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Prothena Corp

130 hedge funds and large institutions have $533M invested in Prothena Corp in 2018 Q3 according to their latest regulatory filings, with 21 funds opening new positions, 29 increasing their positions, 33 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

31% more first-time investments, than exits

New positions opened: 21 | Existing positions closed: 16

4% more funds holding

Funds holding: 125130 (+5)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

2.92% less ownership

Funds ownership: 105.03%102.1% (-2.9%)

12% less repeat investments, than reductions

Existing positions increased: 29 | Existing positions reduced: 33

13% less capital invested

Capital invested by funds: $610M → $533M (-$77.1M)

83% less call options, than puts

Call options by funds: $3.99M | Put options by funds: $23M

Holders
130
Holders Change
+5
Holders Change %
+4%
% of All Funds
2.97%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
21
Increased
29
Reduced
33
Closed
16
Calls
$3.99M
Puts
$23M
Net Calls
-$19M
Net Calls Change
-$22.2M
Name Holding Trade Value Shares
Change
Change in
Stake
WIM
1
Woodford Investment Management
United Kingdom
$156M
Fidelity Investments
2
Fidelity Investments
Massachusetts
$66M -$7.6M -525,958 -9%
SCM
3
Scopia Capital Management
New York
$51.2M +$5.86M +405,523 +12%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$43.9M -$444K -30,755 -0.9%
BlackRock
5
BlackRock
New York
$43.3M +$1.98M +137,301 +4%
State Street
6
State Street
Massachusetts
$25.3M -$21.5M -1,488,475 -44%
PAI
7
Palo Alto Investors
California
$14.4M
Dimensional Fund Advisors
8
Dimensional Fund Advisors
Texas
$12.4M +$5.92M +409,606 +77%
Bank of America
9
Bank of America
North Carolina
$11.4M +$10.1M +697,038 +396%
Vanguard Group
10
Vanguard Group
Pennsylvania
$10.1M -$4.28M -296,580 -28%
Millennium Management
11
Millennium Management
New York
$9.65M -$1.5M -104,139 -12%
Citadel Advisors
12
Citadel Advisors
Florida
$8.04M +$473K +32,784 +6%
Northern Trust
13
Northern Trust
Illinois
$6.48M +$520K +36,018 +8%
T. Rowe Price Associates
14
T. Rowe Price Associates
Maryland
$6.09M -$4.81M -332,981 -42%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$5.79M
Goldman Sachs
16
Goldman Sachs
New York
$5.08M +$2.09M +144,752 +59%
Norges Bank
17
Norges Bank
Norway
$4.93M
HT
18
HAP Trading
New York
$4.66M +$3.28M +227,125 +176%
Two Sigma Investments
19
Two Sigma Investments
New York
$3.75M +$1.59M +110,146 +62%
PA
20
Pinnacle Associates
New York
$3.11M -$538K -37,259 -14%
Deutsche Bank
21
Deutsche Bank
Germany
$3M +$1.97M +136,157 +146%
MWNA
22
Marshall Wace North America
New York
$2.71M +$3M +207,473 New
Bank of New York Mellon
23
Bank of New York Mellon
New York
$2.67M +$230K +15,907 +8%
Charles Schwab
24
Charles Schwab
California
$2.63M -$49.1K -3,397 -2%
Man Group
25
Man Group
United Kingdom
$2.05M -$891K -61,700 -28%

PRTA Hedge Fund Activity: Q3 2018 in Review

130 of the 4,374 institutional investors tracked by Wall St. Rank reported a position in Prothena Corp (PRTA) for Q3 2018, worth a combined $533M — down 13% from $610M a quarter earlier.

Buyers outnumbered sellers: 21 funds opened new PRTA positions and 16 closed out — a net gain of 5 holders — while 29 added to existing stakes and 33 trimmed.

The largest buyer was Bank of America, adding an estimated $10.1M. The largest seller was State Street, cutting an estimated $21.5M.

  • 130 institutional investors held Prothena Corp (PRTA) as of Q3 2018, up from 125 in Q2 2018.
  • Funds reported $533M of Prothena Corp stock for Q3 2018, down 13% quarter-over-quarter.
  • 21 funds opened new Prothena Corp positions in Q3 2018 and 16 closed out, a net change of +5 holders.
  • The largest Prothena Corp buyer in Q3 2018 was Bank of America, an estimated $10.1M added.
  • The largest Prothena Corp seller in Q3 2018 was State Street, an estimated $21.5M sold.

Based on aggregated 13F filings for Q3 2018.