IROBOT CORP

Ticker: IRBTQ CUSIP: 462726100 Class: COM

MERCER GLOBAL ADVISORS INC /ADV's Holding History (CIK: 0000853758)

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

Q3 2021

Shares 2,999 Value ($000) $235 Avg Close $85.20 Range $78.17 - $94.48

Q2 2021

Shares 3,100 Value ($000) $290 Avg Close $102.54 Range $89.05 - $125.35

Q1 2021

Shares 3,197 Value ($000) $391 Avg Close $113.68 Range $78.54 - $197.40

Q4 2020

Shares 3,201 Value ($000) $257 Avg Close $81.40 Range $71.10 - $98.55

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	2,999	$235	$85.20	$78.17 - $94.48
Q2 2021	3,100	$290	$102.54	$89.05 - $125.35
Q1 2021	3,197	$391	$113.68	$78.54 - $197.40
Q4 2020	3,201	$257	$81.40	$71.10 - $98.55