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AtriCure

191 hedge funds and large institutions have $2.92B invested in AtriCure in 2021 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 52 increasing their positions, 75 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

980% more call options, than puts

Call options by funds: $5.03M | Put options by funds: $466K

19% more capital invested

Capital invested by funds: $2.45B → $2.92B (+$470M)

0.1% more ownership

Funds ownership: 97.75%97.85% (+0.1%)

4% less funds holding

Funds holding: 198191 (-7)

13% less first-time investments, than exits

New positions opened: 33 | Existing positions closed: 38

20% less funds holding in top 10

Funds holding in top 10: 54 (-1)

31% less repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 75

Holders
191
Holders Change
-7
Holders Change %
-3.54%
% of All Funds
3.35%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.07%
New
33
Increased
52
Reduced
75
Closed
38
Calls
$5.03M
Puts
$466K
Net Calls
+$4.57M
Net Calls Change
+$4.33M
Name Holding Trade Value Shares
Change
Change in
Stake
MS
201
Maven Securities
Jersey
-$1.39M -25,000 Closed
Renaissance Technologies
202
Renaissance Technologies
New York
-$1.16M -20,900 Closed
LCM
203
Landscape Capital Management
New Jersey
-$1.1M -19,797 Closed
BC
204
Brookfield Corp
Ontario, Canada
-$943K -16,933 Closed
ACM
205
AlphaCrest Capital Management
New York
-$829K -14,900 Closed
CSS
206
Cubist Systematic Strategies
Connecticut
-$730K -13,105 Closed
ECM
207
EMC Capital Management
Texas
-$686K -12,323 Closed
SM
208
Sciencast Management
New Jersey
-$445K -7,874 Closed
IA
209
IndexIQ Advisors
New York
-$347K -6,235 Closed
HF
210
HRT Financial
New York
-$310K -5,571 Closed
EGM
211
Engineers Gate Manager
New York
-$274K -4,919 Closed
Voloridge Investment Management
212
Voloridge Investment Management
Florida
-$234K -4,199 Closed
TC
213
TwinBeech Capital
New York
-$233K -4,189 Closed
HSBC Holdings
214
HSBC Holdings
United Kingdom
-$231K -4,145 Closed
JF
215
Jump Financial
Illinois
-$206K -3,700 Closed
Walleye Trading
216
Walleye Trading
New York
-$153K -2,757 Closed
Simplex Trading
217
Simplex Trading
Illinois
-$41.8K -679 Closed
ICP
218
Interchange Capital Partners
Pennsylvania
-$17K -312 Closed
VAIA
219
Virtus Alternative Investment Advisers
Connecticut
-$8K -144 Closed
FP
220
Financial Perspectives
Minnesota
-$6.7K -120 Closed
CAAS
221
Capital Asset Advisory Services
Michigan
-$6K -103 Closed
ABC
222
Associated Banc-Corp
Wisconsin
-$2K -35 Closed
Kayne Anderson Rudnick Investment Management
223
Kayne Anderson Rudnick Investment Management
California
-$1K -10 Closed
LSA
224
Leonteq Securities AG
Switzerland
-$557 -10 Closed
HI
225
Harbour Investments
Wisconsin
+$246 +4 New

ATRC Hedge Fund Activity: Q1 2021 in Review

191 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in AtriCure (ATRC) for Q1 2021, worth a combined $2.92B — up 19% from $2.45B a quarter earlier.

Sellers outnumbered buyers: 38 funds closed out of ATRC and 33 opened new positions — a net loss of 5 holders — while 75 trimmed existing stakes and 52 added.

The largest buyer was AllianceBernstein, adding an estimated $147M. The largest seller was OrbiMed, exiting entirely with an estimated $68.4M sold.

  • 191 institutional investors held AtriCure (ATRC) as of Q1 2021, down from 198 in Q4 2020.
  • Funds reported $2.92B of AtriCure stock for Q1 2021, up 19% quarter-over-quarter.
  • 33 funds opened new AtriCure positions in Q1 2021 and 38 closed out, a net change of -5 holders.
  • The largest AtriCure buyer in Q1 2021 was AllianceBernstein, an estimated $147M added.
  • The largest AtriCure seller in Q1 2021 was OrbiMed, an estimated $68.4M sold.

Based on aggregated 13F filings for Q1 2021.