ATRICURE INC

Ticker: ATRC CUSIP: 04963C209 Class: Common Stock

ORBIMED ADVISORS LLC's Holding History (CIK: 0001055951)

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

Q4 2020

Shares 1,228,189 Value ($000) $68,373 Avg Close $43.24 Range $34.04 - $58.03

Q3 2020

Shares 1,228,189 Value ($000) $49,005 Avg Close $42.41 Range $34.12 - $48.16

Q2 2020

Shares 1,228,189 Value ($000) $55,207 Avg Close $43.54 Range $30.66 - $51.76

Q1 2020

Shares 928,189 Value ($000) $31,178 Avg Close $35.95 Range $23.17 - $44.51

Q4 2019

Shares 168,621 Value ($000) $5,482 Avg Close $28.46 Range $23.45 - $32.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	1,228,189	$68,373	$43.24	$34.04 - $58.03
Q3 2020	1,228,189	$49,005	$42.41	$34.12 - $48.16
Q2 2020	1,228,189	$55,207	$43.54	$30.66 - $51.76
Q1 2020	928,189	$31,178	$35.95	$23.17 - $44.51
Q4 2019	168,621	$5,482	$28.46	$23.45 - $32.80