1 FORM 10-C Securities and Exchange Commission Washington, DC 20549 Report by issuer of securities quoted on The NASDAQ Stock Market, filed pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 and Rule 13a-17 or 15d-17 thereunder. The Duriron Company, Inc. - -------------------------------------------------------------------------------- Exact Name of Issuer As Specified in Charter 3100 Research Boulevard, Dayton, Ohio 45420 - -------------------------------------------------------------------------------- Address of Principal Executive Offices (513) 476-6100 - -------------------------------------------------------------------------------- Issuer's Telephone Number Including Area Code I. CHANGE IN NUMBER OF SHARES OUTSTANDING Indicate any change (increase or decrease) of five percent or more in the number of shares outstanding: 1. Title of security Common Stock, $1.25 par value per share -------------------------------------------------------- 2. Number of shares outstanding before the change 19,046,204 ----------------------------- 3. Number of shares outstanding after the change 24,394,204 ----------------------------- 4. Effective date of change November 30, 1995 -------------------------------------------------- 5. Method of change Acquisition/Merger ---------------------------------------------------------- Specify method (such as merger, acquisition, exchange, distribution, stock split, reverse split, acquisition of stock for treasury, etc.) - -------------------------------------------------------------------------------- Give brief description of transaction Acquisition of Durametallic Corporation, effected by means of a merger in which shares of Duriron Common Stock were issued in exchange for all outstanding Durametallic Common Shares. II. CHANGE IN NAME OF ISSUER 1. Name prior to change -------------------------------------------------------- 2. Name after change ----------------------------------------------------------- 3. Effective date of charter amendment changing name ------------------------- 4. Date of shareholder approval of change, if required ------------------------ /s/ Ronald F. Shuff Ronald F. Shuff, Vice President Secretary, and General Counsel -------------------------------------- Date December 8, 1995 Officer's Signature and Title