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SEI INVESTMENTS CO: BXP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEI INVESTMENTS CO on BXP, newest first. How the timeline and the estimate are built.

SEI INVESTMENTS CO held 2,038,927 BXP 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 2,038,927 shares
    Change vs previous 13F +38,260 shares

    0.12% of the 13F portfolio, value $135,201,259.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 2,000,667 shares
    Change vs previous 13F +35,823 shares

    0.1% of the 13F portfolio, value $103,834,634.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 1,964,844 shares
    Change vs previous 13F +167,896 shares

    0.13% of the 13F portfolio, value $132,587,210.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 1,796,948 shares
    Change vs previous 13F +262,058 shares

    0.14% of the 13F portfolio, value $133,585,068.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 1,534,890 shares
    Change vs previous 13F +229,451 shares

    0.12% of the 13F portfolio, value $103,558,674.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 1,305,439 shares
    Change vs previous 13F -53,366 shares

    0.11% of the 13F portfolio, value $87,712,418.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 1,358,805 shares
    Change vs previous 13F -71,928 shares

    0.13% of the 13F portfolio, value $101,040,701.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS CO
    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 1,430,733 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $115,116,824.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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