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

Top Sellers

1
Point72 Asset Management
Point72 Asset Management
Connecticut
$5.01M
2
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$1.29M
3
ABG
Ally Bridge Group
New York
$1.46M
4
Goldman Sachs
Goldman Sachs
New York
$184K
5
Marshall Wace
Marshall Wace
United Kingdom
$2.59M
Name Holding Trade Value Shares
Change 		Shares
Change %
PFSRSONJ
76
Police & Firemen's Retirement System of New Jersey
New Jersey
$101K +$101K +19,856 New
BNP Paribas Financial Markets
77
BNP Paribas Financial Markets
France
$99.1K +$99.1K +19,550 New
ProShare Advisors
78
ProShare Advisors
Maryland
$90.4K +$90.4K +17,837 New
UBV
79
United Bank (Virginia)
Virginia
$85.3K +$15.2K +3,000 +22%
NSAM
80
North Star Asset Management
Wisconsin
$85.2K +$85.2K +16,800 New
D.E. Shaw & Co
81
D.E. Shaw & Co
New York
$77.5K +$77.5K +15,286 New
Creative Planning
82
Creative Planning
Kansas
$73.6K +$73.6K +14,509 New
PCM
83
Prelude Capital Management
New York
$73.4K -$34.7K -6,837 -32%
OAM
84
Oxford Asset Management
United Kingdom
$69.6K +$69.6K +13,734 New
Prudential Financial
85
Prudential Financial
New Jersey
$62.8K +$62.8K +12,390 New
GIA
86
Gladstone Institutional Advisory
Florida
$54.8K +$54.8K +10,800 New
CWM
87
CIBC World Markets
New York
$54.3K +$54.3K +10,718 New
CFM
88
Catalyst Funds Management
Australia
$54.2K -$36.8K -7,253 -40%
TRCT
89
Tower Research Capital (TRC)
New York
$52.4K -$87.2K -17,203 -62%
Victory Capital Management
90
Victory Capital Management
Texas
$52K +$52K +10,262 New
Legal & General Group
91
Legal & General Group
United Kingdom
$48.5K +$48.5K +9,570 New
Simplex Trading
92
Simplex Trading
Illinois
$46K -$438K -87,649 -90%
AIP
93
Ameritas Investment Partners
Nebraska
$45K +$45K +8,881 New
California State Teachers Retirement System (CalSTRS)
94
California State Teachers Retirement System (CalSTRS)
California
$27.5K +$27.5K +5,428 New
AB
95
Amalgamated Bank
New York
$15K +$15K +2,971 New
CIAM
96
Caitong International Asset Management
Hong Kong
$9.73K +$2.66K +524 +38%
TPWA
97
Twin Peaks Wealth Advisors
California
$9.49K +$9.49K +1,815 New
Nisa Investment Advisors
98
Nisa Investment Advisors
Missouri
$6.1K +$6.1K +1,203 New
PG
99
Proffitt & Goodson
Tennessee
$4.46K +$4.46K +880 New
S
100
Sachetta
Massachusetts
$4.21K – – –
2 3
4
5 6