Skip to content
Disclosery

Sigma Planning Corp: MGK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Sigma Planning Corp on MGK, newest first. How the timeline and the estimate are built.

Sigma Planning Corp held 66,718 MGK shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 66,718 shares
    Change vs previous 13F +58,189 shares

    0.15% of the 13F portfolio, value $5,865,140.

    13F-HR 0001420506-26-001464 filed by Sigma Planning Corp
    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 8,529 shares
    Change vs previous 13F +3,003 shares

    0.09% of the 13F portfolio, value $3,133,985.

    13F-HR 0001420506-26-000793 filed by Sigma Planning Corp
    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 5,526 shares
    Change vs previous 13F -162 shares

    0.06% of the 13F portfolio, value $2,280,970.

    13F-HR 0001420506-26-000121 filed by Sigma Planning Corp
    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 5,688 shares
    Change vs previous 13F +804 shares

    0.07% of the 13F portfolio, value $2,288,889.

    13F-HR 0001420506-25-003053 filed by Sigma Planning Corp
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 4,884 shares
    Change vs previous 13F -400 shares

    0.05% of the 13F portfolio, value $1,788,205.

    13F-HR 0001420506-25-001700 filed by Sigma Planning Corp
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 5,284 shares
    Change vs previous 13F -145 shares

    0.05% of the 13F portfolio, value $1,632,092.

    13F-HR 0001420506-25-000852 filed by Sigma Planning Corp
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 5,429 shares
    Change vs previous 13F -243 shares

    0.06% of the 13F portfolio, value $1,864,391.

    13F-HR 0001420506-25-000109 filed by Sigma Planning Corp
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 5,672 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $1,826,060.

    13F-HR 0001420506-24-002196 filed by Sigma Planning Corp
    Filed (acceptance time not in the bulk data set), ingested

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