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Disclosery

BLAIR WILLIAM & CO/IL: VSEC position timeline

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

BLAIR WILLIAM & CO/IL held 11,537 VSEC 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 11,537 shares
    Change vs previous 13F -399 shares

    0.01% of the 13F portfolio, value $2,636,163.

    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 11,936 shares
    Change vs previous 13F +2,276 shares

    0.01% of the 13F portfolio, value $2,200,929.

    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 9,660 shares
    Change vs previous 13F -145 shares

    <0.01% of the 13F portfolio, value $1,669,016.

    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 9,805 shares
    Change vs previous 13F +61 shares

    <0.01% of the 13F portfolio, value $1,629,988.

    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 9,744 shares
    Change vs previous 13F +151 shares

    <0.01% of the 13F portfolio, value $1,276,221.

    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 9,593 shares
    Change vs previous 13F +46 shares

    <0.01% of the 13F portfolio, value $1,151,095.

    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 9,547 shares
    Change vs previous 13F -305 shares

    <0.01% of the 13F portfolio, value $907,900.

    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 9,852 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $815,086.

    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).