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ATRC Institutional Ownership & 13F Holders | SmartMoneyDB

ATRCATRICURE INC

COM · CUSIP 04963C209

Smart Money Ownership

Of the 12 tracked institutions holding ATRC, 6 have a 3-year clone track record — 5 of them beat the S&P. Average holder's clone alpha: +4.2pt. It's a gauge of who owns the name, not just how many.

PRICE T ROWE ASSOCIATES INC /MD/

$1.7M

+2.7pt

ATRC (ATRICURE INC) Institutional Ownership Summary

Among the 12 tracked institutional investors we monitor, ATRC (ATRICURE INC) is held with a combined value of $481.30M across 14,974,084 shares. The largest holder is VANGUARD GROUP INC with a position worth $193.99M. Bridgewater Associates, LP opened a new position in the most recent quarter. 7 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$481.30M

Total Shares Held

14,974,084

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

VANGUARD GROUP INC+1% shares~$2.5M AQR CAPITAL MANAGEMENT LLC+87% shares~$2.5M STATE STREET CORP+5% shares~$1.7M FMR LLC+18% shares~$1.5M ADAGE CAPITAL PARTNERS GP, L.L.C.+36% shares~$1.1M

13F Institutional Holders

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WELLINGTON MANAGEMENT GROUP LLP

RENAISSANCE TECHNOLOGIES LLC

0.01% of book-4.1%

$8.81M

AQR CAPITAL MANAGEMENT LLC

0.00% of book+86.5%

$5.32M

MILLENNIUM MANAGEMENT LLC

0.00% of book+9.8%

$5.13M

ADAGE CAPITAL PARTNERS GP, L.L.C.

#	Fund	Value↓	Shares	Portfolio %	Change
1	VANGUARD GROUP INC	$193.99M	4,903,755	0.00%	+1.3%
2	BlackRock, Inc.	$115.34M	4,042,681	0.00%	-0.6%
3	WELLINGTON MANAGEMENT GROUP LLP	$96.50M	3,382,555	0.02%	-13.7%
4	STATE STREET CORP	$37.15M	1,302,162	0.00%	+4.8%
5	FMR LLC	$9.61M	336,814	0.00%	+17.9%
6	RENAISSANCE TECHNOLOGIES LLC	$8.81M	308,700	0.01%	-4.1%
7	AQR CAPITAL MANAGEMENT LLC	$5.32M	186,382	0.00%	+86.5%
8	MILLENNIUM MANAGEMENT LLC	$5.13M	179,886	0.00%	+9.8%
9	ADAGE CAPITAL PARTNERS GP, L.L.C.	$4.28M	150,000	0.01%	+36.1%
10	CITADEL ADVISORS LLC	$2.49M	87,347	0.00%	-64.0%

Congress Trading

2 members · 4 disclosed trades in ATRC

Member	Type	Amount	Date
Gilbert Cisneros	Buy	$1,001 - $15,000	Mar 3, 2026
Gilbert Cisneros	Buy	$1,001 - $15,000	May 6, 2025
Josh Gottheimer	Buy	$1,001 - $15,000	Jul 19, 2024
Josh Gottheimer	Sell	$1,001 - $15,000

Frequently Asked Questions

Which institutional investors own the most ATRC stock?

As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of ATRC with a position worth $193.99M, representing 0.00% of their portfolio. In total, 12 institutional investors hold ATRC with a combined value of $481.30M.

Are hedge funds buying or selling ATRC?

In the most recent quarter, 1 fund opened a new position in ATRC. Additionally, 7 increased their holdings and 4 reduced their positions.

What percentage of ATRC is owned by institutional investors?

Institutional investors hold $481.30M worth of ATRC stock across 12 positions. The largest institutional holder is VANGUARD GROUP INC with $193.99M in holdings.

What is a 13F filing and why does it matter for ATRC?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For ATRC, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track ATRC institutional moves

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