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Disclosery

Mathes Company, Inc.: STT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Mathes Company, Inc. on STT, newest first. How the timeline and the estimate are built.

Mathes Company, Inc. held 22,450 STT shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 22,450 shares
    Change vs previous 13F -50 shares

    1.18% of the 13F portfolio, value $3,808,000.

    13F-HR 0001999371-26-017572 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 22,500 shares
    Change vs previous 13F +1,235 shares

    1.04% of the 13F portfolio, value $2,848,000.

    13F-HR 0001999371-26-010258 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 21,265 shares
    Change vs previous 13F 0 shares

    0.98% of the 13F portfolio, value $2,743,000.

    13F-HR 0001999371-26-002845 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 21,265 shares
    Change vs previous 13F +150 shares

    0.89% of the 13F portfolio, value $2,467,000.

    13F-HR 0001999371-25-017486 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 21,115 shares
    Change vs previous 13F -85 shares

    0.83% of the 13F portfolio, value $2,245,000.

    13F-HR 0001999371-25-010573 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 21,200 shares
    Change vs previous 13F -250 shares

    0.77% of the 13F portfolio, value $1,898,000.

    13F-HR 0001999371-25-005220 filed by Mathes Company, Inc.
    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 21,450 shares
    Change vs previous 13F -450 shares

    0.77% of the 13F portfolio, value $2,105,000.

    13F-HR 0001999371-25-001003 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 21,900 shares
    Change vs previous 13F not available

    0.68% of the 13F portfolio, value $1,937,000.

    13F-HR 0001999371-24-014039 filed by Mathes Company, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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