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Disclosery

SEI INVESTMENTS CO: LDOS position timeline

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

SEI INVESTMENTS CO held 289,102 LDOS 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 289,102 shares
    Change vs previous 13F +40,548 shares

    0.03% of the 13F portfolio, value $29,767,622.

    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 248,554 shares
    Change vs previous 13F +37,600 shares

    0.04% of the 13F portfolio, value $38,655,197.

    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 210,954 shares
    Change vs previous 13F +24,439 shares

    0.04% of the 13F portfolio, value $38,053,064.

    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 186,515 shares
    Change vs previous 13F +14,182 shares

    0.04% of the 13F portfolio, value $35,243,291.

    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 172,333 shares
    Change vs previous 13F +6,862 shares

    0.03% of the 13F portfolio, value $27,187,323.

    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 165,471 shares
    Change vs previous 13F +1,624 shares

    0.03% of the 13F portfolio, value $22,326,469.

    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 163,847 shares
    Change vs previous 13F +99,610 shares

    0.03% of the 13F portfolio, value $23,603,611.

    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 64,237 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $10,471,574.

    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).