ATYR

aTyr Pharma
ATYR

Overview Fund Activity

41 hedge funds and large institutions have $61.3M invested in aTyr Pharma in 2017 Q4 according to their latest regulatory filings, with 8 funds opening new positions, 6 increasing their positions, 13 reducing their positions, and 5 closing their positions.

Holders
41
Holders Change
+2
Holders Change %
+5.13%
% of All Funds
0.93%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
8
Increased
6
Reduced
13
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$15.6M
2
AG
2
Artal Group
Luxembourg
$1.75M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$978K
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$1.71M
5
Deutsche Bank
5
Deutsche Bank
Germany
$199K

Top Sellers

1
Viking Global Investors
1
Viking Global Investors
Connecticut
$4.85M
2
Hudson Bay Capital Management
2
Hudson Bay Capital Management
Connecticut
$0
3
BlackRock
3
BlackRock
New York
$1.28M
4
Victory Capital Management
4
Victory Capital Management
Texas
$0
5
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$2.47M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$15.6M 4,463,752 +532,629 +14%
EC
2
EcoR1 Capital
California
$13.7M 3,917,972 -16,877 -0.4%
RG
3
Redmile Group
California
$6.6M 1,886,792 – –
PVMCV
4
Polaris Venture Management Co V
Massachusetts
$6.4M 1,827,992 – –
Viking Global Investors
5
Viking Global Investors
Connecticut
$4.85M 1,384,300 -393,484 -22%
Alyeska Investment Group
6
Alyeska Investment Group
Illinois
$2.47M 704,524 -50,000 -7%
AG
7
Artal Group
Luxembourg
$1.75M 500,000 +250,000 +100%
Vanguard Group
8
Vanguard Group
Pennsylvania
$1.71M 488,985 +58,970 +14%
RSCM
9
Rock Springs Capital Management
Maryland
$1.66M 475,000 – –
BlackRock
10
BlackRock
New York
$1.28M 366,047 -155,398 -30%
Renaissance Technologies
11
Renaissance Technologies
New York
$978K 279,400 +164,500 +143%
GHCM
12
Glen Harbor Capital Management
California
$536K 153,238 – –
MCIM
13
Meadow Creek Investment Management
Georgia
$442K 126,196 – –
Geode Capital Management
14
Geode Capital Management
Massachusetts
$371K 106,008 -2,900 -3%
BCM
15
Bridgeway Capital Management
Texas
$359K 102,697 – –
EP
16
Elkfork Partners
Oregon
$347K 99,154 – –
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$300K 85,750 +1,902 +2%
RCM
18
Riverhead Capital Management
Delaware
$279K 79,677 – –
TAM
19
Tyers Asset Management
Texas
$252K 72,112 – –
Deutsche Bank
20
Deutsche Bank
Germany
$199K 56,999 +56,999 New
Connor, Clark & Lunn Investment Management (CC&L)
21
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$154K 44,100 – –
Bank of America
22
Bank of America
North Carolina
$146K 41,831 -3,901 -9%
Jacobs Levy Equity Management
23
Jacobs Levy Equity Management
New Jersey
$129K 36,910 -10,600 -22%
Northern Trust
24
Northern Trust
Illinois
$117K 33,618 -1,596 -5%
JPMorgan Chase & Co
25
JPMorgan Chase & Co
New York
$105K 30,115 +28,315 +1,573%
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