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Prothena Corp

141 hedge funds and large institutions have $584M invested in Prothena Corp in 2019 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 37 increasing their positions, 38 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

3,454% more call options, than puts

Call options by funds: $8.21M | Put options by funds: $231K

99% more capital invested

Capital invested by funds: $294M → $584M (+$290M)

85% more first-time investments, than exits

New positions opened: 24 | Existing positions closed: 13

8% more funds holding

Funds holding: 130141 (+11)

3% less repeat investments, than reductions

Existing positions increased: 37 | Existing positions reduced: 38

1.55% less ownership

Funds ownership: 94.04%92.49% (-1.6%)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
141
Holders Change
+11
Holders Change %
+8.46%
% of All Funds
2.78%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
24
Increased
37
Reduced
38
Closed
13
Calls
$8.21M
Puts
$231K
Net Calls
+$7.98M
Net Calls Change
+$7.06M
Name Holding Trade Value Shares
Change
Change in
Stake
Susquehanna International Group
76
Susquehanna International Group
Pennsylvania
$288K -$300K -27,942 -61%
FWM
77
Focused Wealth Management
New York
$261K +$31.1K +2,900 +21%
WG
78
Winton Group
United Kingdom
$257K +$174K +16,257 New
Hudson Bay Capital Management
79
Hudson Bay Capital Management
Connecticut
$237K +$161K +15,000 New
CSS
80
Cubist Systematic Strategies
Connecticut
$234K +$1.84K +172 +1%
ProShare Advisors
81
ProShare Advisors
Maryland
$223K -$13.9K -1,300 -8%
HF
82
HRT Financial
New York
$217K +$39.9K +3,718 +37%
ARTA
83
A.R.T. Advisors
New York
$209K -$69.7K -6,500 -33%
Thrivent Financial for Lutherans
84
Thrivent Financial for Lutherans
Minnesota
$203K +$138K +12,844 New
Rafferty Asset Management
85
Rafferty Asset Management
New York
$198K -$284K -26,466 -68%
MC
86
Moors & Cabot
Massachusetts
$190K +$129K +12,050 New
MLICM
87
Metropolitan Life Insurance Company (MetLife)
New York
$188K -$12K -1,115 -9%
Tudor Investment Corp
88
Tudor Investment Corp
Connecticut
$188K -$377K -35,193 -75%
Legal & General Group
89
Legal & General Group
United Kingdom
$167K
Simplex Trading
90
Simplex Trading
Illinois
$156K -$79.9K -7,448 -43%
SG Americas Securities
91
SG Americas Securities
New York
$145K +$97.9K +9,134 New
BNP Paribas Financial Markets
92
BNP Paribas Financial Markets
France
$116K -$18.6K -1,734 -19%
Public Employees Retirement Association of Colorado
93
Public Employees Retirement Association of Colorado
Colorado
$109K
Bank of Montreal
94
Bank of Montreal
Ontario, Canada
$103K +$32.3K +3,015 +85%
Royal Bank of Canada
95
Royal Bank of Canada
Ontario, Canada
$56K +$34.9K +3,257 +1,287%
AIP
96
Ameritas Investment Partners
Nebraska
$51K
Zurich Cantonal Bank
97
Zurich Cantonal Bank
Switzerland
$33K
FPS
98
Fieldpoint Private Securities
Connecticut
$32K
BDWM
99
Brewin Dolphin Wealth Management
Ireland
$31.9K
US Bancorp
100
US Bancorp
Minnesota
$30K +$7.93K +740 +64%

PRTA Hedge Fund Activity: Q4 2019 in Review

141 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q4 2019, worth a combined $584M — up 99% from $294M a quarter earlier.

Buyers outnumbered sellers: 24 funds opened new PRTA positions and 13 closed out — a net gain of 11 holders — while 37 added to existing stakes and 38 trimmed.

The largest buyer was Point72 Asset Management, opening a new position worth an estimated $3.46M. The largest seller was Millennium Management, cutting an estimated $7.53M.

  • 141 institutional investors held Prothena Corp (PRTA) as of Q4 2019, up from 130 in Q3 2019.
  • Funds reported $584M of Prothena Corp stock for Q4 2019, up 99% quarter-over-quarter.
  • 24 funds opened new Prothena Corp positions in Q4 2019 and 13 closed out, a net change of +11 holders.
  • The largest Prothena Corp buyer in Q4 2019 was Point72 Asset Management, an estimated $3.46M added.
  • The largest Prothena Corp seller in Q4 2019 was Millennium Management, an estimated $7.53M sold.

Based on aggregated 13F filings for Q4 2019.