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Disclosery

Calamos Advisors LLC: DSL position timeline

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

Calamos Advisors LLC held 59,074 DSL 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 59,074 shares
    Change vs previous 13F +3,939 shares

    <0.01% of the 13F portfolio, value $653,358.

    13F-HR 0001316507-26-000003 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).

  2. period ended2026-03-31
    13F 55,135 shares
    Change vs previous 13F +6,565 shares

    <0.01% of the 13F portfolio, value $597,112.

    13F-HR 0001316507-26-000002 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).

  3. period ended2025-12-31
    13F 48,570 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $547,384.

    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).