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Prothena Corp
PRTA

Overview Fund Activity

107 hedge funds and large institutions have $429M invested in Prothena Corp in 2013 Q4 according to their latest regulatory filings, with 31 funds opening new positions, 35 increasing their positions, 18 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
107
Holders Change
+19
Holders Change %
+21.59%
% of All Funds
3.11%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.06%
New
31
Increased
35
Reduced
18
Closed
12
Calls
$2.4M
Puts
$619K
Net Calls
+$1.78M
Net Calls Change
+$1.7M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$38.6M
2
O
2
OrbiMed
New York
$31.9M
3
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$24.9M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$73M
5
DM
5
Deerfield Management
New York
$14M

Top Sellers

1
Norges Bank
1
Norges Bank
Norway
$6.9M
2
Morgan Stanley
2
Morgan Stanley
New York
$197K
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$25.6M
4
BBA
4
Baker Bros. Advisors
New York
$8.94M
5
Deutsche Bank
5
Deutsche Bank
Germany
$417K
Name Holding Trade Value Shares
Change 		Shares
Change %
Royal Bank of Canada
51
Royal Bank of Canada
Ontario, Canada
$310K +$279K +10,531 +914%
NFA
52
Nationwide Fund Advisors
Ohio
$291K +$41.3K +1,558 +17%
MLICM
53
Metropolitan Life Insurance Company (MetLife)
New York
$284K – – –
ProShare Advisors
54
ProShare Advisors
Maryland
$283K +$283K +10,681 New
YMRC
55
Yorktown Management & Research Company
Virginia
$276K +$276K +10,400 New
GCP
56
GSA Capital Partners
United Kingdom
$265K +$265K +10,000 New
JPMorgan Chase & Co
57
JPMorgan Chase & Co
New York
$260K -$145K -5,472 -36%
PNC Financial Services Group
58
PNC Financial Services Group
Pennsylvania
$260K +$252K +9,460 +3,112%
APG Asset Management
59
APG Asset Management
Netherlands
$253K +$253K +9,533 New
AIG
60
American International Group
New York
$250K +$39.3K +1,481 +19%
RG
61
Redmile Group
California
$241K +$241K +9,100 New
ARTA
62
A.R.T. Advisors
New York
$231K +$231K +8,712 New
Citigroup
63
Citigroup
New York
$199K +$135K +5,099 +211%
Morgan Stanley
64
Morgan Stanley
New York
$197K -$1.51M -56,865 -88%
BA
65
BlackRock Advisors
Delaware
$189K +$38.6K +1,453 +26%
Bank of America
66
Bank of America
North Carolina
$164K +$82.2K +3,089 +100%
BNP Paribas Financial Markets
67
BNP Paribas Financial Markets
France
$131K +$131K +4,926 New
MME
68
Meag Munich Ergo
Germany
$126K +$126K +4,685 New
Barclays
69
Barclays
United Kingdom
$118K +$118K +4,511 New
PAM
70
Panagora Asset Management
Massachusetts
$86K – – –
U
71
UBS
Switzerland
$67K -$22.1K -836 -25%
KBC Group
72
KBC Group
Belgium
$47K -$56.4K -2,114 -55%
1IC
73
1919 Investment Counsel
Maryland
$35K – – –
Dimensional Fund Advisors
74
Dimensional Fund Advisors
Texas
$30K -$1.94K -72 -6%
US Bancorp
75
US Bancorp
Minnesota
$26K – – –
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