Skip to content
Disclosery

Calamos Advisors LLC: STX position timeline

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

Calamos Advisors LLC held 42,782 STX 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 42,782 shares
    Change vs previous 13F +18,976 shares

    0.13% of the 13F portfolio, value $41,284,630.

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

    • Calamos Advisors LLC: 27,448 shares
    • Calamos Wealth Management LLC: 15,334 shares

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

  2. period ended2026-03-31
    13F 23,806 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $9,326,239.

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

    • Calamos Advisors LLC: 23,213 shares
    • Calamos Wealth Management LLC: 593 shares

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