What does CUSIP 04963C209 represent in this 13F holders report?

CUSIP 04963C209 is the security identifier for ATRC - AtriCure, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held ATRC - AtriCure, Inc. - Common Stock in Q1 2023?

219 institutional investors reported ATRC - AtriCure, Inc. - Common Stock for Q1 2023. Use the holders table for investor-level position and value details.

AtriCure, Inc. - Common Stock (ATRC)

CUSIP: 04963C209

Q1 2023 13F Holders as of 31 Mar 2023

Type / Class: Equity / Common Stock
Shares outstanding: 49,861,516
Total 13F shares: 44,806,862
Share change: -13,232
Total reported value: $1,857,210,760
Put/Call ratio: 0%
Price per share: $41.45
Number of holders: 219
Value change: -$5,467,106
Number of buys: 130
Number of sells: 77

Quarterly Holders Quick Answers

What is CUSIP 04963C209?
CUSIP 04963C209 identifies ATRC - AtriCure, Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q2 2023
Previous quarter: Q4 2022

Recent filing periods for CUSIP 04963C209:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

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
VANGUARD GROUP INC	13F	Company	8.8%	4,389,815	$194,819,990	—	31 Dec 2022	13F
BlackRock Finance, Inc.	13F	Company	7.5%	3,735,766	$165,793,283	—	31 Dec 2022	13F
ALLIANCEBERNSTEIN L.P.	13F	Company	7.2%	3,565,726	$158,246,920	—	31 Dec 2022	13F
Invesco Ltd.	13F	Company	6.8%	3,367,324	$149,441,839	—	31 Dec 2022	13F
Champlain Investment Partners, LLC	13F	Company	3.9%	1,939,740	$86,085,661	—	31 Dec 2022	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	3.5%	1,755,398	$77,904,563	—	31 Dec 2022	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	3.2%	1,608,895	$71,402,761	—	31 Dec 2022	13F
First Light Asset Management, LLC	13F	Company	2.9%	1,452,514	$64,462,571	—	31 Dec 2022	13F
MACQUARIE GROUP LTD	13F	Company	2.8%	1,375,954	$61,065,000	—	31 Dec 2022	13F
T. Rowe Price Investment Management, Inc.	13F	Company	2.4%	1,198,849	$53,205,000	—	31 Dec 2022	13F
CREDIT SUISSE AG/	13F	Company	2.3%	1,131,746	$50,226,889	—	31 Dec 2022	13F
STATE STREET CORP	13F	Company	2.1%	1,060,101	$47,047,282	—	31 Dec 2022	13F
Nuveen Asset Management, LLC	13F	Company	1.1%	532,745	$46,751,000	—	31 Dec 2022	13F
TimesSquare Capital Management, LLC	13F	Company	1.9%	960,030	$42,606,000	—	31 Dec 2022	13F
LOOMIS SAYLES & CO L P	13F	Company	1.8%	888,136	$39,415,000	—	31 Dec 2022	13F
GW&K Investment Management, LLC	13F	Company	1.7%	866,732	$38,465,000	—	31 Dec 2022	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.7%	866,069	$38,436,000	—	31 Dec 2022	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.7%	841,173	$37,331,000	—	31 Dec 2022	13F
Fiera Capital Corp	13F	Company	1.4%	691,607	$30,693,519	—	31 Dec 2022	13F
Bellevue Group AG	13F	Company	1.3%	644,109	$28,585,557	—	31 Dec 2022	13F
NORTHERN TRUST CORP	13F	Company	1.2%	610,959	$27,114,360	—	31 Dec 2022	13F
BNP Paribas Asset Management Holding S.A.	13F	Company	1.2%	602,781	$26,752,000	—	31 Dec 2022	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	1.2%	602,685	$26,747,000	—	31 Dec 2022	13F
