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WESTERLY CAPITAL MANAGEMENT, LLC: POWI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WESTERLY CAPITAL MANAGEMENT, LLC on POWI, newest first. How the timeline and the estimate are built.

WESTERLY CAPITAL MANAGEMENT, LLC held 0 POWI shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -120,000 shares

    13F-HR 0002073679-26-000027 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 ended2025-09-30
    13F 120,000 shares
    Change vs previous 13F +70,000 shares

    1.53% of the 13F portfolio, value $4,825,200.

    13F-HR 0001546172-25-000011 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    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 50,000 shares
    Change vs previous 13F not available

    1.18% of the 13F portfolio, value $2,795,000.

    13F-HR 0001546172-25-000007 filed by WESTERLY CAPITAL MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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