1 EXHIBIT 11-4 DTE ENERGY COMPANY AND SUBSIDIARY COMPANIES PRIMARY AND FULLY DILUTED EARNINGS PER SHARE OF COMMON STOCK Three Six Twelve Months Months Months Ended Ended Ended June 30, 1996 June 30, 1996 June 30, 1996 ------------- -------------- ------------- (Thousands, except per share amounts) PRIMARY: Net Income $ 78,253 $ 186,693 $ 402,372 Weighted average number of common shares outstanding (a) 145,120 145,120 144,674 Earnings per share of Common Stock based on weighted average number of shares outstanding $ 0.54 $ 1.29 $ 2.78 FULLY DILUTED: Net Income $ 78,253 $ 186,693 $ 402,372 Convertible Preferred Stock dividends - - 53 -------- --------- --------- $ 78,253 $ 186,693 $ 402,425 ======== ========= ========= Weighted average number of common shares outstanding (a) 145,120 145,120 144,674 Conversion of convertible Preferred Stock - - 112 -------- --------- --------- 145,120 145,120 144,786 ======== ========= ========= Earnings per share of Common Stock assuming conversion of outstanding convertible Preferred Stock $ 0.54 $ 1.29 $ 2.78 - --------------- (a) Based on a daily average.