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Prothena Corp

146 hedge funds and large institutions have $2.22B invested in Prothena Corp in 2016 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 48 increasing their positions, 44 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

76% more capital invested

Capital invested by funds: $1.26B → $2.22B (+$963M)

31% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 13

1% more funds holding

Funds holding: 144146 (+2)

9% more repeat investments, than reductions

Existing positions increased: 48 | Existing positions reduced: 44

70% less call options, than puts

Call options by funds: $7.62M | Put options by funds: $25.8M

Holders
146
Holders Change
+2
Holders Change %
+1.39%
% of All Funds
3.9%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
17
Increased
48
Reduced
44
Closed
13
Calls
$7.62M
Puts
$25.8M
Net Calls
-$18.2M
Net Calls Change
-$16.3M
Name Holding Trade Value Shares
Change
Change in
Stake
Bank of New York Mellon
26
Bank of New York Mellon
New York
$9.59M -$146K -2,726 -2%
Axa
27
Axa
France
$9.21M -$1.62M -30,205 -16%
BA
28
BlackRock Advisors
Delaware
$8.3M +$466K +8,691 +7%
BIM
29
BlackRock Investment Management
Delaware
$8.19M +$61.6K +1,148 +0.8%
CCI
30
Columbus Circle Investors
$7.86M +$7.04M +131,128 New
Charles Schwab
31
Charles Schwab
California
$7.8M +$954K +17,784 +16%
SAM
32
Sectoral Asset Management
Quebec, Canada
$7.43M -$2.73M -50,800 -29%
HRCM
33
Hood River Capital Management
Florida
$7.29M +$6.52M +121,600 New
EAM
34
Eventide Asset Management
Massachusetts
$7.2M
AAMU
35
Amundi Asset Management US
Massachusetts
$7.16M -$34K -634 -0.5%
CS
36
Credit Suisse
Switzerland
$6.79M -$679K -12,658 -10%
ERSOT
37
Employees Retirement System of Texas
Texas
$6.36M
Deutsche Bank
38
Deutsche Bank
Germany
$6.07M +$1.51M +28,137 +38%
JP Morgan Chase
39
JP Morgan Chase
New York
$5.62M +$329K +6,140 +7%
TI
40
Turner Investments
Pennsylvania
$5.12M +$350K +6,520 +8%
GC
41
Guggenheim Capital
Illinois
$4.79M +$333K +6,212 +8%
Goldman Sachs
42
Goldman Sachs
New York
$4.43M +$183K +3,410 +5%
California State Teachers Retirement System (CalSTRS)
43
California State Teachers Retirement System (CalSTRS)
California
$4.41M +$37.6K +700 +1%
TA
44
Teachers Advisors
New York
$4.12M -$500K -9,328 -12%
Royal Bank of Canada
45
Royal Bank of Canada
Ontario, Canada
$3.87M +$1.46M +27,166 +73%
California Public Employees Retirement System
46
California Public Employees Retirement System
California
$3.84M -$241K -4,500 -7%
Citadel Advisors
47
Citadel Advisors
Florida
$3.73M +$3.33M +62,124 New
NFA
48
Nationwide Fund Advisors
Ohio
$3.06M -$32.2K -600 -1%
OM
49
Opaleye Management
Massachusetts
$3M +$2.68M +50,000 New
PI
50
Putnam Investments
Massachusetts
$2.91M -$2.01M -37,538 -44%

PRTA Hedge Fund Activity: Q3 2016 in Review

146 of the 3,748 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q3 2016, worth a combined $2.22B — up 76% from $1.26B a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new PRTA positions and 13 closed out — a net gain of 4 holders — while 48 added to existing stakes and 44 trimmed.

The largest buyer was AllianceBernstein, adding an estimated $21M. The largest seller was Wellington Management Group, cutting an estimated $8.75M.

  • 146 institutional investors held Prothena Corp (PRTA) as of Q3 2016, up from 144 in Q2 2016.
  • Funds reported $2.22B of Prothena Corp stock for Q3 2016, up 76% quarter-over-quarter.
  • 17 funds opened new Prothena Corp positions in Q3 2016 and 13 closed out, a net change of +4 holders.
  • The largest Prothena Corp buyer in Q3 2016 was AllianceBernstein, an estimated $21M added.
  • The largest Prothena Corp seller in Q3 2016 was Wellington Management Group, an estimated $8.75M sold.

Based on aggregated 13F filings for Q3 2016.