Skip to content
Disclosery

MASSACHUSETTS FINANCIAL SERVICES CO /MA/: RBLX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MASSACHUSETTS FINANCIAL SERVICES CO /MA/ on RBLX, newest first. How the timeline and the estimate are built.

MASSACHUSETTS FINANCIAL SERVICES CO /MA/ held 3,194,052 RBLX shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,194,052 shares
    Change vs previous 13F -2,119,556 shares

    0.06% of the 13F portfolio, value $174,336,616.

    13F-HR 0000912938-26-000775 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 5,313,608 shares
    Change vs previous 13F -480,455 shares

    0.1% of the 13F portfolio, value $301,110,872.

    13F-HR 0000912938-26-000604 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 5,794,063 shares
    Change vs previous 13F +645,859 shares

    0.15% of the 13F portfolio, value $469,492,924.

    13F-HR 0000912938-26-000025 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 5,148,204 shares
    Change vs previous 13F +360,009 shares

    0.22% of the 13F portfolio, value $713,129,217.

    13F-HR 0000912938-25-000200 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 4,788,195 shares
    Change vs previous 13F +1,531,380 shares

    0.16% of the 13F portfolio, value $503,718,114.

    13F-HR 0000912938-25-000121 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 3,256,815 shares
    Change vs previous 13F +2,207,897 shares

    0.06% of the 13F portfolio, value $189,839,747.

    13F-HR 0000912938-25-000044 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    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 1,048,918 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $60,690,395.

    13F-HR 0000912938-25-000009 filed by MASSACHUSETTS FINANCIAL SERVICES CO /MA/
    Filed (acceptance time not in the bulk data set), ingested

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