=============================================================================== =============================================================================== 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): June 5, 1996 XYTRONYX, INC. ----------------------------------------------------- (Exact name of registrant as specified in its charter) DELAWARE --------------------------------------------- (State or other jurisdiction of incorporation) 0-14838 36-3258753 -------------------------- ------------------------------------ (Commissioner File Number) (IRS Employer Identification Number) 6555 Nancy Ridge Drive Suite 200 San Diego, California 92121 --------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (619) 550-3900 -------------- =============================================================================== =============================================================================== ITEM 5. OTHER EVENTS. The News Release dated June 5, 1996 announcing the signing of agreement for option to acquire Binary Therapeutics, Inc., filed as Exhibit 99.53 hereto, is hereby incorporated into this Report by reference. ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS. (c) EXHIBITS. The following exhibit accompanies this Report: EXHIBIT NUMBER EXHIBIT DESCRIPTION ------- ------------------- 99.53 News Release dated June 5, 1996 announcing the signing of agreement for option to acquire Binary Therapeutics, Inc. 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. XYTRONYX, INC. By: /S/ DALE SANDER ----------------------- Dale Sander Chief Financial Officer Date: June 14, 1996 2 INDEX TO EXHIBITS EXHIBIT SEQUENTIALLY NUMBER DESCRIPTION OF EXHIBIT NUMBERED PAGE ------- ---------------------- ------------- 99.53 News Release dated June 5, 1996 announcing the signing of agreement for option to acquire Binary Therapeutics, Inc. 3