- Type / Class
- Equity / Common Stock
- Shares outstanding
- 49,704,831
- Total 13F shares
- 26,265,089
- Share change
- +1,349,829
- Total reported value
- $538,117,096
- Put/Call ratio
- 17%
- Price per share
- $20.49
- Number of holders
- 109
- Value change
- +$27,766,697
- Number of buys
- 59
- Number of sells
- 37
Quarterly Holders Quick Answers
What is CUSIP 04963C209?
CUSIP 04963C209 identifies ATRC - AtriCure, Inc. - Common Stock in SEC institutional holdings data.
Need full ownership history?
Open the full security ownership history page.
Next holder-history checks
These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.
- Back to full security ownership history for the broader multi-quarter picture.
- Latest 13F filings for newly reported positions across managers.
- Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
- SEC investors directory for manager drilldown.
Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 04963C209:
Top shareholders of ATRC - AtriCure, Inc. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
4.4%
|
2,176,019
|
$43,433,000 | — | 31 Dec 2014 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
3.7%
|
1,821,091
|
$36,350,000 | — | 31 Dec 2014 | |
| FMR LLC |
13F
|
Company |
2.3%
|
1,129,000
|
$22,535,000 | — | 31 Dec 2014 | |
| RS INVESTMENT MANAGEMENT CO LLC |
13F
|
Company |
2.1%
|
1,054,238
|
$21,043,000 | — | 31 Dec 2014 | |
| Cortina Asset Management, LLC |
13F
|
Company |
1.9%
|
950,692
|
$18,976,000 | — | 31 Dec 2014 | |
| NORTHPOINTE CAPITAL LLC |
13F
|
Company |
1.9%
|
938,216
|
$18,727,000 | — | 31 Dec 2014 | |
| THB ASSET MANAGEMENT |
13F
|
Company |
1.8%
|
885,940
|
$17,683,000 | — | 31 Dec 2014 | |
| Broadfin Capital, LLC |
13F
|
Company |
1.7%
|
825,902
|
$16,485,000 | — | 31 Dec 2014 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
1.7%
|
821,114
|
$16,389,000 | — | 31 Dec 2014 | |
| BlackRock Fund Advisors |
13F
|
Company |
1.5%
|
762,348
|
$15,216,000 | — | 31 Dec 2014 | |
| VANGUARD GROUP INC |
13F
|
Company |
1.5%
|
740,698
|
$14,785,000 | — | 31 Dec 2014 | |
| Tamarack Capital Management, LLC |
13F
|
Company |
1.4%
|
685,000
|
$13,673,000 | — | 31 Dec 2014 | |
| DAFNA Capital Management LLC |
13F
|
Company |
1.3%
|
661,331
|
$13,200,000 | — | 31 Dec 2014 | |
| First Light Asset Management, LLC |
13F
|
Company |
1.3%
|
636,170
|
$12,698,000 | — | 31 Dec 2014 | |
| WASATCH ADVISORS LP |
13F
|
Company |
1.2%
|
615,898
|
$12,293,000 | — | 31 Dec 2014 | |
| PALISADE CAPITAL MANAGEMENT, LP |
13F
|
Company |
1.1%
|
555,668
|
$11,091,000 | — | 31 Dec 2014 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13F
|
Company |
1%
|
504,592
|
$10,071,656 | — | 31 Dec 2014 | |
| BLACKROCK ADVISORS LLC |
13F
|
Company |
0.89%
|
441,572
|
$8,813,000 | — | 31 Dec 2014 | |
| WELLS FARGO & COMPANY/MN |
13F
|
Company |
0.82%
|
407,064
|
$8,125,000 | — | 31 Dec 2014 | |
| NEXT CENTURY GROWTH INVESTORS LLC |
13F
|
Company |
0.79%
|
391,365
|
$7,811,000 | — | 31 Dec 2014 | |
| PUTNAM INVESTMENTS LLC |
13F
|
Company |
0.76%
|
380,211
|
$7,589,000 | — | 31 Dec 2014 | |
| STATE STREET CORP |
13F
|
Company |
0.76%
|
376,296
|
$7,513,000 | — | 31 Dec 2014 | |
| Granahan Investment Management, LLC |
13F
|
Company |
0.74%
|
367,336
|
$7,332,000 | — | 31 Dec 2014 | |
| DEUTSCHE BANK AG\ |
13F
|
Company |
0.63%
|
315,520
|
$6,295,000 | — | 31 Dec 2014 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.63%
|
311,816
|
$6,223,000 | — | 31 Dec 2014 | |
