ATYR

aTyr Pharma
ATYR

Overview Fund Activity

108 hedge funds and large institutions have $336M invested in aTyr Pharma in 2025 Q2 according to their latest regulatory filings, with 51 funds opening new positions, 25 increasing their positions, 24 reducing their positions, and 29 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
108
Holders Change
+22
Holders Change %
+25.58%
% of All Funds
1.45%
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
24
Closed
29
Calls
$5.88M
Puts
$3.81M
Net Calls
+$2.07M
Net Calls Change
+$3.61M

Top Buyers

1
BlackRock
BlackRock
New York
+$21.2M
2
Geode Capital Management
Geode Capital Management
Massachusetts
+$5.93M
3
State Street
State Street
Massachusetts
+$4.42M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$3.29M
5
Invesco
Invesco
Georgia
+$3.03M

Top Sellers

1
Point72 Asset Management
Point72 Asset Management
Connecticut
-$9.41M
2
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$7.5M
3
ABG
Ally Bridge Group
New York
-$2.48M
4
Goldman Sachs
Goldman Sachs
New York
-$1.75M
5
Marshall Wace
Marshall Wace
United Kingdom
-$1.66M
Name Holding Trade Value Shares
Change 		Shares
Change %
HNB
101
Huntington National Bank
Ohio
$3.55K +$3.55K +700 New
NS
102
NBC Securities
Alabama
$3K – – –
NFSG
103
Newbridge Financial Services Group
Florida
$2.54K +$2.54K +500 New
SCM
104
Sterling Capital Management
North Carolina
$1.8K +$1.8K +355 New
GRP
105
Global Retirement Partners
California
$1.52K +$1.52K +300 New
GC
106
Garde Capital
Washington
$1.01K +$1.01K +200 New
RIL
107
Rothschild Investment LLC
Illinois
$456 +$456 +90 New
CSC
108
Caldwell Sutter Capital
California
$264 – – –
Qube Research & Technologies (QRT)
109
Qube Research & Technologies (QRT)
United Kingdom
– -$1.25M -414,592 Closed
Squarepoint
110
Squarepoint
New York
– -$710K -235,242 Closed
Balyasny Asset Management
111
Balyasny Asset Management
Illinois
– -$686K -227,142 Closed
HF
112
HRT Financial
New York
– -$550K -182,135 Closed
JG
113
Jain Global
New York
– -$266K -88,143 Closed
QC
114
Quantessence Capital
New York
– -$186K -61,621 Closed
JFG
115
Jefferies Financial Group
New York
– -$168K -55,600 Closed
BHCM
116
Brevan Howard Capital Management
Jersey
– -$161K -53,209 Closed
LP
117
LMR Partners
United Kingdom
– -$157K -52,087 Closed
ECM
118
ExodusPoint Capital Management
New York
– -$146K -48,227 Closed
CGIM
119
Cannon Global Investment Management
Florida
– -$143K -47,500 Closed
Verition Fund Management
120
Verition Fund Management
Connecticut
– -$137K -45,451 Closed
Wolverine Trading
121
Wolverine Trading
Illinois
– -$142K -45,327 Closed
JGC
122
J. Goldman & Co
New York
– -$91K -30,131 Closed
American Century Companies
123
American Century Companies
Missouri
– -$68.6K -22,703 Closed
TC
124
TwinBeech Capital
New York
– -$64.7K -21,434 Closed
CM
125
Capula Management
Cayman Islands
– -$63.8K -21,126 Closed
2 3 4
5
6