1 Exhibit 11 HOUSTON INDUSTRIES INCORPORATED AND SUBSIDIARIES COMPUTATION OF EARNINGS (LOSS) PER COMMON SHARE AND COMMON EQUIVALENT SHARE (THOUSANDS OF DOLLARS, EXCEPT PER SHARE AMOUNTS) Three Months Ended March 31, ---------------------------------- 1996 1995 ------------ ------------ Primary Earnings (Loss) Per Share: (1) Weighted average shares of common stock outstanding . . . . . . . . . . . . . . . . . . . . . . . 248,466,091 247,196,758 (2) Effect of issuance of shares from assumed exercise of stock options (treasury stock method) . . . . . . . . . . . . . . . . . . . . . . . . 21,668 (40,290) ------------ ------------ (3) Weighted average shares . . . . . . . . . . . . . . . . . . . . . . . . . . 248,487,759 247,156,468 ============ ============ (4) Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ (16,740) $ 114,456 (5) Primary earnings (loss) per share (line 4 divided by line 3) . . . . . . . . . . . . . . . . . . . . . . $ (.07) $ .46 Fully Diluted Earnings (Loss) Per Share: (6) Weighted average shares per computation (line 3) . . . . . . . . . . . . . . . . . . . . . . . . . 248,487,759 247,156,468 (7) Shares applicable to options included (line 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . (21,668) 40,290 (8) Dilutive effect of stock options based on the average price for the quarter or quarter-end price, whichever is higher, of $22.75 and $19.375 for 1996 and 1995, respectively (treasury stock method) . . . . . . . . . . . . . . . . . . . . . . . . 21,668 (40,290) ------------ ------------ (9) Weighted average shares . . . . . . . . . . . . . . . . . . . . . . . . . . 248,487,759 247,156,468 ============ ============ (10) Net income (loss) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $ (16,740) $ 114,456 (11) Fully diluted earnings (loss) per share (line 10 divided by line 9) . . . . . . . . . . . . . . . . . . $ (.07) $ .46 Notes: These calculations are submitted in accordance with Regulation S-K item 601(b)(11) although it is not required for financial presentation disclosure per footnote 2 to paragraph 14 of Accounting Principles Board (APB) Opinion No. 15 because it does not meet the 3% dilutive test. The calculations for the three months ended March 31, 1995 are submitted in accordance with Regulation S-K item 601(b)(11) although they are contrary to paragraphs 30 and 40 of APB No. 15 because they produce anti-dilutive results.