We are live on ! Find out more
ATYR

aTyr Pharma

50 hedge funds and large institutions have $143M invested in aTyr Pharma in 2015 Q4 according to their latest regulatory filings, with 6 funds opening new positions, 20 increasing their positions, 12 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

67% more repeat investments, than reductions

Existing positions increased: 20 | Existing positions reduced: 12

0% more funds holding

Funds holding: 5050 (0)

0% more first-time investments, than exits

New positions opened: 6 | Existing positions closed: 6

6% less capital invested

Capital invested by funds: $152M → $143M (-$9.08M)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

Holders
50
Holders Change
Holders Change %
0%
% of All Funds
1.31%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
6
Increased
20
Reduced
12
Closed
6
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$34.9M +$13.9K +98 +0%
BBA
2
Baker Bros. Advisors
New York
$23M
PVMCV
3
Polaris Venture Management Co V
Massachusetts
$18M
RIM
4
RS Investment Management
California
$11.9M +$1.26M +8,857 +11%
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$11.5M -$153K -1,078 -1%
EC
6
EcoR1 Capital
California
$7.77M -$508K -3,571 -6%
TAM
7
Tiverton Asset Management
Delaware
$4.57M -$73.6K -517 -2%
BFA
8
BlackRock Fund Advisors
California
$4.36M +$2.86M +20,108 +173%
RCM
9
Riverhead Capital Management
Delaware
$4.08M
RSCM
10
Rock Springs Capital Management
Maryland
$4.08M +$266K +1,872 +7%
JP Morgan Chase
11
JP Morgan Chase
New York
$3.69M +$118K +827 +3%
Alyeska Investment Group
12
Alyeska Investment Group
Illinois
$3.04M +$1.27M +8,920 +68%
MF
13
Magnetar Financial
Illinois
$1.83M -$1.71M -12,026 -47%
Vanguard Group
14
Vanguard Group
Pennsylvania
$1.7M +$206K +1,450 +13%
Federated Hermes
15
Federated Hermes
Pennsylvania
$1.59M
Lord, Abbett & Co
16
Lord, Abbett & Co
New Jersey
$1.07M -$694K -4,878 -39%
BIT
17
BlackRock Institutional Trust
California
$820K +$16.9K +119 +2%
Northern Trust
18
Northern Trust
Illinois
$607K -$1.42K -10 -0.2%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$462K +$31.9K +224 +7%
State Street
20
State Street
Massachusetts
$444K -$996 -7 -0.2%
SFM
21
Sphera Funds Management
Israel
$358K -$1.75M -12,327 -83%
TD Asset Management
22
TD Asset Management
Ontario, Canada
$252K +$260K +1,830 New
UBS Group
23
UBS Group
Switzerland
$216K +$62.3K +438 +39%
BIM
24
BlackRock Investment Management
Delaware
$209K +$711 +5 +0.3%
Bank of New York Mellon
25
Bank of New York Mellon
New York
$205K

ATYR Hedge Fund Activity: Q4 2015 in Review

50 of the 3,812 institutional investors tracked by Wall St. Rank reported a position in aTyr Pharma (ATYR) for Q4 2015, worth a combined $143M — down 6% from $152M a quarter earlier.

Fund positioning in ATYR was balanced in Q4 2015: 6 funds opened new positions, 6 closed out, 20 added to existing stakes and 12 trimmed.

The largest buyer was BlackRock Fund Advisors, adding an estimated $2.86M. The largest seller was Deerfield Management, exiting entirely with an estimated $4.74M sold.

  • 50 institutional investors held aTyr Pharma (ATYR) as of Q4 2015, unchanged from Q3 2015.
  • Funds reported $143M of aTyr Pharma stock for Q4 2015, down 6% quarter-over-quarter.
  • 6 funds opened new aTyr Pharma positions in Q4 2015 and 6 closed out, a net change of 0 holders.
  • The largest aTyr Pharma buyer in Q4 2015 was BlackRock Fund Advisors, an estimated $2.86M added.
  • The largest aTyr Pharma seller in Q4 2015 was Deerfield Management, an estimated $4.74M sold.

Based on aggregated 13F filings for Q4 2015.