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Disclosery

Sigma Planning Corp: GM position timeline

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

Sigma Planning Corp held 13,419 GM 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 13,419 shares
    Change vs previous 13F -139 shares

    0.03% of the 13F portfolio, value $1,034,319.

    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 13,558 shares
    Change vs previous 13F -826 shares

    0.03% of the 13F portfolio, value $1,010,087.

    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 14,384 shares
    Change vs previous 13F +780 shares

    0.03% of the 13F portfolio, value $1,169,667.

    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 13,604 shares
    Change vs previous 13F -277 shares

    0.02% of the 13F portfolio, value $829,443.

    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 13,881 shares
    Change vs previous 13F -3,272 shares

    0.02% of the 13F portfolio, value $683,079.

    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 17,153 shares
    Change vs previous 13F -1,004 shares

    0.03% of the 13F portfolio, value $806,692.

    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 18,157 shares
    Change vs previous 13F -1,586 shares

    0.03% of the 13F portfolio, value $967,246.

    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 19,743 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $885,286.

    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).