ATRICURE INC

Ticker: ATRC CUSIP: 04963C209 Class: Common Stock

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q4 2023

Shares 7,136 Value ($000) $255 Avg Close $37.19 Range $32.27 - $43.54

Q3 2023

Shares 5,753 Value ($000) $252 Avg Close $48.78 Range $40.84 - $59.61

Q2 2023

Shares 6,300 Value ($000) $311 Avg Close $46.09 Range $39.03 - $50.85

Q1 2023

Shares 13,645 Value ($000) $566 Avg Close $41.50 Range $35.20 - $47.85

Q1 2020

Shares 397 Value ($000) $13 Avg Close $35.95 Range $23.17 - $44.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	7,136	$255	$37.19	$32.27 - $43.54
Q3 2023	5,753	$252	$48.78	$40.84 - $59.61
Q2 2023	6,300	$311	$46.09	$39.03 - $50.85
Q1 2023	13,645	$566	$41.50	$35.20 - $47.85
Q1 2020	397	$13	$35.95	$23.17 - $44.51