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Nantahala Capital Management, LLC: ABEO position timeline

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

Nantahala Capital Management, LLC held 5,136,490 ABEO shares at 2026-06-30 per its 13F-HR/A filed 2026-08-19.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 5,136,490 shares
    Change vs previous 13F +123,438 shares

    1.92% of the 13F portfolio, value $31,743,508.

    13F-HR/A 0001104659-26-098416 filed by Nantahala 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 5,013,052 shares
    Change vs previous 13F +50,000 shares

    1.4% of the 13F portfolio, value $22,458,473.

    13F-HR 0001104659-26-062659 filed by Nantahala 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 4,963,052 shares
    Change vs previous 13F +398,387 shares

    1.56% of the 13F portfolio, value $26,155,284.

    13F-HR 0001104659-26-015271 filed by Nantahala 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 4,564,665 shares
    Change vs previous 13F +195,000 shares

    1.49% of the 13F portfolio, value $24,101,431.

    13F-HR 0001104659-25-112624 filed by Nantahala 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 4,369,665 shares
    Change vs previous 13F +859,815 shares

    1.76% of the 13F portfolio, value $24,819,697.

    13F-HR 0001104659-25-078700 filed by Nantahala 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 3,509,850 shares
    Change vs previous 13F -19,364 shares

    1.38% of the 13F portfolio, value $16,706,886.

    13F-HR 0001104659-25-049574 filed by Nantahala 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 3,529,214 shares
    Change vs previous 13F +96,577 shares

    1.37% of the 13F portfolio, value $19,657,722.

    13F-HR 0001104659-25-014223 filed by Nantahala 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 3,432,637 shares
    Change vs previous 13F not available

    1.83% of the 13F portfolio, value $21,694,266.

    13F-HR 0001104659-24-118916 filed by Nantahala Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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