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PRENTISS SMITH & CO INC: ATMU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PRENTISS SMITH & CO INC on ATMU, newest first. How the timeline and the estimate are built.

PRENTISS SMITH & CO INC held 120,486 ATMU shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 120,486 shares
    Change vs previous 13F +13,822 shares

    3.37% of the 13F portfolio, value $6,143,581.

    13F-HR 0001134687-26-000004 filed by PRENTISS SMITH & CO 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 106,664 shares
    Change vs previous 13F -30 shares

    3.52% of the 13F portfolio, value $6,055,315.

    13F-HR 0001134687-26-000003 filed by PRENTISS SMITH & CO 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 106,694 shares
    Change vs previous 13F -473 shares

    3.31% of the 13F portfolio, value $5,538,486.

    13F-HR 0001134687-26-000002 filed by PRENTISS SMITH & CO 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 107,167 shares
    Change vs previous 13F -650 shares

    2.73% of the 13F portfolio, value $4,832,160.

    13F-HR 0001134687-25-000008 filed by PRENTISS SMITH & CO 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 107,817 shares
    Change vs previous 13F +496 shares

    2.34% of the 13F portfolio, value $3,926,695.

    13F-HR 0001134687-25-000006 filed by PRENTISS SMITH & CO 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 107,321 shares
    Change vs previous 13F -308 shares

    2.56% of the 13F portfolio, value $3,941,900.

    13F-HR 0001134687-25-000004 filed by PRENTISS SMITH & CO 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 107,629 shares
    Change vs previous 13F -121 shares

    2.76% of the 13F portfolio, value $4,216,904.

    13F-HR 0001134687-25-000003 filed by PRENTISS SMITH & CO 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 107,750 shares
    Change vs previous 13F not available

    2.59% of the 13F portfolio, value $4,043,858.

    13F-HR 0001134687-24-000008 filed by PRENTISS SMITH & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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