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Disclosery

CONTRAVISORY INVESTMENT MANAGEMENT, INC.: PTC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CONTRAVISORY INVESTMENT MANAGEMENT, INC. on PTC, newest first. How the timeline and the estimate are built.

CONTRAVISORY INVESTMENT MANAGEMENT, INC. held 0 PTC shares at 2026-03-31 per its 13F-HR filed 2026-04-20.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -4,670 shares

    13F-HR 0001580642-26-002567 filed by CONTRAVISORY INVESTMENT MANAGEMENT, 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.

  2. period ended2025-12-31
    13F 4,670 shares
    Change vs previous 13F +4,670 shares

    0.16% of the 13F portfolio, value $813,561.

    13F-HR 0001580642-26-000220 filed by CONTRAVISORY INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -4,865 shares

    13F-HR 0001580642-25-004195 filed by CONTRAVISORY INVESTMENT MANAGEMENT, 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.

  4. period ended2025-03-31
    13F 4,865 shares
    Change vs previous 13F +9 shares

    0.16% of the 13F portfolio, value $753,832.

    13F-HR 0001580642-25-002299 filed by CONTRAVISORY INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 4,856 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $892,873.

    13F-HR 0001580642-25-000297 filed by CONTRAVISORY INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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