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WESTERLY CAPITAL MANAGEMENT, LLC: GLW position timeline

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

WESTERLY CAPITAL MANAGEMENT, LLC held 0 GLW 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 0 shares
    Change vs previous 13F -40,000 shares

    13F-HR 0002073679-26-000089 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 ended2026-03-31
    13F 40,000 shares
    Change vs previous 13F -20,000 shares

    1.68% of the 13F portfolio, value $5,438,800.

    13F-HR 0002073679-26-000057 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 ended2025-12-31
    13F 60,000 shares
    Change vs previous 13F +20,000 shares

    1.58% of the 13F portfolio, value $5,253,600.

    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).

  4. period ended2025-09-30
    13F 40,000 shares
    Change vs previous 13F -85,000 shares

    1.04% of the 13F portfolio, value $3,281,200.

    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).

  5. period ended2025-06-30
    13F 125,000 shares
    Change vs previous 13F -30,000 shares

    2.79% of the 13F portfolio, value $6,573,750.

    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).

  6. period ended2025-03-31
    13F 155,000 shares
    Change vs previous 13F +45,000 shares

    3.4% of the 13F portfolio, value $7,095,900.

    13F-HR 0001546172-25-000005 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).

  7. period ended2024-12-31
    13F 110,000 shares
    Change vs previous 13F -32,000 shares

    2.41% of the 13F portfolio, value $5,227,200.

    13F-HR 0001546172-25-000003 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).

  8. period ended2024-09-30
    13F 142,000 shares
    Change vs previous 13F not available

    3.64% of the 13F portfolio, value $6,411,300.

    13F-HR 0001546172-24-000008 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).