Institutional Ownership
Arrowhead Pharmaceuticals In
CUSIP 04280AAC4NOTE 1/1Q1 2026
Institutional Holders
7
13F filers
Shares Held
11.03M
Aggregate institutional
Institutional Value
$23.90M
Q1 2026
Net New Holders
+7
7 new · 0 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions7
Increased0
Decreased0
Sold out0
Institutional Holders
7 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | Loomis Sayles & Co L P | 172.2K | $10.80M | +172.2K | New |
| 2 | Ssi Investment Management LLC | 6.59M | $6.81M | +6.59M | New |
| 3 | State Of Wisconsin Investment Board | 3.00M | $3.10M | +3.00M | New |
| 4 | Bank Of New York Mellon Corp | 1.22M | $1.26M | +1.22M | New |
| 5 | Adar1 Capital Management, LLC | 10.0K | $1.02M | +10.0K | New |
| 6 | Nomura Holdings Inc | 14.0K | $874.9K | +14.0K | New |
| 7 | Sei Investments Co | 32.0K | $33.1K | +32.0K | New |