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Disclosery

THOMPSON INVESTMENT MANAGEMENT, INC.: GLW position timeline

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

THOMPSON INVESTMENT MANAGEMENT, INC. held 6,097 GLW shares at 2026-09-30 per its 13F-HR filed 2026-10-14.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 6,097 shares
    Change vs previous 13F -50 shares

    0.11% of the 13F portfolio, value $937,475.

    13F-HR 0001277279-26-000008 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Accepted , ingested

  2. period ended2026-06-30
    13F 6,147 shares
    Change vs previous 13F -329 shares

    0.18% of the 13F portfolio, value $1,570,128.

    13F-HR 0001277279-26-000006 filed by THOMPSON 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 ended2026-03-31
    13F 6,476 shares
    Change vs previous 13F -48,804 shares

    0.11% of the 13F portfolio, value $880,542.

    13F-HR 0001277279-26-000004 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 55,280 shares
    Change vs previous 13F -17,284 shares

    0.61% of the 13F portfolio, value $4,840,282.

    13F-HR 0001277279-26-000002 filed by THOMPSON 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 ended2025-09-30
    13F 72,564 shares
    Change vs previous 13F -4,525 shares

    0.79% of the 13F portfolio, value $5,952,392.

    13F-HR 0001277279-25-000008 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 77,089 shares
    Change vs previous 13F -1,768 shares

    0.57% of the 13F portfolio, value $4,054,090.

    13F-HR 0001277279-25-000006 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 78,857 shares
    Change vs previous 13F -1,933 shares

    0.54% of the 13F portfolio, value $3,610,055.

    13F-HR 0001277279-25-000004 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 80,790 shares
    Change vs previous 13F not available

    0.55% of the 13F portfolio, value $3,839,122.

    13F-HR 0001277279-25-000002 filed by THOMPSON INVESTMENT MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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