MERCANTILE BANK CORP

Ticker: MBWM CUSIP: 587376104 Class: Common Stock

1ST SOURCE BANK's Holding History (CIK: 0000356264)

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

Q1 2017

Shares 6,000 Value ($000) $206 Avg Close $24.07 Range $21.88 - $27.11

Q4 2016

Shares 6,000 Value ($000) $226 Avg Close $22.21 Range $18.55 - $27.62

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	6,000	$206	$24.07	$21.88 - $27.11
Q4 2016	6,000	$226	$22.21	$18.55 - $27.62