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Disclosery

BLAIR WILLIAM & CO/IL: LDOS position timeline

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

BLAIR WILLIAM & CO/IL held 8,533 LDOS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 8,533 shares
    Change vs previous 13F +4,717 shares

    <0.01% of the 13F portfolio, value $878,631.

    13F-HR 0001104659-26-093821 filed by BLAIR WILLIAM & CO/IL
    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 3,816 shares
    Change vs previous 13F -16,608 shares

    <0.01% of the 13F portfolio, value $593,441.

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    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 20,424 shares
    Change vs previous 13F -2,424 shares

    0.01% of the 13F portfolio, value $3,684,563.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    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 22,848 shares
    Change vs previous 13F -93 shares

    0.01% of the 13F portfolio, value $4,317,274.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    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 22,941 shares
    Change vs previous 13F -3,112 shares

    0.01% of the 13F portfolio, value $3,619,120.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    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 26,053 shares
    Change vs previous 13F -2,960 shares

    0.01% of the 13F portfolio, value $3,515,580.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    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 29,013 shares
    Change vs previous 13F -8,033 shares

    0.01% of the 13F portfolio, value $4,179,596.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    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 37,046 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $6,038,490.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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