ATRICURE INC

Ticker: ATRC CUSIP: 04963C209 Class: Common Stock

Walleye Trading LLC's Holding History (CIK: 0001388391)

Note: Option positions (PUT/CALL) are excluded.

Q3 2021

Shares 3,246 Value ($000) $226 Avg Close $76.95 Range $69.01 - $85.50

Q4 2020

Shares 2,757 Value ($000) $153 Avg Close $43.24 Range $34.04 - $58.03

Q3 2020

Shares 5,745 Value ($000) $229 Avg Close $42.41 Range $34.12 - $48.16

Q3 2018

Shares 1,392 Value ($000) $49 Avg Close $31.66 Range $26.90 - $36.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	3,246	$226	$76.95	$69.01 - $85.50
Q4 2020	2,757	$153	$43.24	$34.04 - $58.03
Q3 2020	5,745	$229	$42.41	$34.12 - $48.16
Q3 2018	1,392	$49	$31.66	$26.90 - $36.14