MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

AVIVA PLC's Holding History (CIK: 0001140022)

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

Q1 2021

Shares 4,861 Value ($000) $1,184 Avg Close $268.89 Range $231.88 - $300.91

Q4 2020

Shares 5,355 Value ($000) $1,535 Avg Close $268.73 Range $247.92 - $285.33

Q3 2020

Shares 9,694 Value ($000) $2,470 Avg Close $231.93 Range $202.54 - $252.24

Q2 2020

Shares 10,764 Value ($000) $2,334 Avg Close $224.85 Range $197.47 - $262.51

Q1 2020

Shares 17,502 Value ($000) $3,957 Avg Close $240.43 Range $177.40 - $264.58

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2021	4,861	$1,184	$268.89	$231.88 - $300.91
Q4 2020	5,355	$1,535	$268.73	$247.92 - $285.33
Q3 2020	9,694	$2,470	$231.93	$202.54 - $252.24
Q2 2020	10,764	$2,334	$224.85	$197.47 - $262.51
Q1 2020	17,502	$3,957	$240.43	$177.40 - $264.58