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NEEDHAM INVESTMENT MANAGEMENT LLC: TDUP position timeline

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

NEEDHAM INVESTMENT MANAGEMENT LLC held 10,175,000 TDUP shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,175,000 shares
    Change vs previous 13F +900,000 shares

    2.1% of the 13F portfolio, value $69,698,750.

    13F-HR 0000919574-26-005153 filed by NEEDHAM INVESTMENT MANAGEMENT LLC
    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 9,275,000 shares
    Change vs previous 13F +3,200,000 shares

    1.55% of the 13F portfolio, value $30,422,000.

    13F-HR 0000919574-26-003133 filed by NEEDHAM INVESTMENT 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 ended2025-12-31
    13F 6,075,000 shares
    Change vs previous 13F +400,000 shares

    2.45% of the 13F portfolio, value $38,819,250.

    13F-HR 0000919574-26-000997 filed by NEEDHAM INVESTMENT 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 ended2025-09-30
    13F 5,675,000 shares
    Change vs previous 13F -200,000 shares

    3.74% of the 13F portfolio, value $53,628,750.

    13F-HR 0000919574-25-006767 filed by NEEDHAM INVESTMENT 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 ended2025-06-30
    13F 5,875,000 shares
    Change vs previous 13F -475,000 shares

    3.51% of the 13F portfolio, value $44,003,750.

    13F-HR 0000919574-25-004664 filed by NEEDHAM INVESTMENT 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 ended2025-03-31
    13F 6,350,000 shares
    Change vs previous 13F -17,500 shares

    1.43% of the 13F portfolio, value $15,303,500.

    13F-HR 0000919574-25-003041 filed by NEEDHAM INVESTMENT MANAGEMENT LLC
    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 6,367,500 shares
    Change vs previous 13F +167,500 shares

    0.68% of the 13F portfolio, value $8,850,825.

    13F-HR 0000919574-25-001161 filed by NEEDHAM INVESTMENT MANAGEMENT LLC
    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 6,200,000 shares
    Change vs previous 13F not available

    0.4% of the 13F portfolio, value $5,220,400.

    13F-HR 0000919574-24-006457 filed by NEEDHAM INVESTMENT MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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