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Kovack Advisors, Inc.: EXTR position timeline

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

Kovack Advisors, Inc. held 34,025 EXTR shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 34,025 shares
    Change vs previous 13F -9,230 shares

    0.05% of the 13F portfolio, value $1,069,406.

    13F-HR 0001728321-26-000004 filed by Kovack 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 43,255 shares
    Change vs previous 13F +15,185 shares

    0.04% of the 13F portfolio, value $657,476.

    13F-HR 0001728321-26-000003 filed by Kovack 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/A 28,070 shares
    Change vs previous 13F +6,875 shares

    0.02% of the 13F portfolio, value $467,365.

    13F-HR/A 0001728321-26-000002 filed by Kovack 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 21,195 shares
    Change vs previous 13F -7,945 shares

    0.04% of the 13F portfolio, value $437,677.

    13F-HR 0001728321-25-000005 filed by Kovack 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 29,140 shares
    Change vs previous 13F -1,100 shares

    0.05% of the 13F portfolio, value $523,063.

    13F-HR 0001085146-25-004483 filed by Kovack 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 30,240 shares
    Change vs previous 13F +9,400 shares

    0.04% of the 13F portfolio, value $400,075.

    13F-HR 0001085146-25-002653 filed by Kovack 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 20,840 shares
    Change vs previous 13F -1,350 shares

    0.03% of the 13F portfolio, value $348,862.

    13F-HR 0001085146-25-000776 filed by Kovack 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 22,190 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $333,516.

    13F-HR 0001085146-24-005367 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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