ATYR

aTyr Pharma
ATYR

Overview Fund Activity

30 hedge funds and large institutions have $5.25M invested in aTyr Pharma in 2018 Q4 according to their latest regulatory filings, with 4 funds opening new positions, 5 increasing their positions, 3 reducing their positions, and 6 closing their positions.

Holders
30
Holders Change
-2
Holders Change %
-6.25%
% of All Funds
0.67%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
4
Increased
5
Reduced
3
Closed
6
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Renaissance Technologies
1
Renaissance Technologies
New York
$678K
2
Citadel Advisors
2
Citadel Advisors
Florida
$16K
3
Susquehanna International Group
3
Susquehanna International Group
Pennsylvania
$49K
4
Macquarie Group
4
Macquarie Group
Australia
$9K
5
Two Sigma Investments
5
Two Sigma Investments
New York
$54K

Top Sellers

1
AG
1
Artal Group
Luxembourg
$0
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$163K
3
BCM
3
Bridgeway Capital Management
Texas
$0
4
ARTA
4
A.R.T. Advisors
New York
$0
5
Millennium Management
5
Millennium Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$2.15M 4,328,450 – –
PVMCV
2
Polaris Venture Management Co V
Massachusetts
$906K 1,827,992 – –
Viking Global Investors
3
Viking Global Investors
Connecticut
$686K 1,384,300 – –
Renaissance Technologies
4
Renaissance Technologies
New York
$678K 1,367,959 +260,934 +24%
Vanguard Group
5
Vanguard Group
Pennsylvania
$163K 329,124 -349,117 -51%
BlackRock
6
BlackRock
New York
$93K 186,738 -20,543 -10%
GHCM
7
Glen Harbor Capital Management
California
$76K 153,238 – –
MCIM
8
Meadow Creek Investment Management
Georgia
$63K 126,196 – –
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$60K 121,851 – –
Two Sigma Investments
10
Two Sigma Investments
New York
$54K 108,194 +4,406 +4%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$52K 106,008 – –
EP
12
Elkfork Partners
Oregon
$49K 99,154 – –
Susquehanna International Group
13
Susquehanna International Group
Pennsylvania
$49K 99,158 +26,284 +36%
BFM
14
Boothbay Fund Management
New York
$47K 94,466 – –
RCM
15
Riverhead Capital Management
Delaware
$40K 79,677 – –
TAM
16
Tyers Asset Management
Texas
$36K 72,112 – –
Citadel Advisors
17
Citadel Advisors
Florida
$16K 31,477 +31,477 New
Northern Trust
18
Northern Trust
Illinois
$15K 30,136 – –
Macquarie Group
19
Macquarie Group
Australia
$9K 17,400 +17,400 New
Two Sigma Advisers
20
Two Sigma Advisers
New York
$6K 11,900 +200 +2%
Bank of America
21
Bank of America
North Carolina
$4K 7,687 – –
RE
22
RBC Europe
United Kingdom
$2.97K 6,000 – –
Morgan Stanley
23
Morgan Stanley
New York
$2K 3,882 +5 +0.1%
PAM
24
Panagora Asset Management
Massachusetts
$1K 2,726 -16,277 -86%
AG
25
Artal Group
Luxembourg
– – -500,000 Closed
1
2