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Polymer Capital Management (HK) LTD: ALNY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Polymer Capital Management (HK) LTD on ALNY, newest first. How the timeline and the estimate are built.

Polymer Capital Management (HK) LTD held 64,957 ALNY 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 64,957 shares
    Change vs previous 13F +7,173 shares

    1.99% of the 13F portfolio, value $19,554,006.

    13F-HR 0001970465-26-000006 filed by Polymer Capital Management (HK) LTD
    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 57,784 shares
    Change vs previous 13F +21,019 shares

    2.68% of the 13F portfolio, value $19,118,992.

    13F-HR 0001970465-26-000004 filed by Polymer Capital Management (HK) LTD
    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 36,765 shares
    Change vs previous 13F +7,865 shares

    2.28% of the 13F portfolio, value $14,619,602.

    13F-HR 0001970465-26-000002 filed by Polymer Capital Management (HK) LTD
    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 28,900 shares
    Change vs previous 13F +31 shares

    1.83% of the 13F portfolio, value $13,178,400.

    13F-HR 0001970465-25-000012 filed by Polymer Capital Management (HK) LTD
    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 28,869 shares
    Change vs previous 13F +11,065 shares

    1.47% of the 13F portfolio, value $9,413,892.

    13F-HR 0001970465-25-000008 filed by Polymer Capital Management (HK) LTD
    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 17,804 shares
    Change vs previous 13F +7,491 shares

    0.83% of the 13F portfolio, value $4,807,436.

    13F-HR 0001970465-25-000006 filed by Polymer Capital Management (HK) LTD
    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 10,313 shares
    Change vs previous 13F not available

    0.43% of the 13F portfolio, value $2,426,752.

    13F-HR 0001970465-25-000004 filed by Polymer Capital Management (HK) LTD
    Filed (acceptance time not in the bulk data set), ingested

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