ATYR

aTyr Pharma
ATYR

Overview Fund Activity

42 hedge funds and large institutions have $172M invested in aTyr Pharma in 2021 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 17 increasing their positions, 5 reducing their positions, and 4 closing their positions.

Holders
42
Holders Change
+13
Holders Change %
+44.83%
% of All Funds
0.74%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
17
Increased
17
Reduced
5
Closed
4
Calls
$8.09M
Puts
$3.08M
Net Calls
+$5.02M
Net Calls Change
+$4.94M

Top Buyers

1
Federated Hermes
1
Federated Hermes
Pennsylvania
$47.4M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$36.9M
3
VA
3
VR Adviser
New York
$14.2M
4
TCM
4
Tang Capital Management
California
$10.1M
5
BBA
5
Baker Bros. Advisors
New York
$5.68M

Top Sellers

1
Alyeska Investment Group
1
Alyeska Investment Group
Illinois
$9.89M
2
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$0
3
TI
3
Telemetry Investments
New York
$1.5M
4
BlackRock
4
BlackRock
New York
$1.97M
5
XT
5
XTX Topco
Cayman Islands
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Federated Hermes
1
Federated Hermes
Pennsylvania
$47.4M 5,222,250 +3,607,250 +223%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$36.9M 4,063,293 +2,387,413 +142%
VA
3
VR Adviser
New York
$14.2M 1,565,000 +1,565,000 New
TCM
4
Tang Capital Management
California
$10.1M 1,113,453 +1,113,453 New
Alyeska Investment Group
5
Alyeska Investment Group
Illinois
$9.89M 1,088,664 -186,083 -15%
Vanguard Group
6
Vanguard Group
Pennsylvania
$8.23M 906,741 +311,539 +52%
BBA
7
Baker Bros. Advisors
New York
$5.68M 625,000 +625,000 New
IC
8
Ikarian Capital
Texas
$5.11M 562,246 +262,246 +87%
Two Sigma Investments
9
Two Sigma Investments
New York
$4.92M 541,721 +527,275 +3,650%
Two Sigma Advisers
10
Two Sigma Advisers
New York
$4.38M 482,450 +362,500 +302%
SCM
11
Stonepine Capital Management
Oregon
$3.73M 410,535 +410,535 New
EI
12
EAM Investors
California
$2.36M 259,791 +259,791 New
Dimensional Fund Advisors
13
Dimensional Fund Advisors
Texas
$2.04M 224,279 +3,351 +2%
BlackRock
14
BlackRock
New York
$1.97M 217,012 -7,865 -3%
Citadel Advisors
15
Citadel Advisors
Florida
$1.82M 200,415 +170,542 +571%
Renaissance Technologies
16
Renaissance Technologies
New York
$1.63M 179,655 +3,400 +2%
TI
17
Telemetry Investments
New York
$1.5M 165,318 -13,990 -8%
EGI
18
EAM Global Investors
California
$1.39M 152,792 +152,792 New
VF
19
Virtu Financial
New York
$1.31M 143,677 +143,677 New
Jane Street
20
Jane Street
New York
$1.24M 136,901 +136,901 New
PVMCV
21
Polaris Venture Management Co V
Massachusetts
$1.19M 130,572 – –
Geode Capital Management
22
Geode Capital Management
Massachusetts
$1.18M 130,282 +20,521 +19%
Susquehanna International Group
23
Susquehanna International Group
Pennsylvania
$743K 81,781 +70,942 +655%
BFM
24
Boothbay Fund Management
New York
$511K 56,329 +23,899 +74%
State Street
25
State Street
Massachusetts
$508K 55,999 +800 +1%
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