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BAKER BROS. ADVISORS LP

Position in ARWR — Arrowhead Pharmaceuticals, Inc.

CIK 1263508 NEW YORK, NY

Position in ARWR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$162,431,742
+$37,484,248 QoQ
Shares Held
1,992,783
0.0% QoQ
Ownership
1.41%
of shares outstanding
% of Portfolio
0.82%
of 13F equity value
Holder Rank
#11
of 497 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ARWR Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

BAKER BROS. ADVISORS LP holds $18,876,485,415 across 78 Biotechnology names. ARWR ranks #17 (0.9% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ARWR

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $162,431,742 1,992,783
2026-03-31 $124,947,494 1,992,783
2025-12-31 $144,441,071 2,175,645
2025-09-30 $57,624,581 1,670,762
2025-06-30 $14,838,949 939,174