    <SEC-DOCUMENT>0001104659-21-048231-index.html : 20210409
    <SEC-HEADER>0001104659-21-048231.hdr.sgml : 20210409
    <ACCEPTANCE-DATETIME>20210408203823
    ACCESSION NUMBER:		0001104659-21-048231
    CONFORMED SUBMISSION TYPE:	S-4/A
    PUBLIC DOCUMENT COUNT:		10
    FILED AS OF DATE:		20210409
    DATE AS OF CHANGE:		20210408

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			FIRST BUSEY CORP /NV/
    		CENTRAL INDEX KEY:			0000314489
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		IRS NUMBER:				371078406
    		STATE OF INCORPORATION:			NV
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		S-4/A
    		SEC ACT:		1933 Act
    		SEC FILE NUMBER:	333-253608
    		FILM NUMBER:		21816179

    	BUSINESS ADDRESS:
    		STREET 1:		201 W MAIN STREET
    		CITY:			URBANA
    		STATE:			IL
    		ZIP:			61801
    		BUSINESS PHONE:		2173654544

    	MAIL ADDRESS:
    		STREET 1:		201 W MAIN STREET
    		STREET 2:		PO BOX 123
    		CITY:			URBANA
    		STATE:			IL
    		ZIP:			61801
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>S-4/A
    <SEQUENCE>1
    <FILENAME>tm215962-3_s4a.htm
    <DESCRIPTION>S-4/A
    <TEXT>
    Document 1 - file: tm215962-3_s4a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-5.1
    <SEQUENCE>2
    <FILENAME>tm215962d4_ex5-1.htm
    <DESCRIPTION>EXHIBIT 5.1
    <TEXT>
    Document 2 - file: tm215962d4_ex5-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-23.1
    <SEQUENCE>3
    <FILENAME>tm215962d4_ex23-1.htm
    <DESCRIPTION>EXHIBIT 23.1
    <TEXT>
    Document 3 - file: tm215962d4_ex23-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.4
    <SEQUENCE>4
    <FILENAME>tm215962d4_ex99-4.htm
    <DESCRIPTION>EXHIBIT 99.4
    <TEXT>
    Document 4 - file: tm215962d4_ex99-4.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>lg_busey-bw.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: lg_busey-bw.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>tm215962d4_ex5-1img002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: tm215962d4_ex5-1img002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>tm215962d4_ex5-1img001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: tm215962d4_ex5-1img001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>tm215962d4_ex5-1img003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: tm215962d4_ex5-1img003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>tm215962d4_ex99-4img001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: tm215962d4_ex99-4img001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>tm215962d4_ex99-4img002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: tm215962d4_ex99-4img002.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>