Skip to content

WESTCO ADVISORY SERVICES INC /ADV: GSK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WESTCO ADVISORY SERVICES INC /ADV on GSK, newest first. How the timeline and the estimate are built.

WESTCO ADVISORY SERVICES INC /ADV held 4,090 GSK shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,090 shares
    Change vs previous 13F -335 shares

    0.13% of the 13F portfolio, value $214,398.

    13F-HR 0002085853-26-000889 filed by WESTCO ADVISORY SERVICES INC /ADV
    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 4,425 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $244,216.

    13F-HR 0002085853-26-000578 filed by WESTCO ADVISORY SERVICES INC /ADV
    Filed (acceptance time not in the bulk data set), ingested

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