ATRICURE INC

Ticker: ATRC CUSIP: 04963C209 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q2 2016

Shares 45,300 Value ($000) $640 Avg Close $15.24 Range $13.44 - $18.03

Q1 2016

Shares 18,400 Value ($000) $309 Avg Close $17.59 Range $14.85 - $22.42

Q4 2015

Shares 18,400 Value ($000) $412 Avg Close $20.61 Range $17.46 - $23.24

Q3 2015

Shares 18,400 Value ($000) $402 Avg Close $24.99 Range $19.14 - $28.15

Q1 2014

Shares 38,600 Value ($000) $725 Avg Close $20.49 Range $17.57 - $23.00

Q4 2013

Shares 22,900 Value ($000) $427 Avg Close $14.54 Range $11.00 - $19.11

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	45,300	$640	$15.24	$13.44 - $18.03
Q1 2016	18,400	$309	$17.59	$14.85 - $22.42
Q4 2015	18,400	$412	$20.61	$17.46 - $23.24
Q3 2015	18,400	$402	$24.99	$19.14 - $28.15
Q1 2014	38,600	$725	$20.49	$17.57 - $23.00
Q4 2013	22,900	$427	$14.54	$11.00 - $19.11