Skip to content
Disclosery

WELLINGTON MANAGEMENT GROUP LLP: OSIS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WELLINGTON MANAGEMENT GROUP LLP on OSIS, newest first. How the timeline and the estimate are built.

WELLINGTON MANAGEMENT GROUP LLP held 177,616 OSIS 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 177,616 shares
    Change vs previous 13F +83,862 shares

    0.01% of the 13F portfolio, value $38,844,618.

    13F-HR 0000902219-26-000311 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 93,754 shares
    Change vs previous 13F +43,893 shares

    <0.01% of the 13F portfolio, value $24,892,625.

    13F-HR 0000902219-26-000209 filed by WELLINGTON MANAGEMENT GROUP LLP
    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 49,861 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $12,717,547.

    13F-HR 0000902219-26-000103 filed by WELLINGTON MANAGEMENT GROUP LLP
    Filed (acceptance time not in the bulk data set), ingested

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