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Arrowhead Research

263 hedge funds and large institutions have $1.32B invested in Arrowhead Research in 2025 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 88 increasing their positions, 81 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less funds holding

Funds holding:

4.75% less ownership

Funds ownership: 80.13%75.38% (-4.8%)

25% less call options, than puts

Call options by funds: $4.66M | Put options by funds: $6.24M

30% less capital invested

Capital invested by funds: $1.87B → $1.32B (-$554M)

Holders
263
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.66M
Puts
$6.24M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
151
$250K
152
$248K
153
$244K
154
$236K
155
$236K
156
$234K
157
$230K
158
$221K
159
$218K
160
$207K
161
$201K
162
$201K
163
$195K
164
$194K
165
$188K
166
$185K
167
$184K
168
$174K
169
$173K
170
$168K
171
$166K
172
$165K
173
$159K
174
$158K
175
$156K