13F-HR 1 a2172608z13f-hr.txt 13F-HR UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F Report for the Calendar Year or Quarter Ended: June 30, 2006 Check here if Amendment |_|: Amendment Number: __________ This Amendment (Check only one.): |_| a restatement. |_| adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Main Street Bank & Trust Address: 100 West University P.O. Box 4028 Champaign, Illinois 61824-4024 Form 13F file number: 028-10268 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Reporting Manager: Mark J. Wisniewski Name: Mark J. Wisniewski Title: Executive Vice President Phone: (217) 351-6500 Signature, Place, and Date of Signing: /s/ Mark J. Wisniewski ---------------------------------------- Champaign, Illinois August 14, 2006 Report Type (Check only one.): |X| 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) |_| 13F NOTICE. (Check here if no holdings reported are in this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) |_| 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) FORM 13F SUMMARY PAGE REPORT SUMMARY Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 1,055 Form 13F Information Table Value Total: $386,679 (in thousands) 2

MAIN STREET BANK & TRUST 13F-HR