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Disclosery

NEEDHAM INVESTMENT MANAGEMENT LLC: ACLS position timeline

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

NEEDHAM INVESTMENT MANAGEMENT LLC held 35,500 ACLS 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 35,500 shares
    Change vs previous 13F -7,000 shares

    0.2% of the 13F portfolio, value $6,725,475.

    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 42,500 shares
    Change vs previous 13F +22,500 shares

    0.2% of the 13F portfolio, value $3,955,900.

    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 20,000 shares
    Change vs previous 13F not available

    0.1% of the 13F portfolio, value $1,606,800.

    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).