BANK OF MARIN BANCORP

Ticker: BMRC CUSIP: 063425102 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2013

Shares 11,385 Value ($000) $494 Avg Close $15.27 Range $14.09 - $16.35

Q3 2013

Shares 11,385 Value ($000) $473 Avg Close $14.69 Range $13.55 - $16.13

Q2 2013

Shares 11,385 Value ($000) $455 Avg Close $13.79 Range $13.18 - $14.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	11,385	$494	$15.27	$14.09 - $16.35
Q3 2013	11,385	$473	$14.69	$13.55 - $16.13
Q2 2013	11,385	$455	$13.79	$13.18 - $14.30