WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

ROCKY MOUNTAIN ADVISERS, LLC's Holding History (CIK: 0001512779)

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

Q1 2016

Shares 34 Value ($000) $2 Avg Close $33.33 Range $29.47 - $37.02

Q4 2015

Shares 34 Value ($000) $2 Avg Close $33.66 Range $30.28 - $36.28

Q3 2015

Shares 34 Value ($000) $2 Avg Close $34.11 Range $30.99 - $37.49

Q2 2015

Shares 34 Value ($000) $2 Avg Close $32.83 Range $29.86 - $37.32

Q1 2015

Shares 34 Value ($000) $1 Avg Close $30.86 Range $28.78 - $34.76

Q4 2014

Shares 34 Value ($000) $2 Avg Close $33.70 Range $29.79 - $36.02

Q3 2014

Shares 34 Value ($000) $2 Avg Close $33.99 Range $32.17 - $37.33

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	34	$2	$33.33	$29.47 - $37.02
Q4 2015	34	$2	$33.66	$30.28 - $36.28
Q3 2015	34	$2	$34.11	$30.99 - $37.49
Q2 2015	34	$2	$32.83	$29.86 - $37.32
Q1 2015	34	$1	$30.86	$28.78 - $34.76
Q4 2014	34	$2	$33.70	$29.79 - $36.02
Q3 2014	34	$2	$33.99	$32.17 - $37.33