CHESAPEAKE UTILITIES CORPORATION AND SUBSIDIARIES EXHIBIT 11 COMPUTATION OF PRIMARY AND FULLY DILUTED EARNINGS PER SHARE For the Quarter For the Nine Months Ended September 30, Ended September 30, ------------------------ ------------------------ 1995 1994 1995 1994 ---- ---- ---- ---- Primary earnings per share calculation: Weighted average number of shares assuming primary dilution 3,710,054 3,642,317 3,691,866 3,626,117 ======================== ======================== Consolidated net income $988,122 ($264,773) $5,410,639 $3,364,730 ======================== ======================== Total primary earnings per share $0.27 ($0.07) $1.47 $0.93 ======================== ======================== Fully diluted earings per share calculation (1): Weighted average number of shares assuming primary dilution 3,710,054 3,642,317 3,691,866 3,626,117 Contingent shares 247,287 255,282 249,487 255,948 ------------------------ ------------------------ Weighted average number of shares assuming full dilution 3,957,341 3,897,599 3,941,353 3,882,065 ======================== ======================== Consolidated net income (loss) $988,122 ($264,773) $5,410,639 $3,364,730 Interest on convertible debt 87,484 90,311 261,907 268,689 Less: Applicable federal income taxes 34,119 35,221 102,144 104,789 ------------------------ ------------------------ Adjusted net income $1,041,487 ($209,683) $5,570,402 $3,528,630 ======================== ======================== Fully diluted earnings per share $0.26 ($0.05) $1.41 $0.91 ======================== ======================== (1) This calculation is submitted in accordance with Regulation S-K item 601(b)(11) although it is contrary to paragraph 40 of APB Opinion No. 15, because it produces an anti-dilutive result for the quarter ended September 30, 1994.