| EMERALD ADVISERS, LLC |
13F
|
Company |
0.6%
|
297,826
|
$5,945,000 | — | 31 Dec 2014 | |
| BlackRock Institutional Trust Company, N.A. |
13F
|
Company |
0.58%
|
289,230
|
$5,773,000 | — | 31 Dec 2014 | |
| EMERALD MUTUAL FUND ADVISERS TRUST |
13F
|
Company |
0.51%
|
251,359
|
$5,017,000 | — | 31 Dec 2014 | |
| Allianz Asset Management GmbH |
13F
|
Company |
0.5%
|
248,362
|
$4,957,000 | — | 31 Dec 2014 | |
| LORD, ABBETT & CO. LLC |
13F
|
Company |
0.49%
|
241,906
|
$4,828,000 | — | 31 Dec 2014 | |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.47%
|
232,994
|
$4,651,000 | — | 31 Dec 2014 | |
| Telegraph Hill Partners Management Company, LLC |
13F
|
Company |
0.44%
|
216,507
|
$4,321,000 | — | 31 Dec 2014 | |
| KOPP INVESTMENT ADVISORS LLC |
13F
|
Company |
0.4%
|
200,390
|
$4,000,000 | — | 31 Dec 2014 | |
| BlackRock Group LTD |
13F
|
Company |
0.37%
|
182,040
|
$3,634,000 | — | 31 Dec 2014 | |
| CATAPULT CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.35%
|
175,000
|
$3,493,000 | — | 31 Dec 2014 | |
| Rothschild Capital Partners, LLC |
13F
|
Company |
0.35%
|
174,621
|
$3,485,000 | — | 31 Dec 2014 | |
| WADDELL & REED FINANCIAL INC |
13F
|
Company |
0.34%
|
169,700
|
$3,387,000 | — | 31 Dec 2014 | |
| Manatuck Hill Partners, LLC |
13F
|
Company |
0.33%
|
164,100
|
$3,275,000 | — | 31 Dec 2014 | |
| COLUMBUS CIRCLE INVESTORS |
13F
|
Company |
0.31%
|
152,630
|
$3,046,000 | — | 31 Dec 2014 | |
| EVENTIDE ASSET MANAGEMENT, LLC |
13F
|
Company |
0.31%
|
152,300
|
$3,040,000 | — | 31 Dec 2014 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.29%
|
145,494
|
$2,904,000 | — | 31 Dec 2014 | |
| BlackRock Finance, Inc. |
13F
|
Company |
0.28%
|
137,186
|
$2,738,000 | — | 31 Dec 2014 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.27%
|
134,285
|
$2,680,000 | — | 31 Dec 2014 | |
| WALL STREET ASSOCIATES |
13F
|
Company |
0.26%
|
131,347
|
$2,622,000 | — | 31 Dec 2014 | |
| FEDERATED HERMES, INC. |
13F
|
Company |
0.26%
|
128,200
|
$2,559,000 | — | 31 Dec 2014 | |
| KENNEDY CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.25%
|
125,144
|
$2,498,000 | — | 31 Dec 2014 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.23%
|
113,583
|
$2,267,000 | — | 31 Dec 2014 | |
| UNITED SERVICES AUTOMOBILE ASSOCIATION |
13F
|
Company |
0.23%
|
113,090
|
$2,257,000 | — | 31 Dec 2014 | |
| PARADIGM CAPITAL MANAGEMENT INC/NY |
13F
|
Company |
0.23%
|
112,300
|
$2,242,000 | — | 31 Dec 2014 | |
| Skylands Capital, LLC |
13F
|
Company |
0.22%
|
107,500
|
$2,142,000 | — | 31 Dec 2014 |
Institutional Holders of AtriCure, Inc. - Common Stock (ATRC) as of Q1 2015
As of 31 Mar 2015,
AtriCure, Inc. - Common Stock (ATRC) was held by
109 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
26,265,089 shares.
The largest 10 holders included
WELLINGTON MANAGEMENT GROUP LLP, FMR LLC, ADAGE CAPITAL PARTNERS GP LLC, RS INVESTMENT MANAGEMENT CO LLC, NORTHPOINTE CAPITAL LLC, Cortina Asset Management, LLC, MILLENNIUM MANAGEMENT LLC, VANGUARD GROUP INC, Tamarack Capital Management, LLC, and BlackRock Fund Advisors.
This page lists
109
institutional shareholders reporting positions in this security
for the Q1 2015 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q1 2015 vs Q4 2014 Across Filers
Q4 2014 holders
104
Q1 2015 holders
109
Holder diff
5
| Investor | Q4 2014 Shares | Q1 2015 Shares | Share Diff | Share Chg % | Q4 2014 Value $ | Q1 2015 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.