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Disclosery

Stonebrook Private Inc.: AMAT position timeline

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

Stonebrook Private Inc. held 1,302 AMAT shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,302 shares
    Change vs previous 13F +60 shares

    0.17% of the 13F portfolio, value $940,989.

    13F-HR 0001765380-26-000393 filed by Stonebrook Private 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 1,242 shares
    Change vs previous 13F +110 shares

    0.09% of the 13F portfolio, value $424,671.

    13F-HR 0001765380-26-000202 filed by Stonebrook Private 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 1,132 shares
    Change vs previous 13F +150 shares

    0.06% of the 13F portfolio, value $291,033.

    13F-HR 0001765380-26-000103 filed by Stonebrook Private 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 982 shares
    Change vs previous 13F +982 shares

    0.04% of the 13F portfolio, value $201,147.

    13F-HR 0001765380-25-000461 filed by Stonebrook Private Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001765380-24-000429 filed by Stonebrook Private 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.