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Prothena Corp
PRTA

Overview Fund Activity

161 hedge funds and large institutions have $2.13B invested in Prothena Corp in 2015 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 65 increasing their positions, 40 reducing their positions, and 13 closing their positions.

Holders
161
Holders Change
+14
Holders Change %
+9.52%
% of All Funds
4.23%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.08%
New
28
Increased
65
Reduced
40
Closed
13
Calls
$15M
Puts
$17.2M
Net Calls
-$2.22M
Net Calls Change
-$5.78M

Top Buyers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$25M
2
PA
2
Pinnacle Associates
New York
$20.2M
3
Wells Fargo
3
Wells Fargo
California
$16.7M
4
Deutsche Bank
4
Deutsche Bank
Germany
$32.8M
5
WIM
5
Woodford Investment Management
United Kingdom
$435M

Top Sellers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$3.12M
2
Citadel Advisors
2
Citadel Advisors
Florida
$32M
3
Millennium Management
3
Millennium Management
New York
$213K
4
State Street
4
State Street
Massachusetts
$55.1M
5
GC
5
Guggenheim Capital
Illinois
$4.74M
Name Holding Trade Value Shares
Change 		Shares
Change %
Axa
26
Axa
France
$13.6M +$1.19M +17,522 +10%
TA
27
Teachers Advisors
New York
$11.6M +$7.97K +117 +0.1%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$11.1M -$195K -2,867 -2%
VOYA Investment Management
29
VOYA Investment Management
Georgia
$11.1M +$10.1M +148,795 +1,096%
TCIM
30
TIAA CREF Investment Management
New York
$10.5M +$371K +5,443 +4%
Lord, Abbett & Co
31
Lord, Abbett & Co
New Jersey
$10.4M +$10.4M +152,484 New
TI
32
Turner Investments
Pennsylvania
$10.2M -$1.29M -19,010 -11%
CS
33
Credit Suisse
Switzerland
$8.23M +$410K +6,019 +5%
BNP Paribas Asset Management
34
BNP Paribas Asset Management
France
$8.22M +$950K +13,948 +13%
Prudential Financial
35
Prudential Financial
New Jersey
$7.84M -$286K -4,200 -4%
Charles Schwab
36
Charles Schwab
California
$7.35M +$1.02M +15,006 +16%
BIM
37
BlackRock Investment Management
Delaware
$7.15M +$42.6K +626 +0.6%
EAM
38
Eventide Asset Management
Massachusetts
$7.14M +$1.2M +17,628 +20%
California Public Employees Retirement System
39
California Public Employees Retirement System
California
$6.25M +$4.26M +62,500 +214%
Renaissance Technologies
40
Renaissance Technologies
New York
$6.17M +$3.69M +54,200 +149%
ERSOT
41
Employees Retirement System of Texas
Texas
$6.13M – – –
GTC
42
Ghost Tree Capital
New York
$6.13M +$6.13M +90,000 New
JPMorgan Chase & Co
43
JPMorgan Chase & Co
New York
$5.87M -$679K -9,975 -10%
PI
44
Putnam Investments
Massachusetts
$5.36M -$1.16M -17,069 -18%
Royal Bank of Canada
45
Royal Bank of Canada
Ontario, Canada
$4.89M +$4.36M +64,066 +828%
GC
46
Guggenheim Capital
Illinois
$4.74M -$9.53M -139,979 -67%
EI
47
EAM Investors
California
$4.34M +$521K +7,653 +14%
Goldman Sachs
48
Goldman Sachs
New York
$3.96M +$2.91M +42,793 +279%
California State Teachers Retirement System (CalSTRS)
49
California State Teachers Retirement System (CalSTRS)
California
$3.95M +$61.3K +900 +2%
Allianz Asset Management
50
Allianz Asset Management
Germany
$3.88M +$105K +1,539 +3%
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