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Driehaus Capital Management LLC: ABCL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Driehaus Capital Management LLC on ABCL, newest first. How the timeline and the estimate are built.

Driehaus Capital Management LLC held 2,864,729 ABCL 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 2,864,729 shares
    Change vs previous 13F -1,160,050 shares

    0.13% of the 13F portfolio, value $22,488,123.

    13F-HR 0000938206-26-000048 filed by Driehaus 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 4,024,779 shares
    Change vs previous 13F +252,780 shares

    0.1% of the 13F portfolio, value $14,046,479.

    13F-HR 0000938206-26-000031 filed by Driehaus 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 3,771,999 shares
    Change vs previous 13F +2,045,058 shares

    0.09% of the 13F portfolio, value $12,900,237.

    13F-HR 0000938206-26-000018 filed by Driehaus 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 1,726,941 shares
    Change vs previous 13F +1,227,019 shares

    0.06% of the 13F portfolio, value $8,686,513.

    13F-HR 0000938206-25-000056 filed by Driehaus 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 499,922 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $1,714,732.

    13F-HR 0000938206-25-000037 filed by Driehaus Capital Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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