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JOHN G ULLMAN & ASSOCIATES INC: TDC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of JOHN G ULLMAN & ASSOCIATES INC on TDC, newest first. How the timeline and the estimate are built.

JOHN G ULLMAN & ASSOCIATES INC held 21,000 TDC 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 21,000 shares
    Change vs previous 13F -200 shares

    0.09% of the 13F portfolio, value $727,650.

    13F-HR 0000919530-26-000003 filed by JOHN G ULLMAN & ASSOCIATES 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 21,200 shares
    Change vs previous 13F -4,200 shares

    0.07% of the 13F portfolio, value $543,356.

    13F-HR 0000919530-26-000002 filed by JOHN G ULLMAN & ASSOCIATES 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 25,400 shares
    Change vs previous 13F -800 shares

    0.1% of the 13F portfolio, value $773,176.

    13F-HR 0000919530-26-000001 filed by JOHN G ULLMAN & ASSOCIATES 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 26,200 shares
    Change vs previous 13F +11,100 shares

    0.08% of the 13F portfolio, value $563,562.

    13F-HR 0000919530-25-000006 filed by JOHN G ULLMAN & ASSOCIATES 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 15,100 shares
    Change vs previous 13F -19,400 shares

    0.05% of the 13F portfolio, value $336,881.

    13F-HR 0000919530-25-000003 filed by JOHN G ULLMAN & ASSOCIATES 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 34,500 shares
    Change vs previous 13F -102,700 shares

    0.12% of the 13F portfolio, value $775,560.

    13F-HR 0000919530-25-000002 filed by JOHN G ULLMAN & ASSOCIATES 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 137,200 shares
    Change vs previous 13F -7,650 shares

    0.63% of the 13F portfolio, value $4,273,780.

    13F-HR 0000919530-25-000001 filed by JOHN G ULLMAN & ASSOCIATES 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 144,850 shares
    Change vs previous 13F not available

    0.63% of the 13F portfolio, value $4,394,749.

    13F-HR 0000919530-24-000004 filed by JOHN G ULLMAN & ASSOCIATES INC
    Filed (acceptance time not in the bulk data set), ingested

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