<SEC-DOCUMENT>0001415889-18-000111-index.html : 20180123 <SEC-HEADER>0001415889-18-000111.hdr.sgml : 20180123 <ACCEPTANCE-DATETIME>20180123165051 ACCESSION NUMBER: 0001415889-18-000111 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180119 FILED AS OF DATE: 20180123 DATE AS OF CHANGE: 20180123 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SULLIVAN THOMAS R CENTRAL INDEX KEY: 0001185832 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26719 FILM NUMBER: 18542918 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MERCANTILE BANK CORP CENTRAL INDEX KEY: 0001042729 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 383360865 STATE OF INCORPORATION: MI FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 310 LEONARD STREET NW CITY: GRAND RAPIDS STATE: MI ZIP: 49504 BUSINESS PHONE: 616 406-3000 MAIL ADDRESS: STREET 1: 310 LEONARD STREET NW CITY: GRAND RAPIDS STATE: MI ZIP: 49504 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>form4-01232018_010137.xml <TEXT> Document 1 - file: form4-01232018_010137.html
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