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ARK Investment Management LLC: RBLX position timeline

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

ARK Investment Management LLC held 6,465,890 RBLX 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 6,465,890 shares
    Change vs previous 13F +569,784 shares

    2.28% of the 13F portfolio, value $351,615,103.

    13F-HR 0001104659-26-096910 filed by ARK Investment 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 5,896,106 shares
    Change vs previous 13F +1,061,769 shares

    2.59% of the 13F portfolio, value $333,483,744.

    13F-HR 0001104659-26-059240 filed by ARK Investment 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 4,834,337 shares
    Change vs previous 13F -478,484 shares

    2.6% of the 13F portfolio, value $391,726,313.

    13F-HR 0001104659-26-013538 filed by ARK Investment 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 5,312,821 shares
    Change vs previous 13F -1,456,477 shares

    4.38% of the 13F portfolio, value $735,932,022.

    13F-HR 0001104659-25-110217 filed by ARK Investment 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 6,769,298 shares
    Change vs previous 13F -2,302,680 shares

    5.22% of the 13F portfolio, value $712,130,147.

    13F-HR 0001104659-25-072098 filed by ARK Investment 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 9,071,978 shares
    Change vs previous 13F -1,070,573 shares

    5.29% of the 13F portfolio, value $528,805,601.

    13F-HR 0001104659-25-045396 filed by ARK Investment 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 10,142,551 shares
    Change vs previous 13F -1,698,859 shares

    4.89% of the 13F portfolio, value $586,847,982.

    13F-HR 0001104659-25-009155 filed by ARK Investment 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 11,841,410 shares
    Change vs previous 13F not available

    4.79% of the 13F portfolio, value $524,100,790.

    13F-HR 0001104659-24-113006 filed by ARK Investment Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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