<SEC-DOCUMENT>0001446114-21-000051-index.html : 20211110
<SEC-HEADER>0001446114-21-000051.hdr.sgml : 20211110
<ACCEPTANCE-DATETIME>20211110153235
ACCESSION NUMBER:		0001446114-21-000051
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20211110
DATE AS OF CHANGE:		20211110

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MIDDLEFIELD BANC CORP
		CENTRAL INDEX KEY:			0000836147
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				341585111
		STATE OF INCORPORATION:			OH

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-86838
		FILM NUMBER:		211396264

	BUSINESS ADDRESS:	
		STREET 1:		15985 E HIGH ST
		STREET 2:		P O BOX 35
		CITY:			MIDDLEFILED
		STATE:			OH
		ZIP:			44062-9263
		BUSINESS PHONE:		4406321666

	MAIL ADDRESS:	
		STREET 1:		15985 EAST HIGH STREET
		STREET 2:		P O BOX 35
		CITY:			MIDDLEFIELD
		STATE:			OH
		ZIP:			44062-9263

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Ancora Advisors, LLC
		CENTRAL INDEX KEY:			0001446114
		IRS NUMBER:				331033773
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	BUSINESS ADDRESS:	
		STREET 1:		6060 PARKLAND BOULEVARD, SUITE 200
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44124
		BUSINESS PHONE:		2168254000

	MAIL ADDRESS:	
		STREET 1:		6060 PARKLAND BOULEVARD, SUITE 200
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44124
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>mbcn11102021.htm
<TEXT>
Document 1 - file: mbcn11102021.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>letter11102021_1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: letter11102021_1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>letter11102021_2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: letter11102021_2.jpg

</DOCUMENT>
</SEC-DOCUMENT>