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Arrowhead Research
ARWR

Overview Fund Activity

279 hedge funds and large institutions have $1.67B invested in Arrowhead Research in 2025 Q2 according to their latest regulatory filings, with 58 funds opening new positions, 96 increasing their positions, 79 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
279
Holders Change
+18
Holders Change %
+6.9%
% of All Funds
3.74%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
58
Increased
96
Reduced
79
Closed
38
Calls
$8.24M
Puts
$10.6M
Net Calls
-$2.33M
Net Calls Change
-$746K

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$245M
2
Marshall Wace
2
Marshall Wace
United Kingdom
$34.1M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$81.7M
4
BBA
4
Baker Bros. Advisors
New York
$14.8M
5
TI
5
Trexquant Investment
Connecticut
$7.96M

Top Sellers

1
UBS AM
1
UBS AM
Illinois
$42.4M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$13M
3
Citadel Advisors
3
Citadel Advisors
Florida
$983K
4
Two Sigma Investments
4
Two Sigma Investments
New York
$2.11M
5
State Street
5
State Street
Massachusetts
$101M
Name Holding Trade Value Shares
Change 		Shares
Change %
MLL
176
Moody Lynn & Lieberson
Massachusetts
$213K +$213K +13,500 New
Nomura Holdings
177
Nomura Holdings
Japan
$213K +$34.6K +2,191 +19%
SEI Investments
178
SEI Investments
Pennsylvania
$212K +$7.27K +460 +4%
AACP
179
Advantage Alpha Capital Partners
California
$204K +$204K +12,938 New
SC
180
Savant Capital
Illinois
$201K +$201K +12,695 New
Neuberger Berman Group
181
Neuberger Berman Group
New York
$200K +$200K +12,652 New
AIP
182
Ameritas Investment Partners
Nebraska
$197K – – –
WA
183
Wealth Architects
California
$194K -$2.84K -180 -1%
SC
184
Scotia Capital
Ontario, Canada
$186K +$186K +11,795 New
RAM
185
Resona Asset Management
Japan
$180K +$14.5K +900 +9%
Carson Wealth (CWM LLC)
186
Carson Wealth (CWM LLC)
Nebraska
$180K +$111K +7,014 +159%
AFO
187
Arrowroot Family Office
California
$179K +$179K +11,300 New
PAG
188
Private Advisor Group
New Jersey
$178K +$743 +47 +0.4%
SRL
189
Scientech Research LLC
New Jersey
$173K +$173K +10,959 New
TRCT
190
Tower Research Capital (TRC)
New York
$168K +$86.9K +5,499 +107%
PNC Financial Services Group
191
PNC Financial Services Group
Pennsylvania
$167K +$125K +7,932 +298%
NSEDCP
192
NJ State Employees Deferred Compensation Plan
New Jersey
$166K – – –
BPC
193
Bryce Point Capital
New York
$164K +$164K +10,409 New
BFA
194
Beaumont Financial Advisors
Massachusetts
$162K +$2.65K +168 +2%
WC
195
Wexford Capital
Florida
$146K +$146K +9,229 New
SOW
196
State of Wyoming
Wyoming
$142K +$142K +9,015 New
SG Americas Securities
197
SG Americas Securities
New York
$137K -$940K -59,648 -87%
VIA
198
Virtus Investment Advisers
Connecticut
$91.6K -$25.6K -1,618 -22%
Lazard Asset Management
199
Lazard Asset Management
New York
$91K +$91K +5,771 New
Mirae Asset Global Investments
200
Mirae Asset Global Investments
South Korea
$84.3K +$19.2K +1,214 +29%
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