ATYR

aTyr Pharma
ATYR

Overview Fund Activity

32 hedge funds and large institutions have $9.22M invested in aTyr Pharma in 2018 Q3 according to their latest regulatory filings, with 6 funds opening new positions, 5 increasing their positions, 7 reducing their positions, and 8 closing their positions.

Holders
32
Holders Change
-2
Holders Change %
-5.88%
% of All Funds
0.73%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
6
Increased
5
Reduced
7
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Renaissance Technologies
1
Renaissance Technologies
New York
$899K
2
Two Sigma Investments
2
Two Sigma Investments
New York
$84K
3
Susquehanna International Group
3
Susquehanna International Group
Pennsylvania
$59K
4
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$99K
5
Millennium Management
5
Millennium Management
New York
$26K

Top Sellers

1
RG
1
Redmile Group
California
$0
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$0
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$3.52M
4
BlackRock
4
BlackRock
New York
$169K
5
Citadel Advisors
5
Citadel Advisors
Florida
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.52M 4,328,450 -145,859 -3%
PVMCV
2
Polaris Venture Management Co V
Massachusetts
$1.49M 1,827,992 – –
Viking Global Investors
3
Viking Global Investors
Connecticut
$1.13M 1,384,300 – –
Renaissance Technologies
4
Renaissance Technologies
New York
$899K 1,107,025 +573,164 +107%
Vanguard Group
5
Vanguard Group
Pennsylvania
$551K 678,241 +8,100 +1%
AG
6
Artal Group
Luxembourg
$406K 500,000 – –
BlackRock
7
BlackRock
New York
$169K 207,281 -103,622 -33%
GHCM
8
Glen Harbor Capital Management
California
$125K 153,238 – –
MCIM
9
Meadow Creek Investment Management
Georgia
$103K 126,196 – –
Acadian Asset Management
10
Acadian Asset Management
Massachusetts
$99K 121,851 +63,911 +110%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$86K 106,008 – –
Two Sigma Investments
12
Two Sigma Investments
New York
$84K 103,788 +90,990 +711%
BCM
13
Bridgeway Capital Management
Texas
$83K 102,697 – –
EP
14
Elkfork Partners
Oregon
$81K 99,154 – –
BFM
15
Boothbay Fund Management
New York
$77K 94,466 -10,330 -10%
RCM
16
Riverhead Capital Management
Delaware
$65K 79,677 – –
TAM
17
Tyers Asset Management
Texas
$59K 72,112 – –
Susquehanna International Group
18
Susquehanna International Group
Pennsylvania
$59K 72,874 +72,874 New
ARTA
19
A.R.T. Advisors
New York
$35K 43,316 +10,224 +31%
Millennium Management
20
Millennium Management
New York
$26K 32,230 +32,230 New
Northern Trust
21
Northern Trust
Illinois
$24K 30,136 -72 -0.2%
PAM
22
Panagora Asset Management
Massachusetts
$15K 19,003 -800 -4%
Jane Street
23
Jane Street
New York
$15K 18,726 +18,726 New
Two Sigma Advisers
24
Two Sigma Advisers
New York
$10K 11,700 +11,700 New
TSS
25
Two Sigma Securities
New York
$8K 10,265 +10,265 New
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