.

    13F-HR 0001104659-25-111094 filed by Magnetar Financial 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 0 shares
    Change vs previous 13F -59,673 shares

    13F-HR 0001104659-25-076542 filed by Magnetar Financial LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  6. period ended2025-03-31
    13F 59,673 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $4,203,366.

    13F-HR 0001104659-25-048974 filed by Magnetar Financial LLC
    Filed (acceptance time not in the bulk data set), ingested

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