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ATYR

aTyr Pharma

29 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, 4 increasing their positions, 3 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

33% more repeat investments, than reductions

Existing positions increased: 4 | Existing positions reduced: 3

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

0.19% less ownership

Funds ownership: 2.71%2.52% (-0.19%)

6% less funds holding

Funds holding: 3129 (-2)

33% less first-time investments, than exits

New positions opened: 4 | Existing positions closed: 6

43% less capital invested

Capital invested by funds: $9.22M → $5.25M (-$3.97M)

Holders
29
Holders Change
-2
Holders Change %
-6.45%
% of All Funds
0.65%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
4
Increased
4
Reduced
3
Closed
6
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BCM
26
Bridgeway Capital Management
Texas
-$83K -7,336 Closed
ARTA
27
A.R.T. Advisors
New York
-$35K -3,094 Closed
Millennium Management
28
Millennium Management
New York
-$26K -2,302 Closed
Jane Street
29
Jane Street
New York
-$15K -1,338 Closed
TSS
30
Two Sigma Securities
New York
-$8K -733 Closed
TRCT
31
Tower Research Capital (TRC)
New York
+$59 +7 New
Simplex Trading
32
Simplex Trading
Illinois
+$176 +21 New

ATYR Hedge Fund Activity: Q4 2018 in Review

29 of the 4,488 institutional investors tracked by Wall St. Rank reported a position in aTyr Pharma (ATYR) for Q4 2018, worth a combined $5.25M — down 43% from $9.22M a quarter earlier.

Sellers outnumbered buyers: 6 funds closed out of ATYR and 4 opened new positions — a net loss of 2 holders — while 3 trimmed existing stakes and 4 added.

The largest buyer was Renaissance Technologies, adding an estimated $156K. The largest seller was Artal Group, exiting entirely with an estimated $406K sold.

  • 29 institutional investors held aTyr Pharma (ATYR) as of Q4 2018, down from 31 in Q3 2018.
  • Funds reported $5.25M of aTyr Pharma stock for Q4 2018, down 43% quarter-over-quarter.
  • 4 funds opened new aTyr Pharma positions in Q4 2018 and 6 closed out, a net change of -2 holders.
  • The largest aTyr Pharma buyer in Q4 2018 was Renaissance Technologies, an estimated $156K added.
  • The largest aTyr Pharma seller in Q4 2018 was Artal Group, an estimated $406K sold.

Based on aggregated 13F filings for Q4 2018.