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Calamos Advisors LLC: GH position timeline

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

Calamos Advisors LLC held 47,940 GH 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 47,940 shares
    Change vs previous 13F -2,728 shares

    0.03% of the 13F portfolio, value $7,192,438.

    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 50,668 shares
    Change vs previous 13F -5,800 shares

    0.02% of the 13F portfolio, value $4,680,203.

    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 56,468 shares
    Change vs previous 13F +11,968 shares

    0.02% of the 13F portfolio, value $5,767,642.

    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 44,500 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,780,360.

    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).