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Arrowhead Research
ARWR
ARWR
401 hedge funds and large institutions have $7.71B invested in Arrowhead Research in 2025 Q4 according to their latest regulatory filings, with 127 funds opening new positions, 125 increasing their positions, 110 reducing their positions, and 28 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more call options, than puts
Call options by funds: $ | Put options by funds: $
more capital invested
Capital invested by funds: $ → $
more funds holding
Funds holding: →
14% more funds holding in top 10
Funds holding in top 10: 7 → 8 (+1)
14% more repeat investments, than reductions
Existing positions increased: 125 | Existing positions reduced: 110
5.14% more ownership
Funds ownership: 80.3% → 85.43% (+5.1%)
Holders
401
Holding in Top 10
8
Calls
$148M
Puts
$38.8M
Top Buyers
| 1 | +$74.8M | |
| 2 | +$53.6M | |
| 3 | +$44.1M | |
| 4 |
DM
Deerfield Management
New York
|
+$41.2M |
| 5 |
Fidelity Investments
Boston,
Massachusetts
|
+$37.3M |
Top Sellers
| 1 | -$120M | |
| 2 | -$64.4M | |
| 3 | -$57.3M | |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
-$36.4M |
| 5 |
WP
Woodline Partners
San Francisco,
California
|
-$29.4M |