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Disclosery

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

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

Siren, L.L.C. held 0 PRQR shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -1,552,183 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 1,552,183 shares
    Change vs previous 13F 0 shares

    0.13% of the 13F portfolio, value $3,306,150.

    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).

  3. period ended2025-06-30
    13F 1,552,183 shares
    Change vs previous 13F 0 shares

    0.16% of the 13F portfolio, value $3,166,453.

    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).

  4. period ended2025-03-31
    13F/A 1,552,183 shares
    Change vs previous 13F -22,817 shares

    0.12% of the 13F portfolio, value $2,064,403.

    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).

  5. period ended2024-12-31
    13F 1,575,000 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $4,173,750.

    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).