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Arrowhead Research
ARWR

Overview Fund Activity

269 hedge funds and large institutions have $1.85B invested in Arrowhead Research in 2024 Q3 according to their latest regulatory filings, with 32 funds opening new positions, 91 increasing their positions, 90 reducing their positions, and 34 closing their positions.

Holders
269
Holders Change
-3
Holders Change %
-1.1%
% of All Funds
3.89%
Holding in Top 10
2
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-60%
% of All Funds
0.03%
New
32
Increased
91
Reduced
90
Closed
34
Calls
$3.3M
Puts
$8.52M
Net Calls
-$5.21M
Net Calls Change
-$21.8M

Top Buyers

1
SL
1
Siren LLC
Connecticut
$47.6M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$69.2M
3
SPC
3
Slate Path Capital
New York
$94.6M
4
State Street
4
State Street
Massachusetts
$123M
5
ACM
5
Altium Capital Management
New York
$6.88M

Top Sellers

1
AG
1
Artal Group
Luxembourg
$0
2
Norges Bank
2
Norges Bank
Norway
$0
3
RCM
3
Rokos Capital Management
United Kingdom
$0
4
EOJOAM
4
E. Ohman J:or Asset Management
Sweden
$0
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$118M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$307M 15,835,912 +152,706 +1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$237M 12,229,055 +14,954 +0.1%
ACA
3
Avoro Capital Advisors
New York
$172M 8,888,888 – –
State Street
4
State Street
Massachusetts
$123M 6,354,331 +516,569 +9%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$118M 6,067,569 -744,664 -11%
SPC
6
Slate Path Capital
New York
$94.6M 4,885,000 +746,000 +18%
T. Rowe Price Investment Management
7
T. Rowe Price Investment Management
Maryland
$69.2M 3,574,573 +1,013,740 +40%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$57.4M 2,964,119 +26,171 +0.9%
SL
9
Siren LLC
Connecticut
$47.6M 2,458,778 +2,458,778 New
UBS AM
10
UBS AM
Illinois
$41.7M 2,154,250 -135,904 -6%
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$41.6M 2,148,405 -167,300 -7%
Morgan Stanley
12
Morgan Stanley
New York
$31.1M 1,605,766 -209,512 -12%
Northern Trust
13
Northern Trust
Illinois
$25.8M 1,332,765 +10,047 +0.8%
Goldman Sachs
14
Goldman Sachs
New York
$24.7M 1,272,901 +9,459 +0.7%
Citadel Advisors
15
Citadel Advisors
Florida
$22.8M 1,177,577 +229,133 +24%
Charles Schwab
16
Charles Schwab
California
$19.5M 1,006,935 +12,574 +1%
Bank of New York Mellon
17
Bank of New York Mellon
New York
$16.8M 866,399 -218,670 -20%
WP
18
Woodline Partners
California
$16.8M 865,794 +44,276 +5%
WFC
19
Western Financial Corp
California
$15.9M 820,239 – –
ACM
20
Aquilo Capital Management
California
$15.4M 795,813 -112,661 -12%
Millennium Management
21
Millennium Management
New York
$12.5M 645,604 +116,353 +22%
Bank of America
22
Bank of America
North Carolina
$11.2M 578,760 +54,746 +10%
Jane Street
23
Jane Street
New York
$8.99M 463,880 -232,839 -33%
UBS Group
24
UBS Group
Switzerland
$8.55M 441,511 +93,207 +27%
Aberdeen Group
25
Aberdeen Group
United Kingdom
$7.77M 401,146 +152,476 +61%
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