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Disclosery

Herold Advisors, Inc.: AMAT position timeline

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

Herold Advisors, Inc. held 1,935 AMAT shares at 2026-06-30 per its 13F-HR filed 2026-07-22.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,935 shares
    Change vs previous 13F -169 shares

    0.28% of the 13F portfolio, value $1,399,000.

    13F-HR 0001172661-26-002737 filed by Herold 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 2,104 shares
    Change vs previous 13F -834 shares

    0.16% of the 13F portfolio, value $719,126.

    13F-HR 0001172661-26-001982 filed by Herold 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 2,938 shares
    Change vs previous 13F -123 shares

    0.17% of the 13F portfolio, value $755,036.

    13F-HR 0001172661-26-001090 filed by Herold 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 3,061 shares
    Change vs previous 13F -680 shares

    0.15% of the 13F portfolio, value $626,709.

    13F-HR 0001172661-25-004762 filed by Herold 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 3,741 shares
    Change vs previous 13F +396 shares

    0.14% of the 13F portfolio, value $684,866.

    13F-HR 0001172661-25-003383 filed by Herold 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 3,345 shares
    Change vs previous 13F +3,345 shares

    0.11% of the 13F portfolio, value $485,426.

    13F-HR 0001172661-25-001744 filed by Herold 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 ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001172661-24-005010 filed by Herold Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.