ATYR

aTyr Pharma
ATYR

Overview Fund Activity

107 hedge funds and large institutions have $335M invested in aTyr Pharma in 2025 Q2 according to their latest regulatory filings, with 51 funds opening new positions, 25 increasing their positions, 23 reducing their positions, and 29 closing their positions.

Holders
107
Holders Change
+21
Holders Change %
+24.42%
% of All Funds
1.44%
Holding in Top 10
2
Holding in Top 10 Change
+2
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
51
Increased
25
Reduced
23
Closed
29
Calls
$4.54M
Puts
$3.2M
Net Calls
+$1.34M
Net Calls Change
+$2.88M

Top Buyers

1
BlackRock
1
BlackRock
New York
$29.3M
2
Geode Capital Management
2
Geode Capital Management
Massachusetts
$10.6M
3
State Street
3
State Street
Massachusetts
$6.29M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$23.6M
5
Invesco
5
Invesco
Georgia
$3.03M

Top Sellers

1
Point72 Asset Management
1
Point72 Asset Management
Connecticut
$5.01M
2
ABG
2
Ally Bridge Group
New York
$1.46M
3
Goldman Sachs
3
Goldman Sachs
New York
$184K
4
Marshall Wace
4
Marshall Wace
United Kingdom
$2.59M
5
MCM
5
MAI Capital Management
Ohio
$1.87M
Name Market Value Shares Shares
Change 		Shares
Change %
Morgan Stanley
26
Morgan Stanley
New York
$1.32M 259,966 -2,713 -1%
Charles Schwab
27
Charles Schwab
California
$1.31M 258,551 +218,640 +548%
Ensign Peak Advisors
28
Ensign Peak Advisors
Utah
$1.19M 235,675 +235,675 New
Wellington Management Group
29
Wellington Management Group
Massachusetts
$1.09M 214,928 +46,186 +27%
Dimensional Fund Advisors
30
Dimensional Fund Advisors
Texas
$1.09M 214,546 -13,548 -6%
TFS
31
Thoroughbred Financial Services
Tennessee
$1.07M 210,775 +210,775 New
NL
32
Nuveen LLC
North Carolina
$984K 194,112 +194,112 New
Bank of New York Mellon
33
Bank of New York Mellon
New York
$942K 185,894 +185,894 New
DIG
34
Dauntless Investment Group
New Hampshire
$803K 158,402 -12,287 -7%
PHP
35
Parkman Healthcare Partners
Connecticut
$761K 150,000 +150,000 New
MSFS
36
Main Street Financial Solutions
Pennsylvania
$728K 143,600 +9,350 +7%
RhumbLine Advisers
37
RhumbLine Advisers
Massachusetts
$629K 124,158 +124,158 New
Citadel Advisors
38
Citadel Advisors
Florida
$604K 119,117 -141,890 -54%
Royal Bank of Canada
39
Royal Bank of Canada
Ontario, Canada
$487K 96,168 +71,463 +289%
FAM
40
Fred Alger Management
New York
$469K 92,493 +92,493 New
SSA
41
Schonfeld Strategic Advisors
New York
$392K 77,264 -25,442 -25%
Group One Trading
42
Group One Trading
Illinois
$359K 70,767 -18,904 -21%
AllianceBernstein
43
AllianceBernstein
Tennessee
$327K 64,480 +12,563 +24%
Deutsche Bank
44
Deutsche Bank
Germany
$306K 60,296 +60,296 New
AAS
45
Avantax Advisory Services
Texas
$292K 57,669 +57,669 New
QC
46
Quadrature Capital
United Kingdom
$283K 56,022 +56,022 New
DMKJ
47
David M. Knott Jr
$255K 50,367 -173,040 -77%
Mirae Asset Global ETFs Holdings
48
Mirae Asset Global ETFs Holdings
Hong Kong
$242K 47,643 +47,643 New
IIM
49
INTECH Investment Management
Florida
$226K 44,668 +44,668 New
T. Rowe Price Associates
50
T. Rowe Price Associates
Maryland
$221K 43,525 +43,525 New
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