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PRINCETON CAPITAL MANAGEMENT LLC: ACM position timeline

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

PRINCETON CAPITAL MANAGEMENT LLC held 13,367 ACM 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 13,367 shares
    Change vs previous 13F -117 shares

    0.21% of the 13F portfolio, value $933,017.

    13F-HR 0001167026-26-000006 filed by PRINCETON CAPITAL 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 13,484 shares
    Change vs previous 13F -708 shares

    0.31% of the 13F portfolio, value $1,143,713.

    13F-HR 0001167026-26-000004 filed by PRINCETON CAPITAL 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 14,192 shares
    Change vs previous 13F -20 shares

    0.35% of the 13F portfolio, value $1,352,923.

    13F-HR 0001167026-26-000002 filed by PRINCETON CAPITAL 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 14,212 shares
    Change vs previous 13F -75 shares

    0.5% of the 13F portfolio, value $1,854,240.

    13F-HR 0001167026-25-000010 filed by PRINCETON CAPITAL 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 14,287 shares
    Change vs previous 13F -254 shares

    0.48% of the 13F portfolio, value $1,612,431.

    13F-HR 0001167026-25-000007 filed by PRINCETON CAPITAL 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 14,541 shares
    Change vs previous 13F +629 shares

    0.47% of the 13F portfolio, value $1,348,387.

    13F-HR 0001167026-25-000004 filed by PRINCETON CAPITAL 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 13,912 shares
    Change vs previous 13F 0 shares

    0.46% of the 13F portfolio, value $1,486,080.

    13F-HR 0001167026-25-000002 filed by PRINCETON CAPITAL 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 13,912 shares
    Change vs previous 13F not available

    0.45% of the 13F portfolio, value $1,436,692.

    13F-HR 0001167026-24-000008 filed by PRINCETON CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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