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POTOMAC FUND MANAGEMENT INC /ADV: TMAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of POTOMAC FUND MANAGEMENT INC /ADV on TMAT, newest first. How the timeline and the estimate are built.

POTOMAC FUND MANAGEMENT INC /ADV held 102,836 TMAT shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 102,836 shares
    Change vs previous 13F -1,255 shares

    0.08% of the 13F portfolio, value $3,232,154.

    13F-HR 0000826000-26-000007 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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 104,091 shares
    Change vs previous 13F -630 shares

    0.08% of the 13F portfolio, value $2,413,871.

    13F-HR 0000826000-26-000005 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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 104,721 shares
    Change vs previous 13F -453 shares

    0.1% of the 13F portfolio, value $2,619,084.

    13F-HR 0000826000-26-000003 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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 105,174 shares
    Change vs previous 13F -3,119 shares

    0.12% of the 13F portfolio, value $2,846,527.

    13F-HR 0000826000-25-000012 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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/A 108,293 shares
    Change vs previous 13F +4,663 shares

    0.15% of the 13F portfolio, value $2,633,642.

    13F-HR/A 0000826000-25-000010 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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/A 103,630 shares
    Change vs previous 13F +1,247 shares

    0.75% of the 13F portfolio, value $1,705,000.

    13F-HR/A 0000826000-25-000009 filed by POTOMAC FUND MANAGEMENT INC /ADV
    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/A 102,383 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $2,133,301.

    13F-HR/A 0000826000-25-000008 filed by POTOMAC FUND MANAGEMENT INC /ADV
    Filed (acceptance time not in the bulk data set), ingested

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