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Sigma Planning Corp: BLK position timeline

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

Sigma Planning Corp held 927 BLK 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 927 shares
    Change vs previous 13F -11 shares

    0.02% of the 13F portfolio, value $891,807.

    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 938 shares
    Change vs previous 13F -65 shares

    0.03% of the 13F portfolio, value $902,344.

    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 1,003 shares
    Change vs previous 13F +29 shares

    0.03% of the 13F portfolio, value $1,073,689.

    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 974 shares
    Change vs previous 13F -314 shares

    0.03% of the 13F portfolio, value $1,136,059.

    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 1,288 shares
    Change vs previous 13F +15 shares

    0.04% of the 13F portfolio, value $1,351,407.

    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 1,273 shares
    Change vs previous 13F +52 shares

    0.04% of the 13F portfolio, value $1,204,432.

    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 1,221 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $1,251,568.

    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).