AtriCure, Inc. - Common Shares (ATRC)

Historical Holders from Q1 2014 to Q3 2025

Symbol
ATRC on Nasdaq
CUSIP
04963C209
Type / Class
Equity / Common Shares
Shares outstanding
49.8M
All holders as of September 30, 2025
Q3 2025
Total 13F shares, excl. options
48.1M
Holdings value
$1.7B
% of all portfolios
0.002%
Grand Portfolio weight change
0%
Number of holders
217
Number of buys
100
Number of sells
-92
Average Value change %
+0%
Average buys %
+0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AtriCure, Inc. - Common Shares (ATRC)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WELLINGTON MANAGEMENT GROUP LLP 8% $125M 3.97M Wellington Management Group LLP Jun 30, 2025
BlackRock, Inc. 7.8% $136M 3.86M BlackRock, Inc. Sep 30, 2025
Hood River Capital Management LLC 6% $97.7M 2.92M Hood River Capital Management LLC Dec 31, 2024
MACQUARIE GROUP LTD 4.6% -9.2% $80.7M -$7.54M 2.29M -8.54% Macquarie Group Limited Sep 30, 2025
Champlain Investment Partners, LLC 4.4% -21.7% $71.4M -$21.8M 2.14M -23.4% Champlain Investment Partners, LLC Mar 31, 2025

Institutional Holders of AtriCure, Inc. - Common Shares (ATRC)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 48.1M $1.7B -$26.3M $35.25 217
2025 Q2 48.9M $1.6B -$39.4M $32.77 197
2025 Q1 50.3M $1.62B +$128M $32.26 217
2024 Q4 46.4M $1.42B -$82.9M $30.56 208
2024 Q3 49.1M $1.38B -$14.6M $28.04 196
2024 Q2 50.6M $1.15B +$24.6M $22.77 195
2024 Q1 49.1M $1.49B +$58.6M $30.42 216
2023 Q4 46.2M $1.65B +$52.1M $35.69 227
2023 Q3 44.4M $1.94B +$99.3K $43.80 221
2023 Q2 44.9M $2.22B +$14.2M $49.36 218
2023 Q1 44.7M $1.85B -$6.03M $41.45 218
2022 Q4 44.9M $1.99B +$14.1M $44.38 206
2022 Q3 44.6M $1.74B -$41.2M $39.10 200
2022 Q2 44.5M $1.82B +$5.92M $40.86 196
2022 Q1 44M $2.89B -$4.88M $65.67 206
2021 Q4 44.1M $3.06B +$50.1M $69.53 211
2021 Q3 43.3M $3.01B -$67.9M $69.55 207
2021 Q2 44.3M $3.51B -$20.7M $79.33 206
2021 Q1 44.6M $2.92B +$102M $65.52 185
2020 Q4 44M $2.45B +$92.9M $55.67 192
2020 Q3 42.6M $1.7B +$16.8M $39.90 179
2020 Q2 41.9M $1.89B +$272M $44.95 185
2020 Q1 36M $1.21B +$38.3M $33.59 151
2019 Q4 34.9M $1.13B +$6.26M $32.51 137
2019 Q3 35M $872M +$14M $24.94 137
2019 Q2 34.5M $1.03B +$21.6M $29.84 141
2019 Q1 34.5M $924M -$1.15M $26.79 157
2018 Q4 34.5M $1.05B +$87.4M $30.60 149
2018 Q3 31.5M $1.1B +$24.1M $35.03 127
2018 Q2 30.8M $834M +$6.64M $27.05 106
2018 Q1 30.7M $630M +$10.9M $20.52 108
2017 Q4 30.2M $552M +$5.43M $18.24 109
2017 Q3 29.7M $664M +$28.4M $22.37 115
2017 Q2 28.2M $683M -$25.7M $24.25 108
2017 Q1 29.3M $560M +$61.6M $19.15 99
2016 Q4 28.1M $551M +$39.5M $19.57 100
2016 Q3 26.4M $417M +$29.1M $15.82 99
2016 Q2 25.6M $362M -$7.39M $14.13 100
2016 Q1 25.6M $431M -$26.9M $16.83 112
2015 Q4 26.8M $601M -$14.3M $22.44 116
2015 Q3 27M $592M +$311K $21.91 120
2015 Q2 27M $666M +$19.8M $24.64 112
2015 Q1 26.3M $538M +$27.2M $20.49 110
2014 Q4 24.6M $491M +$24.7M $19.96 103
2014 Q3 23.6M $350M +$5.67M $14.72 110
2014 Q2 23M $422M +$8.27M $18.38 112
2014 Q1 22.2M $418M +$117M $18.81 114