CHESAPEAKE UTILITIES CORPORATION AND SUBSIDIARIES EXHIBIT 11 COMPUTATION OF PRIMARY AND FULLY DILUTED EARNINGS PER SHARE For the Quarter For the Six Months Ended June 30, Ended June 30, ------------------------ ------------------------ 1995 1994 1995 1994 ---- ---- ---- ---- Primary earnings per share calculation: Weighted average number of shares assuming primary dilution 3,693,016 3,630,355 3,682,586 3,617,896 ======================== ======================== Consolidated net income $764,085 ($116,584) $4,422,516 $3,629,502 ======================== ======================== Total primary earnings per share $0.21 ($0.03) $1.20 $1.00 ======================== ======================== Fully diluted earings per share calculation (1): Weighted average number of shares assuming primary dilution 3,693,016 3,630,355 3,682,586 3,617,896 Contingent shares 248,245 255,282 250,607 256,287 ------------------------ ------------------------ Weighted average number of shares assuming full dilution 3,941,261 3,885,637 3,933,193 3,874,183 ======================== ======================== Consolidated net income $764,085 ($116,584) $4,422,516 $3,629,502 Interest on convertible debt 86,867 89,329 174,423 178,377 Less: Applicable federal income taxes 33,878 34,838 68,025 69,567 ------------------------ ------------------------ Adjusted net income $817,074 ($62,093) $4,528,914 $3,738,312 ======================== ======================== Fully diluted earnings per share $0.21 ($0.02) $1.15 $0.96 ======================== ======================== (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.