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Disclosery

Winthrop Capital Management, LLC: IGSB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Winthrop Capital Management, LLC on IGSB, newest first. How the timeline and the estimate are built.

Winthrop Capital Management, LLC held 0 IGSB shares at 2026-03-31 per its 13F-HR filed 2026-04-28.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -40,320 shares

    13F-HR 0001999371-26-009196 filed by Winthrop 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 ended2025-12-31
    13F 40,320 shares
    Change vs previous 13F 0 shares

    0.5% of the 13F portfolio, value $2,132,000.

    13F-HR 0001999371-26-002954 filed by Winthrop 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 ended2025-09-30
    13F 40,320 shares
    Change vs previous 13F 0 shares

    0.52% of the 13F portfolio, value $2,138,000.

    13F-HR 0001999371-25-017607 filed by Winthrop 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 ended2025-06-30
    13F 40,320 shares
    Change vs previous 13F 0 shares

    0.54% of the 13F portfolio, value $2,127,000.

    13F-HR 0001999371-25-010763 filed by Winthrop 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 ended2025-03-31
    13F 40,320 shares
    Change vs previous 13F +6,380 shares

    0.58% of the 13F portfolio, value $2,112,000.

    13F-HR 0001999371-25-005506 filed by Winthrop 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 ended2024-12-31
    13F 33,940 shares
    Change vs previous 13F not available

    0.47% of the 13F portfolio, value $1,755,000.

    13F-HR 0001839882-25-008932 filed by Winthrop Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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