ATYR

aTyr Pharma
ATYR

Overview Fund Activity

23 hedge funds and large institutions have $22.9M invested in aTyr Pharma in 2020 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 7 increasing their positions, 4 reducing their positions, and 7 closing their positions.

Holders
23
Holders Change
-2
Holders Change %
-8%
% of All Funds
0.41%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
5
Increased
7
Reduced
4
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
IC
1
Ikarian Capital
Texas
$1.55M
2
ACM
2
Altium Capital Management
New York
$1.29M
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$5.93M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$3.27M
5
BFM
5
Boothbay Fund Management
New York
$162K

Top Sellers

1
Viking Global Investors
1
Viking Global Investors
Connecticut
$0
2
Two Sigma Investments
2
Two Sigma Investments
New York
$182K
3
Renaissance Technologies
3
Renaissance Technologies
New York
$1.24M
4
Two Sigma Advisers
4
Two Sigma Advisers
New York
$330K
5
AAP
5
Ardsley Advisory Partners
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Federated Hermes
1
Federated Hermes
Pennsylvania
$6.27M 1,615,000 – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$5.93M 1,527,818 +124,944 +9%
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$3.27M 842,554 +89,908 +12%
IC
4
Ikarian Capital
Texas
$1.55M 400,000 +400,000 New
ACM
5
Altium Capital Management
New York
$1.29M 332,258 +332,258 New
Renaissance Technologies
6
Renaissance Technologies
New York
$1.24M 319,130 -89,300 -22%
Vanguard Group
7
Vanguard Group
Pennsylvania
$971K 250,147 +16,297 +7%
PVMCV
8
Polaris Venture Management Co V
Massachusetts
$507K 130,572 – –
Two Sigma Advisers
9
Two Sigma Advisers
New York
$330K 84,950 -83,300 -50%
Acadian Asset Management
10
Acadian Asset Management
Massachusetts
$322K 83,052 – –
Geode Capital Management
11
Geode Capital Management
Massachusetts
$188K 48,598 +2,468 +5%
Two Sigma Investments
12
Two Sigma Investments
New York
$182K 46,826 -105,648 -69%
BFM
13
Boothbay Fund Management
New York
$162K 41,680 +41,680 New
BlackRock
14
BlackRock
New York
$156K 40,331 -1,080 -3%
Ensign Peak Advisors
15
Ensign Peak Advisors
Utah
$147K 37,884 – –
VF
16
Virtu Financial
New York
$108K 27,736 +27,736 New
Northern Trust
17
Northern Trust
Illinois
$85K 21,946 +1,288 +6%
TAM
18
Tocqueville Asset Management
New York
$84K 21,700 +21,700 New
Dimensional Fund Advisors
19
Dimensional Fund Advisors
Texas
$74K 19,130 – –
TRCT
20
Tower Research Capital (TRC)
New York
$11K 2,838 +1,819 +179%
Viking Global Investors
21
Viking Global Investors
Connecticut
– – -587,444 Closed
Millennium Management
22
Millennium Management
New York
– – -22,771 Closed
AAP
23
Ardsley Advisory Partners
Connecticut
– – -20,000 Closed
MAM
24
Marquette Asset Management
Minnesota
– – -18,848 Closed
UBS Group
25
UBS Group
Switzerland
– – -1,637 Closed
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