WESTAMERICA BANCORPORATION

Ticker: WABC CUSIP: 957090103 Class: Common Stock

SECURIAN ASSET MANAGEMENT, INC's Holding History (CIK: 0001035350)

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

Q2 2014
Shares 3,634 Value ($000) $190 Avg Close $35.20 Range $33.12 - $38.02
Q1 2014
Shares 3,834 Value ($000) $207 Avg Close $35.67 Range $33.22 - $38.53
Q4 2013
Shares 3,834 Value ($000) $216 Avg Close $36.29 Range $32.69 - $39.26
Q3 2013
Shares 3,934 Value ($000) $196 Avg Close $32.64 Range $30.72 - $34.37
Q2 2013
Shares 4,034 Value ($000) $184 Avg Close $29.77 Range $27.86 - $31.27
Q1 2013
Shares 4,034 Value ($000) $183 Avg Close $29.62 Range $28.15 - $30.49
Q4 2012
Shares 4,134 Value ($000) $176 Avg Close — Range —
Q3 2012
Shares 4,134 Value ($000) $195 Avg Close — Range —
Q2 2012
Shares 4,134 Value ($000) $195 Avg Close — Range —
Q1 2012
Shares 4,234 Value ($000) $203 Avg Close — Range —
Q4 2011
Shares 4,334 Value ($000) $190 Avg Close — Range —
Q3 2011
Shares 4,234 Value ($000) $162 Avg Close — Range —