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Natixis Investment Managers: UMC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Natixis Investment Managers on UMC, newest first. How the timeline and the estimate are built.

Natixis Investment Managers held 217,716 UMC 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 217,716 shares
    Change vs previous 13F -9,004 shares

    0.01% of the 13F portfolio, value $5,924,000.

    13F-HR 0001018331-26-000006 filed by NATIXIS ADVISORS, LLC
    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 226,720 shares
    Change vs previous 13F +49,266 shares

    <0.01% of the 13F portfolio, value $2,036,000.

    13F-HR 0001018331-26-000004 filed by NATIXIS ADVISORS, LLC
    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 177,454 shares
    Change vs previous 13F +20,009 shares

    <0.01% of the 13F portfolio, value $1,395,000.

    13F-HR 0001018331-26-000002 filed by NATIXIS ADVISORS, LLC
    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 157,445 shares
    Change vs previous 13F -6,073 shares

    <0.01% of the 13F portfolio, value $1,193,000.

    13F-HR 0001018331-25-000009 filed by NATIXIS ADVISORS, LLC
    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 163,518 shares
    Change vs previous 13F -8,702 shares

    <0.01% of the 13F portfolio, value $1,251,000.

    13F-HR 0001018331-25-000006 filed by NATIXIS ADVISORS, LLC
    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 172,220 shares
    Change vs previous 13F +84,306 shares

    <0.01% of the 13F portfolio, value $1,231,000.

    13F-HR 0001018331-25-000004 filed by NATIXIS ADVISORS, LLC
    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 87,914 shares
    Change vs previous 13F -93,970 shares

    <0.01% of the 13F portfolio, value $571,000.

    13F-HR 0001018331-25-000002 filed by NATIXIS ADVISORS, LLC
    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 181,884 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,531,000.

    13F-HR 0001018331-24-000009 filed by NATIXIS ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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