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Disclosery

Siren, L.L.C.: EWTX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Siren, L.L.C. on EWTX, newest first. How the timeline and the estimate are built.

Siren, L.L.C. held 3,184,629 EWTX shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,184,629 shares
    Change vs previous 13F -1,245,634 shares

    2.63% of the 13F portfolio, value $129,391,476.

    13F-HR 0002005245-26-000008 filed by Siren, L.L.C.
    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 4,430,263 shares
    Change vs previous 13F -99,727 shares

    3.87% of the 13F portfolio, value $139,553,285.

    13F-HR 0002005245-26-000006 filed by Siren, L.L.C.
    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 4,529,990 shares
    Change vs previous 13F +632,891 shares

    3.35% of the 13F portfolio, value $112,411,702.

    13F-HR 0002005245-26-000003 filed by Siren, L.L.C.
    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 3,897,099 shares
    Change vs previous 13F +736,801 shares

    2.47% of the 13F portfolio, value $63,210,946.

    13F-HR 0002005245-25-000012 filed by Siren, L.L.C.
    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 3,160,298 shares
    Change vs previous 13F +1,463,854 shares

    2.14% of the 13F portfolio, value $41,431,507.

    13F-HR 0002005369-25-000014 filed by Siren, L.L.C.
    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 1,696,444 shares
    Change vs previous 13F +962,101 shares

    2.11% of the 13F portfolio, value $37,321,768.

    13F-HR/A 0002005245-25-000008 filed by Siren, L.L.C.
    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 734,343 shares
    Change vs previous 13F +330,230 shares

    0.87% of the 13F portfolio, value $19,606,958.

    13F-HR 0002005245-25-000002 filed by Siren, L.L.C.
    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 404,113 shares
    Change vs previous 13F not available

    0.54% of the 13F portfolio, value $10,785,776.

    13F-HR 0002005245-24-000005 filed by Siren, L.L.C.
    Filed (acceptance time not in the bulk data set), ingested

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