UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 21, 2003 (July 18, 2003) UnionBancorp, Inc. ------------------------------------------------------ (Exact name of registrant as specified in its charter) Delaware 0-28846 36-3145350 ---------------------------- ----------- ------------- (State or other jurisdiction (Commission (IRS Employer of Incorporation) File Number) Identification No.) 321 West Main Street, Ottawa, IL 61350 --------------------------------------------------- (Address of principal executive offices) (Zip Code) (815) 431-2720 --------------------------------------------------- (Registrant's telephone number, including area code) Item 7. Financial Statements and Exhibits. (a) Exhibits. Exhibit Number -------------- 99.1 Press Release, dated July 18, 2003 issued by UnionBancorp, Inc. Item 9. Regulation FD Disclosure (Information provided under Item 12 - Results of Operations and Financial Condition). The following information is being provided under Item 12 - Results of Operations and Financial Condition. It is being furnished under Item 9 of this Form 8-K in accordance with interim guidance issued by the SEC in Release No. 33-8216. Such information, including the Exhibit attached hereto, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934. On July 18, 2003, UnionBancorp, Inc. issued a news release to report its financial results for the quarter ended June 30, 2003. The release is furnished as Exhibit 99.1 hereto. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. UNIONBANCORP, INC. Dated: July 18, 2003 /s/ Charles J. Grako ----------------------------------------- Charles J. Grako President and Principal Executive Officer Dated: July 18, 2003 /s/ Kurt R. Stevenson ----------------------------------------- Kurt R. Stevenson Vice President and Principal Financial and Accounting Officer 3 EXHIBIT INDEX Exhibit Number -------------- 99.1 Press Release, dated July 18, 2003 issued by UnionBancorp, Inc. 4