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Octagon Capital Advisors LP: ABVX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Octagon Capital Advisors LP on ABVX, newest first. How the timeline and the estimate are built.

Octagon Capital Advisors LP held 993,000 ABVX 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 993,000 shares
    Change vs previous 13F +316,000 shares

    12.15% of the 13F portfolio, value $132,327,180.

    13F-HR 0001839435-26-000004 filed by Octagon Capital Advisors LP
    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 677,000 shares
    Change vs previous 13F -79,000 shares

    8.34% of the 13F portfolio, value $75,383,950.

    13F-HR 0001839435-26-000003 filed by Octagon Capital Advisors LP
    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 756,000 shares
    Change vs previous 13F -569,000 shares

    12.76% of the 13F portfolio, value $101,950,380.

    13F-HR 0001839435-26-000002 filed by Octagon Capital Advisors LP
    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 1,325,000 shares
    Change vs previous 13F +58,000 shares

    17.56% of the 13F portfolio, value $112,492,500.

    13F-HR 0001839435-25-000010 filed by Octagon Capital Advisors LP
    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 1,267,000 shares
    Change vs previous 13F +37,000 shares

    2.13% of the 13F portfolio, value $9,692,550.

    13F-HR 0001839435-25-000007 filed by Octagon Capital Advisors LP
    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/A 1,230,000 shares
    Change vs previous 13F not available

    1.51% of the 13F portfolio, value $7,687,500.

    13F-HR/A 0001839435-25-000005 filed by Octagon Capital Advisors LP
    Filed (acceptance time not in the bulk data set), ingested

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