BAKER BROS. ADVISORS LP: ARWR position timeline

BAKER BROS. ADVISORS LP held 1,992,783 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 1,992,783 shares

   Change vs previous 13F 0 shares

   0.81% of the 13F portfolio, value $162,431,742.

   13F-HR 0001104659-26-097191 filed by BAKER BROS. ADVISORS LP
   Filed 2026-08-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

2. period ended2026-03-31

   13F 1,992,783 shares

   Change vs previous 13F -182,862 shares

   0.72% of the 13F portfolio, value $124,947,494.

   13F-HR 0001104659-26-062547 filed by BAKER BROS. ADVISORS LP
   Filed 2026-05-15 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

3. period ended2025-12-31

   13F 2,175,645 shares

   Change vs previous 13F +504,883 shares

   0.85% of the 13F portfolio, value $144,441,072.

   13F-HR 0001104659-26-016374 filed by BAKER BROS. ADVISORS LP
   Filed 2026-02-17 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

4. period ended2025-09-30

   13F 1,670,762 shares

   Change vs previous 13F +731,588 shares

   0.42% of the 13F portfolio, value $57,624,581.

   13F-HR 0001104659-25-112595 filed by BAKER BROS. ADVISORS LP
   Filed 2025-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

5. period ended2025-06-30

   13F 939,174 shares

   Change vs previous 13F not available

   0.14% of the 13F portfolio, value $14,838,949.

   13F-HR 0001104659-25-078573 filed by BAKER BROS. ADVISORS LP
   Filed 2025-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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