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NEEDHAM INVESTMENT MANAGEMENT LLC: ECG position timeline

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

NEEDHAM INVESTMENT MANAGEMENT LLC held 126,500 ECG 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 126,500 shares
    Change vs previous 13F 0 shares

    0.63% of the 13F portfolio, value $20,992,675.

    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 126,500 shares
    Change vs previous 13F 0 shares

    0.76% of the 13F portfolio, value $14,934,590.

    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 126,500 shares
    Change vs previous 13F +9,000 shares

    0.68% of the 13F portfolio, value $10,823,340.

    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 117,500 shares
    Change vs previous 13F +12,500 shares

    0.7% of the 13F portfolio, value $10,075,625.

    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 105,000 shares
    Change vs previous 13F -17,000 shares

    0.53% of the 13F portfolio, value $6,670,650.

    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 122,000 shares
    Change vs previous 13F +6,750 shares

    0.42% of the 13F portfolio, value $4,524,980.

    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 115,250 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $7,577,689.

    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).