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

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

Siren, L.L.C. held 3,311,438 SLN 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 3,311,438 shares
    Change vs previous 13F +400,000 shares

    0.74% of the 13F portfolio, value $36,359,589.

    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 2,911,438 shares
    Change vs previous 13F 0 shares

    0.43% of the 13F portfolio, value $15,343,278.

    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 2,911,438 shares
    Change vs previous 13F 0 shares

    0.53% of the 13F portfolio, value $17,701,543.

    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 2,911,438 shares
    Change vs previous 13F 0 shares

    0.59% of the 13F portfolio, value $15,110,363.

    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 2,911,438 shares
    Change vs previous 13F +121,605 shares

    0.87% of the 13F portfolio, value $16,886,340.

    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 2,789,833 shares
    Change vs previous 13F -41,937 shares

    0.44% of the 13F portfolio, value $7,867,329.

    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 2,831,770 shares
    Change vs previous 13F 0 shares

    0.86% of the 13F portfolio, value $19,482,578.

    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 2,831,770 shares
    Change vs previous 13F not available

    2.58% of the 13F portfolio, value $51,481,579.

    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).