Middlefield Banc Corp

BlackRock Institutional Trust Company, N.A.

The Vanguard Group, Inc.

Castle Creek Capital LLC

Geode Capital Management, L.L.C.

State Street Investment Management (US)

AllianceBernstein L.P.

Gardner Lewis Asset Management, L.P.

Dimensional Fund Advisors, L.P.

Glazer Capital, LLC

Bridgeway Capital Management, LLC