ATYR

aTyr Pharma
ATYR

Overview Fund Activity

47 hedge funds and large institutions have $154M invested in aTyr Pharma in 2021 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 10 increasing their positions, 12 reducing their positions, and 11 closing their positions.

Holders
47
Holders Change
+5
Holders Change %
+11.9%
% of All Funds
0.73%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
17
Increased
10
Reduced
12
Closed
11
Calls
$656K
Puts
$703K
Net Calls
-$47K
Net Calls Change
-$5.07M

Top Buyers

1
TM
1
Tikvah Management
North Carolina
$9.16M
2
DTC
2
Deep Track Capital
Connecticut
$8.22M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$1.87M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$8.32M
5
SCM
5
Stonepine Capital Management
Oregon
$3.93M

Top Sellers

1
IC
1
Ikarian Capital
Texas
$262K
2
Alyeska Investment Group
2
Alyeska Investment Group
Illinois
$5.04M
3
VF
3
Virtu Financial
New York
$0
4
Jane Street
4
Jane Street
New York
$0
5
Susquehanna International Group
5
Susquehanna International Group
Pennsylvania
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Federated Hermes
1
Federated Hermes
Pennsylvania
$39M 5,222,250 – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$31.1M 4,168,601 +105,308 +3%
VA
3
VR Adviser
New York
$11.7M 1,565,000 – –
TM
4
Tikvah Management
North Carolina
$9.16M 1,225,833 +1,225,833 New
TCM
5
Tang Capital Management
California
$8.32M 1,113,453 – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$8.32M 1,113,191 +206,450 +23%
DTC
7
Deep Track Capital
Connecticut
$8.22M 1,100,000 +1,100,000 New
Alyeska Investment Group
8
Alyeska Investment Group
Illinois
$5.04M 674,975 -413,689 -38%
BBA
9
Baker Bros. Advisors
New York
$4.67M 625,000 – –
SCM
10
Stonepine Capital Management
Oregon
$3.93M 525,531 +114,996 +28%
Two Sigma Investments
11
Two Sigma Investments
New York
$3.64M 486,993 -54,728 -10%
Two Sigma Advisers
12
Two Sigma Advisers
New York
$2.89M 387,352 -95,098 -20%
BlackRock
13
BlackRock
New York
$2.06M 275,379 +58,367 +27%
EI
14
EAM Investors
California
$1.89M 252,280 -7,511 -3%
Marshall Wace
15
Marshall Wace
United Kingdom
$1.87M 250,396 +207,390 +482%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$1.73M 231,499 +101,217 +78%
Dimensional Fund Advisors
17
Dimensional Fund Advisors
Texas
$1.69M 226,712 +2,433 +1%
Citadel Advisors
18
Citadel Advisors
Florida
$1.45M 193,494 -6,921 -3%
TI
19
Telemetry Investments
New York
$1.32M 176,782 +11,464 +7%
EGI
20
EAM Global Investors
California
$1.14M 152,792 – –
Renaissance Technologies
21
Renaissance Technologies
New York
$950K 127,155 -52,500 -29%
GCP
22
GSA Capital Partners
United Kingdom
$439K 58,791 +58,791 New
State Street
23
State Street
Massachusetts
$418K 55,999 – –
Northern Trust
24
Northern Trust
Illinois
$332K 44,406 +19,733 +80%
Ensign Peak Advisors
25
Ensign Peak Advisors
Utah
$283K 37,884 – –
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