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Polymer Capital Management (US) LLC: MU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polymer Capital Management (US) LLC on MU, newest first. How the timeline and the estimate are built.

Polymer Capital Management (US) LLC held 963 MU 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 963 shares
    Change vs previous 13F -17,908 shares

    0.16% of the 13F portfolio, value $1,111,581.

    13F-HR 0001973324-26-000009 filed by Polymer Capital Management (US) 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 18,871 shares
    Change vs previous 13F -48,559 shares

    0.94% of the 13F portfolio, value $6,375,379.

    13F-HR 0001973324-26-000007 filed by Polymer Capital Management (US) 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 67,430 shares
    Change vs previous 13F +65,405 shares

    2.49% of the 13F portfolio, value $19,245,196.

    13F-HR 0001973324-26-000003 filed by Polymer Capital Management (US) 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 2,025 shares
    Change vs previous 13F -79,908 shares

    0.04% of the 13F portfolio, value $338,823.

    13F-HR 0001973324-25-000011 filed by Polymer Capital Management (US) 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 81,933 shares
    Change vs previous 13F +76,035 shares

    1.65% of the 13F portfolio, value $10,098,242.

    13F-HR 0001641447-25-000003 filed by Polymer Capital Management (US) 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 5,898 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $512,477.

    13F-HR 0001973324-25-000006 filed by Polymer Capital Management (US) LLC
    Filed (acceptance time not in the bulk data set), ingested

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