MIDDLEFIELD BANC CORP

Ticker: MBCN CUSIP: 596304204 Class: Common Stock

Nationwide Fund Advisors's Holding History (CIK: 0001097218)

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

Q3 2017

Shares 1,449 Value ($000) $67 Avg Close $17.96 Range $16.44 - $19.82

Q2 2017

Shares 1,449 Value ($000) $73 Avg Close $19.06 Range $16.94 - $21.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	1,449	$67	$17.96	$16.44 - $19.82
Q2 2017	1,449	$73	$19.06	$16.94 - $21.22