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Calamos Advisors LLC: MU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Calamos Advisors LLC on MU, newest first. How the timeline and the estimate are built.

Calamos Advisors LLC held 328,845 MU shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 328,845 shares
    Change vs previous 13F -2,541 shares

    1.23% of the 13F portfolio, value $379,582,524.

    13F-HR 0001316507-26-000003 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 313,454 shares
    • Calamos Wealth Management LLC: 15,391 shares

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

  2. period ended2026-03-31
    13F 331,386 shares
    Change vs previous 13F -75,234 shares

    0.39% of the 13F portfolio, value $111,955,446.

    13F-HR 0001316507-26-000002 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 322,206 shares
    • Calamos Wealth Management LLC: 9,180 shares

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

  3. period ended2025-12-31
    13F 406,620 shares
    Change vs previous 13F +4,672 shares

    0.43% of the 13F portfolio, value $116,053,415.

    13F-HR 0001316507-26-000001 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 398,748 shares
    • Calamos Wealth Management LLC: 7,872 shares

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

  4. period ended2025-09-30
    13F 401,948 shares
    Change vs previous 13F +620 shares

    0.24% of the 13F portfolio, value $67,253,940.

    13F-HR 0001316507-25-000003 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 395,621 shares
    • Calamos Wealth Management LLC: 6,327 shares

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

  5. period ended2025-06-30
    13F 401,328 shares
    Change vs previous 13F +612 shares

    0.19% of the 13F portfolio, value $49,463,676.

    13F-HR 0001085146-25-004696 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 395,068 shares
    • Calamos Wealth Management LLC: 6,260 shares

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

  6. period ended2025-03-31
    13F 400,716 shares
    Change vs previous 13F +5,519 shares

    0.15% of the 13F portfolio, value $34,818,213.

    13F-HR 0001085146-25-002415 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 394,973 shares
    • Calamos Wealth Management LLC: 5,743 shares

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

  7. period ended2024-12-31
    13F 395,197 shares
    Change vs previous 13F -13,124 shares

    0.14% of the 13F portfolio, value $33,259,779.

    13F-HR 0001085146-25-000482 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 391,221 shares
    • Calamos Wealth Management LLC: 3,976 shares

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

  8. period ended2024-09-30
    13F 408,321 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $42,346,971.

    13F-HR 0001085146-24-005402 filed by Calamos Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

    • Calamos Advisors LLC: 404,543 shares
    • Calamos Wealth Management LLC: 3,778 shares

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