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Arrowhead Research
ARWR

Overview Fund Activity

268 hedge funds and large institutions have $1.87B invested in Arrowhead Research in 2024 Q4 according to their latest regulatory filings, with 44 funds opening new positions, 91 increasing their positions, 85 reducing their positions, and 42 closing their positions.

Holders
268
Holders Change
-1
Holders Change %
-0.37%
% of All Funds
3.57%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
44
Increased
91
Reduced
85
Closed
42
Calls
$11.8M
Puts
$10.1M
Net Calls
+$1.7M
Net Calls Change
+$6.91M

Top Buyers

1
ACA
1
Avoro Capital Advisors
New York
$209M
2
Norges Bank
2
Norges Bank
Norway
$38.6M
3
UBS Group
3
UBS Group
Switzerland
$24.5M
4
FCM
4
Farallon Capital Management
California
$11.8M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$14.9M

Top Sellers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$47.1M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$95.9M
3
Citadel Advisors
3
Citadel Advisors
Florida
$6.92M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$0
5
State Street
5
State Street
Massachusetts
$113M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$304M 16,178,000 +342,088 +2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$229M 12,184,289 -44,766 -0.4%
ACA
3
Avoro Capital Advisors
New York
$209M 11,111,111 +2,222,223 +25%
State Street
4
State Street
Massachusetts
$113M 6,016,227 -338,104 -5%
SPC
5
Slate Path Capital
New York
$98.4M 5,232,000 +347,000 +7%
Fidelity Investments
6
Fidelity Investments
Massachusetts
$95.9M 5,101,083 -966,486 -16%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$55.6M 2,954,947 -9,172 -0.3%
SL
8
Siren LLC
Connecticut
$54.6M 2,901,681 +442,903 +18%
T. Rowe Price Investment Management
9
T. Rowe Price Investment Management
Maryland
$47.1M 2,507,296 -1,067,277 -30%
Norges Bank
10
Norges Bank
Norway
$38.6M 2,054,364 +2,054,364 New
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$38M 2,020,426 -127,979 -6%
UBS AM
12
UBS AM
Illinois
$37.8M 2,010,129 -144,121 -7%
Morgan Stanley
13
Morgan Stanley
New York
$28.9M 1,536,412 -69,354 -4%
Northern Trust
14
Northern Trust
Illinois
$27.9M 1,484,419 +151,654 +11%
UBS Group
15
UBS Group
Switzerland
$24.5M 1,305,329 +863,818 +196%
Goldman Sachs
16
Goldman Sachs
New York
$24.3M 1,294,210 +21,309 +2%
Charles Schwab
17
Charles Schwab
California
$19.1M 1,017,720 +10,785 +1%
Millennium Management
18
Millennium Management
New York
$17.2M 914,550 +268,946 +42%
WP
19
Woodline Partners
California
$15.8M 840,174 -25,620 -3%
Bank of New York Mellon
20
Bank of New York Mellon
New York
$15.6M 830,058 -36,341 -4%
WFC
21
Western Financial Corp
California
$15.4M 820,239 – –
Two Sigma Investments
22
Two Sigma Investments
New York
$14.9M 794,373 +586,062 +281%
ACM
23
Aquilo Capital Management
California
$13.3M 707,589 -88,224 -11%
Jane Street
24
Jane Street
New York
$12.3M 656,256 +192,376 +41%
SSA
25
Schonfeld Strategic Advisors
New York
$11.9M 632,214 +244,527 +63%
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