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FRED ALGER MANAGEMENT, LLC: ARWR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FRED ALGER MANAGEMENT, LLC on ARWR, newest first. How the timeline and the estimate are built.

FRED ALGER MANAGEMENT, LLC held 3,301,919 ARWR shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,301,919 shares
    Change vs previous 13F -40,574 shares

    0.9% of the 13F portfolio, value $269,139,418.

    13F-HR 0001193125-26-352250 filed by FRED ALGER 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 3,342,493 shares
    Change vs previous 13F +1,509,496 shares

    0.92% of the 13F portfolio, value $209,574,311.

    13F-HR 0001193125-26-226659 filed by FRED ALGER 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 1,832,997 shares
    Change vs previous 13F +1,526,164 shares

    0.48% of the 13F portfolio, value $121,692,671.

    13F-HR 0001193125-26-052991 filed by FRED ALGER 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 306,833 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $10,582,670.

    13F-HR 0001193125-25-282909 filed by FRED ALGER MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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