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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
MCM
226
MAI Capital Management
Ohio
$14.3K
WTA
227
Washington Trust Advisors
Massachusetts
$13K
Jones Financial Companies
228
Jones Financial Companies
Missouri
$12.8K
SIS
229
Sound Income Strategies
Florida
$12.7K
MPWT
230
MassMutual Private Wealth & Trust
Connecticut
$11.2K
STB
231
S&T Bank
Pennsylvania
$10.8K
SPIA
232
Steward Partners Investment Advisory
New York
$9.56K
AF
233
Allworth Financial
California
$8.71K
CA
234
Clearstead Advisors
Ohio
$8.36K
RBI
235
Raiffeisen Bank International
Austria
$7.9K
UB
236
UMB Bank
Missouri
$7.52K
S
237
SignatureFD
Georgia
$7.3K
BIG
238
Brooklyn Investment Group
New York
$7.21K
C
239
Covestor
United Kingdom
$7K
RIL
240
Rothschild Investment LLC
Illinois
$5.53K
SCM
241
Sterling Capital Management
North Carolina
$4.6K
NS
242
NBC Securities
Alabama
$4K
Northwestern Mutual Wealth Management
243
Northwestern Mutual Wealth Management
Wisconsin
$3.7K
GRP
244
Global Retirement Partners
California
$3.59K
PA
245
Parallel Advisors
California
$3.38K
PWMG
246
Private Wealth Management Group
New Jersey
$3.25K
VNA
247
Valley National Advisers
Pennsylvania
$3K
HFS
248
Hantz Financial Services
Michigan
$3K
TCM
249
Tradewinds Capital Management
Washington
$2.92K
SRCM
250
Signature Resources Capital Management
California
$2.84K