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Arrowhead Research

280 hedge funds and large institutions have $1.67B invested in Arrowhead Research in 2025 Q2 according to their latest regulatory filings, with 59 funds opening new positions, 96 increasing their positions, 79 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

1.3% more ownership

Funds ownership: 75.34%76.64% (+1.3%)

22% less call options, than puts

Call options by funds: $8.24M | Put options by funds: $10.6M

40% less funds holding in top 10

Funds holding in top 10: 53 (-2)

Holders
280
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$8.24M
Puts
$10.6M
Net Calls
Net Calls Change

Top Buyers

1 +$36.7M
2 +$33.1M
3 +$29.3M
4
BBA
Baker Bros. Advisors
New York
+$14.8M
5
TI
Trexquant Investment
Connecticut
+$7.96M

Top Sellers

1 -$33.2M
2 -$27M
3 -$14.6M
4
Two Sigma Investments
Two Sigma Investments
New York
-$11.1M
5
State Street
State Street
Massachusetts
-$9.93M
Name Holding Trade Value Shares
Change
Change in
Stake
Mirae Asset Global Investments
201
Mirae Asset Global Investments
South Korea
$84.3K
KBC Group
202
KBC Group
Belgium
$75K
Daiwa Securities Group
203
Daiwa Securities Group
Japan
$66K
APW
204
Atlantic Private Wealth
North Carolina
$63.2K
GFM
205
GF Fund Management
China
$50.3K
VanEck Associates
206
VanEck Associates
New York
$49K
Nisa Investment Advisors
207
Nisa Investment Advisors
Missouri
$47.9K
Russell Investments Group
208
Russell Investments Group
United Kingdom
$42.6K
VEA
209
Virtus ETF Advisers
New York
$33.5K
PTC
210
Private Trust Company
Ohio
$29K
FF
211
Friedenthal Financial
New Jersey
$26.4K
GI
212
GAMMA Investing
California
$25.2K
Acadian Asset Management
213
Acadian Asset Management
Massachusetts
$24K
Fifth Third Bancorp
214
Fifth Third Bancorp
Ohio
$21.6K
NA
215
NewEdge Advisors
Louisiana
$20.5K
TIM
216
Total Investment Management
Arizona
$19.7K
JFGIW
217
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$19.2K
MYIA
218
Mount Yale Investment Advisors
Colorado
$19K
SO
219
STRS Ohio
Ohio
$19K
BNP Paribas Asset Management
220
BNP Paribas Asset Management
France
$17K
EWA
221
EverSource Wealth Advisors
Alabama
$15.8K
CIBC Private Wealth Group
222
CIBC Private Wealth Group
Georgia
$15.8K
MCM
223
Manchester Capital Management
Vermont
$15.5K
Bessemer Group
224
Bessemer Group
New Jersey
$15K
CAM
225
Costello Asset Management
Pennsylvania
$14.9K