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Disclosery

MainStreet Investment Advisors LLC: BLK position timeline

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

MainStreet Investment Advisors LLC held 16,894 BLK shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 16,894 shares
    Change vs previous 13F -140 shares

    2.21% of the 13F portfolio, value $16,244,595.

    13F-HR 0001765380-26-000357 filed by MainStreet Investment 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 17,034 shares
    Change vs previous 13F -372 shares

    2.47% of the 13F portfolio, value $16,381,768.

    13F-HR 0001765380-26-000200 filed by MainStreet Investment 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 17,406 shares
    Change vs previous 13F -1,440 shares

    2.68% of the 13F portfolio, value $18,630,338.

    13F-HR 0001765380-26-000089 filed by MainStreet Investment 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 18,846 shares
    Change vs previous 13F -1,104 shares

    2.95% of the 13F portfolio, value $21,971,986.

    13F-HR 0001765380-25-000457 filed by MainStreet Investment Advisors LLC
    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 19,950 shares
    Change vs previous 13F -602 shares

    2.9% of the 13F portfolio, value $20,932,538.

    13F-HR 0001765380-25-000323 filed by MainStreet Investment Advisors LLC
    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 20,552 shares
    Change vs previous 13F -796 shares

    2.83% of the 13F portfolio, value $19,452,057.

    13F-HR 0001765380-25-000153 filed by MainStreet Investment Advisors LLC
    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 21,348 shares
    Change vs previous 13F -534 shares

    3.07% of the 13F portfolio, value $21,884,048.

    13F-HR 0001765380-25-000112 filed by MainStreet Investment Advisors LLC
    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 21,882 shares
    Change vs previous 13F not available

    2.76% of the 13F portfolio, value $20,777,178.

    13F-HR 0001765380-24-000426 filed by MainStreet Investment Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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