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GILDER GAGNON HOWE & CO LLC: RBLX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GILDER GAGNON HOWE & CO LLC on RBLX, newest first. How the timeline and the estimate are built.

GILDER GAGNON HOWE & CO LLC held 841,776 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 841,776 shares
    Change vs previous 13F -838,782 shares

    0.47% of the 13F portfolio, value $45,775,779.

    13F-HR 0001172661-26-003462 filed by GILDER GAGNON HOWE & CO 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 1,680,558 shares
    Change vs previous 13F -21,552 shares

    1.14% of the 13F portfolio, value $95,052,360.

    13F-HR 0001172661-26-002064 filed by GILDER GAGNON HOWE & CO 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 1,702,110 shares
    Change vs previous 13F -7,406 shares

    1.46% of the 13F portfolio, value $137,921,973.

    13F-HR 0001172661-26-000858 filed by GILDER GAGNON HOWE & CO 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 1,709,516 shares
    Change vs previous 13F -26,624 shares

    2.41% of the 13F portfolio, value $236,802,156.

    13F-HR 0001172661-25-004939 filed by GILDER GAGNON HOWE & CO 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 1,736,140 shares
    Change vs previous 13F -9,771 shares

    1.94% of the 13F portfolio, value $182,641,928.

    13F-HR 0001172661-25-003286 filed by GILDER GAGNON HOWE & CO 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 1,745,911 shares
    Change vs previous 13F +134,211 shares

    1.33% of the 13F portfolio, value $101,769,152.

    13F-HR 0001172661-25-002018 filed by GILDER GAGNON HOWE & CO 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 1,611,700 shares
    Change vs previous 13F +14,224 shares

    1.01% of the 13F portfolio, value $93,252,962.

    13F-HR 0001172661-25-001056 filed by GILDER GAGNON HOWE & CO 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 1,597,476 shares
    Change vs previous 13F not available

    0.85% of the 13F portfolio, value $70,704,288.

    13F-HR 0001172661-24-004863 filed by GILDER GAGNON HOWE & CO LLC
    Filed (acceptance time not in the bulk data set), ingested

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