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AtriCure
ATRC

118 hedge funds and large institutions have $599M invested in AtriCure in 2015 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 41 increasing their positions, 52 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 4 → 6 (+2)

2% more capital invested

Capital invested by funds: $590M → $599M (+$9.36M)

2% less funds holding

Funds holding: 121 → 118 (-3)

18% less first-time investments, than exits

New positions opened: 9 | Existing positions closed: 11

21% less repeat investments, than reductions

Existing positions increased: 41 | Existing positions reduced: 52

Holders
118
Holders Change
-3
Holders Change %
-2.48%
% of All Funds
3.1%
Holding in Top 10
6
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+50%
% of All Funds
0.16%
New
9
Increased
41
Reduced
52
Closed
11
Calls
$3K
Puts
–
Net Calls
+$3K
Net Calls Change
-$107K

Top Buyers

Rank Fund Capital Flow
1
Wellington Management Group
Wellington Management Group
Massachusetts
+$16.6M
2
RIM
RS Investment Management
California
+$9.61M
3
BC
Broadfin Capital
New York
+$8.24M
4
William Blair Investment Management
William Blair Investment Management
Illinois
+$7.84M
5
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$7.08M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$13.3M
2
DCM
Driehaus Capital Management
Illinois
-$9.15M
3
GIM
Granahan Investment Management
Massachusetts
-$6.44M
4
CCI
Columbus Circle Investors
-$5.88M
5
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$4.52M
Name Holding Trade Value Shares
Change 		Change in
Stake
Invesco
51
Invesco
Georgia
$1.52M +$1.38K +67 +0.1%
MAG
52
Millrace Asset Group
Pennsylvania
$1.38M +$150K +7,300 +13%
PI
53
Putnam Investments
Massachusetts
$1.37M -$16.4K -797 -1%
TA
54
Teachers Advisors
New York
$1.37M +$288K +13,975 +30%
VIA
55
Vident Investment Advisory
Georgia
$1.36M -$368K -17,851 -23%
William Blair & Company
56
William Blair & Company
Illinois
$1.23M +$1.13M +54,725 New
California State Teachers Retirement System (CalSTRS)
57
California State Teachers Retirement System (CalSTRS)
California
$1.18M +$20.3K +986 +2%
WSA
58
Wall Street Associates
California
$1.16M -$57.7K -2,800 -5%
Victory Capital Management
59
Victory Capital Management
Texas
$1.16M +$141K +6,845 +15%
PVI
60
Pura Vida Investments
New York
$1.09M +$998K +48,450 New
California Public Employees Retirement System
61
California Public Employees Retirement System
California
$954K -$404K -19,600 -32%
Charles Schwab
62
Charles Schwab
California
$932K – – –
PAM
63
Paradigm Asset Management
New York
$930K -$1.55M -75,050 -64%
Bank of America
64
Bank of America
North Carolina
$869K -$127K -6,167 -14%
Swiss National Bank
65
Swiss National Bank
Switzerland
$781K – – –
AllianceBernstein
66
AllianceBernstein
Tennessee
$758K -$53.9K -2,617 -7%
WMSA
67
Weiss Multi-Strategy Advisers
New York
$741K – – –
FA
68
Friess Associates
Delaware
$721K +$250K +12,150 +61%
D.E. Shaw & Co
69
D.E. Shaw & Co
New York
$696K -$520K -25,211 -45%
RJA
70
Raymond James & Associates
Florida
$673K -$189K -9,193 -23%
RhumbLine Advisers
71
RhumbLine Advisers
Massachusetts
$671K +$34.8K +1,690 +6%
RFC
72
Russell Frank Company
Washington
$668K -$1.03M -50,018 -63%
Two Sigma Investments
73
Two Sigma Investments
New York
$616K +$371K +17,993 +191%
UBS Group
74
UBS Group
Switzerland
$615K +$14.2K +689 +3%
KeyBank National Association
75
KeyBank National Association
Ohio
$602K -$112K -5,447 -17%
1 2
3
4 5

ATRC Hedge Fund Activity: Q4 2015 in Review

118 of the 3,812 institutional investors tracked by Wall St. Rank reported a position in AtriCure (ATRC) for Q4 2015, worth a combined $599M — up 1.6% from $590M a quarter earlier.

Sellers outnumbered buyers: 11 funds closed out of ATRC and 9 opened new positions — a net loss of 2 holders — while 52 trimmed existing stakes and 41 added.

The largest buyer was Wellington Management Group, adding an estimated $16.6M. The largest seller was Millennium Management, cutting an estimated $13.3M.

  • 118 institutional investors held AtriCure (ATRC) as of Q4 2015, down from 121 in Q3 2015.
  • Funds reported $599M of AtriCure stock for Q4 2015, up 1.6% quarter-over-quarter.
  • 9 funds opened new AtriCure positions in Q4 2015 and 11 closed out, a net change of -2 holders.
  • The largest AtriCure buyer in Q4 2015 was Wellington Management Group, an estimated $16.6M added.
  • The largest AtriCure seller in Q4 2015 was Millennium Management, an estimated $13.3M sold.

Based on aggregated 13F filings for Q4 2015.