Skip to content
Disclosery

MASON STREET ADVISORS, LLC: AGG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MASON STREET ADVISORS, LLC on AGG, newest first. How the timeline and the estimate are built.

MASON STREET ADVISORS, LLC held 3,050,830 AGG shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,050,830 shares
    Change vs previous 13F +1,567 shares

    27.21% of the 13F portfolio, value $301,971,153.

    13F-HR 0001167711-26-000005 filed by MASON STREET ADVISORS, 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 3,049,263 shares
    Change vs previous 13F -57,967 shares

    29.58% of the 13F portfolio, value $302,700,338.

    13F-HR 0001167711-26-000004 filed by MASON STREET ADVISORS, 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 3,107,230 shares
    Change vs previous 13F +67,900 shares

    30.54% of the 13F portfolio, value $310,350,132.

    13F-HR 0001167711-26-000001 filed by MASON STREET ADVISORS, 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 3,039,330 shares
    Change vs previous 13F +246,936 shares

    31.58% of the 13F portfolio, value $304,692,833.

    13F-HR 0001167711-25-000006 filed by MASON STREET ADVISORS, 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 2,792,394 shares
    Change vs previous 13F +247,294 shares

    32.42% of the 13F portfolio, value $277,005,485.

    13F-HR 0001085146-25-004732 filed by MASON STREET ADVISORS, 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 2,545,100 shares
    Change vs previous 13F -30,700 shares

    32.03% of the 13F portfolio, value $251,761,292.

    13F-HR 0001085146-25-003071 filed by MASON STREET ADVISORS, 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 2,575,800 shares
    Change vs previous 13F +54,200 shares

    32.31% of the 13F portfolio, value $249,595,020.

    13F-HR 0001085146-25-000945 filed by MASON STREET ADVISORS, 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 2,521,600 shares
    Change vs previous 13F not available

    31.01% of the 13F portfolio, value $255,362,432.

    13F-HR 0001085146-24-005522 filed by MASON STREET ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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