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Cambridge Investment Research Advisors, Inc.: ARKK position timeline

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

Cambridge Investment Research Advisors, Inc. held 220,422 ARKK shares at 2026-06-30 per its 13F-HR/A filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 220,422 shares
    Change vs previous 13F -14,117 shares

    0.04% of the 13F portfolio, value $17,815,000.

    13F-HR/A 0001419186-26-000006 filed by Cambridge Investment Research Advisors, Inc.
    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 234,539 shares
    Change vs previous 13F -32,329 shares

    0.04% of the 13F portfolio, value $15,853,000.

    13F-HR 0001419186-26-000003 filed by Cambridge Investment Research Advisors, Inc.
    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 266,868 shares
    Change vs previous 13F -54,282 shares

    0.05% of the 13F portfolio, value $20,527,000.

    13F-HR 0001419186-26-000001 filed by Cambridge Investment Research Advisors, Inc.
    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 321,150 shares
    Change vs previous 13F +81,873 shares

    0.08% of the 13F portfolio, value $27,715,000.

    13F-HR 0001419186-25-000008 filed by Cambridge Investment Research Advisors, Inc.
    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 239,277 shares
    Change vs previous 13F -24,825 shares

    0.05% of the 13F portfolio, value $16,819,000.

    13F-HR 0001419186-25-000006 filed by Cambridge Investment Research Advisors, Inc.
    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 264,102 shares
    Change vs previous 13F -17,283 shares

    0.04% of the 13F portfolio, value $12,566,000.

    13F-HR 0001419186-25-000004 filed by Cambridge Investment Research Advisors, Inc.
    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 281,385 shares
    Change vs previous 13F -58,976 shares

    0.05% of the 13F portfolio, value $15,974,000.

    13F-HR 0001419186-25-000003 filed by Cambridge Investment Research Advisors, Inc.
    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 340,361 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $16,177,000.

    13F-HR 0001419186-24-000006 filed by Cambridge Investment Research Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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