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Arrowhead Research
ARWR

116 hedge funds and large institutions have $703M invested in Arrowhead Research in 2018 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 32 increasing their positions, 25 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

139% more capital invested

Capital invested by funds: $294M → $703M (+$410M)

119% more first-time investments, than exits

New positions opened: 46 | Existing positions closed: 21

58% more call options, than puts

Call options by funds: $12.8M | Put options by funds: $8.12M

28% more repeat investments, than reductions

Existing positions increased: 32 | Existing positions reduced: 25

26% more funds holding

Funds holding: 92 → 116 (+24)

12.09% more ownership

Funds ownership: 46.97% → 59.06% (+12%)

Holders
116
Holders Change
+24
Holders Change %
+26.09%
% of All Funds
2.66%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
% of All Funds
0.05%
New
46
Increased
32
Reduced
25
Closed
21
Calls
$12.8M
Puts
$8.12M
Net Calls
+$4.7M
Net Calls Change
+$4.91M

Top Buyers

Rank Fund Capital Flow
1
RI
RTW Investments
New York
+$50.3M
2
BlackRock
BlackRock
New York
+$34.4M
3
State Street
State Street
Massachusetts
+$13.8M
4
Invesco
Invesco
Georgia
+$9.21M
5
Northern Trust
Northern Trust
Illinois
+$7.87M

Top Sellers

Rank Fund Capital Flow
1
NC
Nexthera Capital
New York
-$8.03M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$7.27M
3
ACP
Acuta Capital Partners
California
-$6.84M
4
Millennium Management
Millennium Management
New York
-$5.89M
5
Goldman Sachs
Goldman Sachs
New York
-$4.22M
Name Holding Trade Value Shares
Change 		Change in
Stake
RI
1
RTW Investments
New York
$113M +$50.3M +5,382,981 +185%
O
2
OppenheimerFunds
New York
$106M +$22.4K +2,395 +0%
BlackRock
3
BlackRock
New York
$96.3M +$34.4M +3,679,986 +108%
First Manhattan
4
First Manhattan
New York
$61.6M – – –
State Street
5
State Street
Massachusetts
$54.8M +$13.8M +1,478,425 +58%
Vanguard Group
6
Vanguard Group
Pennsylvania
$53.6M +$4.74M +506,996 +15%
VC
7
Vivo Capital
California
$25.8M – – –
Adage Capital Partners
8
Adage Capital Partners
Massachusetts
$20.4M – – –
Northern Trust
9
Northern Trust
Illinois
$14.5M +$7.87M +841,982 +380%
ACP
10
Acuta Capital Partners
California
$14M -$6.84M -731,876 -42%
Invesco
11
Invesco
Georgia
$13.4M +$9.21M +984,963 New
Geode Capital Management
12
Geode Capital Management
Massachusetts
$11.9M +$2.27M +243,281 +39%
UIC
13
Uniplan Investment Counsel
Wisconsin
$10.3M +$308K +32,909 +5%
GTC
14
Ghost Tree Capital
New York
$9.52M -$935K -100,000 -13%
Citadel Advisors
15
Citadel Advisors
Florida
$8.17M +$5.38M +575,955 +2,300%
Charles Schwab
16
Charles Schwab
California
$6.23M +$1.73M +184,849 +68%
ACA
17
Avoro Capital Advisors
New York
$6.12M +$4.21M +450,000 New
PA
18
Perceptive Advisors
New York
$4.97M – – –
Bank of New York Mellon
19
Bank of New York Mellon
New York
$4.63M +$2.46M +263,205 +342%
Morgan Stanley
20
Morgan Stanley
New York
$3.84M +$937K +100,258 +55%
California Public Employees Retirement System
21
California Public Employees Retirement System
California
$3.16M -$17.6K -1,878 -0.8%
Deutsche Bank
22
Deutsche Bank
Germany
$3.09M -$90.5K -9,677 -4%
TCIM
23
TIAA CREF Investment Management
New York
$2.6M +$1.78M +190,952 New
Two Sigma Investments
24
Two Sigma Investments
New York
$2.56M +$1.76M +188,364 New
ARTA
25
A.R.T. Advisors
New York
$2.4M +$708K +75,700 +75%
1
2 3 4 5

ARWR Hedge Fund Activity: Q2 2018 in Review

116 of the 4,368 institutional investors tracked by Wall St. Rank reported a position in Arrowhead Research (ARWR) for Q2 2018, worth a combined $703M — up 139% from $294M a quarter earlier.

Buyers outnumbered sellers: 46 funds opened new ARWR positions and 21 closed out — a net gain of 25 holders — while 32 added to existing stakes and 25 trimmed.

The largest buyer was RTW Investments, adding an estimated $50.3M. The largest seller was Nexthera Capital, exiting entirely with an estimated $8.03M sold.

  • 116 institutional investors held Arrowhead Research (ARWR) as of Q2 2018, up from 92 in Q1 2018.
  • Funds reported $703M of Arrowhead Research stock for Q2 2018, up 139% quarter-over-quarter.
  • 46 funds opened new Arrowhead Research positions in Q2 2018 and 21 closed out, a net change of +25 holders.
  • The largest Arrowhead Research buyer in Q2 2018 was RTW Investments, an estimated $50.3M added.
  • The largest Arrowhead Research seller in Q2 2018 was Nexthera Capital, an estimated $8.03M sold.

Based on aggregated 13F filings for Q2 2018.