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Calamos Advisors LLC: TSEM position timeline

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

Calamos Advisors LLC held 107,836 TSEM 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 107,836 shares
    Change vs previous 13F -61,875 shares

    0.09% of the 13F portfolio, value $28,106,375.

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

    • Calamos Advisors LLC: 74,738 shares
    • Calamos Wealth Management LLC: 33,098 shares

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

  2. period ended2026-03-31
    13F 169,711 shares
    Change vs previous 13F +144,968 shares

    0.1% of the 13F portfolio, value $29,780,887.

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

    • Calamos Advisors LLC: 133,597 shares
    • Calamos Wealth Management LLC: 36,114 shares

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

  3. period ended2025-12-31
    13F 24,743 shares
    Change vs previous 13F +15,079 shares

    0.01% of the 13F portfolio, value $2,905,323.

    13F-HR 0001316507-26-000001 filed by Calamos 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 9,664 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $698,707.

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

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