ATYR

aTyr Pharma
ATYR

Overview Fund Activity

39 hedge funds and large institutions have $87.6M invested in aTyr Pharma in 2017 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 5 increasing their positions, 8 reducing their positions, and 3 closing their positions.

Holders
39
Holders Change
+7
Holders Change %
+21.88%
% of All Funds
0.97%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
11
Increased
5
Reduced
8
Closed
3
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
RG
1
Redmile Group
California
$9.53M
2
Viking Global Investors
2
Viking Global Investors
Connecticut
$8.98M
3
EC
3
EcoR1 Capital
California
$19.9M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$19.9M
5
AG
5
Artal Group
Luxembourg
$1.26M

Top Sellers

1
Alyeska Investment Group
1
Alyeska Investment Group
Illinois
$3.81M
2
BlackRock
2
BlackRock
New York
$2.63M
3
Goldman Sachs
3
Goldman Sachs
New York
$0
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$2.17M
5
Acadian Asset Management
5
Acadian Asset Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
EC
1
EcoR1 Capital
California
$19.9M 3,934,849 +1,642,190 +72%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$19.9M 3,931,123 +373,344 +10%
RG
3
Redmile Group
California
$9.53M 1,886,792 +1,886,792 New
PVMCV
4
Polaris Venture Management Co V
Massachusetts
$9.23M 1,827,992 – –
Viking Global Investors
5
Viking Global Investors
Connecticut
$8.98M 1,777,784 +1,777,784 New
Alyeska Investment Group
6
Alyeska Investment Group
Illinois
$3.81M 754,524 -84,740 -10%
BlackRock
7
BlackRock
New York
$2.63M 521,445 -20,753 -4%
RSCM
8
Rock Springs Capital Management
Maryland
$2.4M 475,000 – –
Vanguard Group
9
Vanguard Group
Pennsylvania
$2.17M 430,015 -5,509 -1%
AG
10
Artal Group
Luxembourg
$1.26M 250,000 +250,000 New
Hudson Bay Capital Management
11
Hudson Bay Capital Management
Connecticut
$953K 188,680 +188,680 New
GHCM
12
Glen Harbor Capital Management
California
$774K 153,238 – –
MCIM
13
Meadow Creek Investment Management
Georgia
$637K 126,196 – –
Renaissance Technologies
14
Renaissance Technologies
New York
$580K 114,900 +54,600 +91%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$549K 108,908 – –
BCM
16
Bridgeway Capital Management
Texas
$519K 102,697 – –
EP
17
Elkfork Partners
Oregon
$501K 99,154 – –
Victory Capital Management
18
Victory Capital Management
Texas
$455K 90,020 +90,020 New
Dimensional Fund Advisors
19
Dimensional Fund Advisors
Texas
$423K 83,848 +25,676 +44%
RCM
20
Riverhead Capital Management
Delaware
$402K 79,677 – –
TAM
21
Tyers Asset Management
Texas
$364K 72,112 – –
Jacobs Levy Equity Management
22
Jacobs Levy Equity Management
New Jersey
$240K 47,510 +47,510 New
Bank of America
23
Bank of America
North Carolina
$231K 45,732 -1,400 -3%
Connor, Clark & Lunn Investment Management (CC&L)
24
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$223K 44,100 – –
Northern Trust
25
Northern Trust
Illinois
$177K 35,214 -6 -0%
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