Neuberger Berman Group LLC	13F	Company	1.1%	549,494	$24,388,507	—	31 Dec 2022	13F
EMERALD ADVISERS, LLC	13F	Company	1%	517,117	$22,949,652	—	31 Dec 2022	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	0.87%	434,631	$19,288,000	—	31 Dec 2022	13F
WASATCH ADVISORS LP	13F	Company	0.87%	434,582	$19,286,749	—	31 Dec 2022	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.83%	414,460	$18,393,735	—	31 Dec 2022	13F
EMERALD MUTUAL FUND ADVISERS TRUST	13F	Company	0.81%	405,700	$18,004,966	—	31 Dec 2022	13F
Granite Investment Partners, LLC	13F	Company	0.8%	401,244	$17,807,209	—	31 Dec 2022	13F
NORGES BANK	13F	Company	0.71%	351,988	$15,621,227	—	31 Dec 2022	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.69%	343,781	$15,257,001	—	31 Dec 2022	13F
Bank of New York Mellon Corp	13F	Company	0.6%	296,994	$13,180,583	—	31 Dec 2022	13F
NEW YORK STATE COMMON RETIREMENT FUND	13F	Company	0.49%	243,116	$10,789,488	—	31 Dec 2022	13F
SECTORAL ASSET MANAGEMENT INC	13F	Company	0.45%	226,532	$10,053,490	—	31 Dec 2022	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.45%	225,480	$10,006,794	—	31 Dec 2022	13F
MORGAN STANLEY	13F	Company	0.44%	218,088	$9,678,746	—	31 Dec 2022	13F
SILVERCREST ASSET MANAGEMENT GROUP LLC	13F	Company	0.43%	214,064	$9,500,160	—	31 Dec 2022	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	0.4%	200,000	$8,876,000	—	31 Dec 2022	13F
Amundi	13F	Individual	0.42%	207,485	$8,695,697	—	31 Dec 2022	13F
WCM INVESTMENT MANAGEMENT, LLC	13F	Company	0.38%	189,594	$8,414,182	—	31 Dec 2022	13F
PEREGRINE CAPITAL MANAGEMENT LLC	13F	Company	0.31%	156,863	$6,962,000	—	31 Dec 2022	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	0.3%	150,115	$6,662,104	—	31 Dec 2022	13F
NICHOLAS COMPANY, INC.	13F	Company	0.29%	142,475	$6,323,041	—	31 Dec 2022	13F
CITADEL ADVISORS LLC	13F	Company	0.26%	129,866	$5,763,453	—	31 Dec 2022	13F
THORNBURG INVESTMENT MANAGEMENT INC	13F	Company	0.24%	121,007	$5,370,000	—	31 Dec 2022	13F
D. E. Shaw & Co., Inc.	13F	Company	0.23%	116,063	$5,150,876	—	31 Dec 2022	13F
PUTNAM INVESTMENTS LLC	13F	Company	0.23%	115,036	$5,105,298	—	31 Dec 2022	13F
STATE OF WISCONSIN INVESTMENT BOARD	13F	Company	0.23%	112,898	$5,010,413	—	31 Dec 2022	13F
Man Group plc	13F	Company	0.22%	108,183	$4,801,162	—	31 Dec 2022	13F

Institutional Holders of AtriCure, Inc. - Common Stock (ATRC) as of Q1 2023

As of 31 Mar 2023, AtriCure, Inc. - Common Stock (ATRC) was held by 219 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 44,806,862 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock Inc., ALLIANCEBERNSTEIN L.P., Champlain Investment Partners, LLC, FRED ALGER MANAGEMENT, LLC, WELLINGTON MANAGEMENT GROUP LLP, First Light Asset Management, LLC, Invesco Ltd., MACQUARIE GROUP LTD, and MILLENNIUM MANAGEMENT LLC. This page lists 219 institutional shareholders reporting positions in this security for the Q1 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2023 vs Q4 2022 Across Filers

Q4 2022 holders

207

Q1 2023 holders

219

Holder diff

Investor	Q4 2022 Shares	Q1 2023 Shares	Share Diff	Share Chg %	Q4 2022 Value $	Q1 2023 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.