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OBERWEIS ASSET MANAGEMENT INC/: ARQT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OBERWEIS ASSET MANAGEMENT INC/ on ARQT, newest first. How the timeline and the estimate are built.

OBERWEIS ASSET MANAGEMENT INC/ held 1,372,941 ARQT 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 1,372,941 shares
    Change vs previous 13F +7,000 shares

    0.74% of the 13F portfolio, value $35,998,513.

    13F-HR 0001213900-26-089777 filed by OBERWEIS ASSET MANAGEMENT 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 1,365,941 shares
    Change vs previous 13F +557,541 shares

    0.95% of the 13F portfolio, value $32,181,570.

    13F-HR 0001213900-26-057307 filed by OBERWEIS ASSET MANAGEMENT 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 808,400 shares
    Change vs previous 13F not available

    0.86% of the 13F portfolio, value $23,475,936.

    13F-HR 0001213900-26-017101 filed by OBERWEIS ASSET MANAGEMENT INC/
    Filed (acceptance time not in the bulk data set), ingested

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