EXHIBIT 11 AMERICAN ONCOLOGY RESOURCES, INC. STATEMENT RE-COMPUTATION OF PER SHARE EARNINGS (IN THOUSANDS EXCEPT PER SHARE AMOUNTS) (UNAUDITED) THREE MONTHS SIX MONTHS ENDED JUNE 30, ENDED JUNE 30, 1996 1995 1996 1995 ----------- -------- ----------- --------- NET INCOME $ 4,060 $ 2,068 $ 8,507 $ 3,050 ======== ======= ======== ======== OUTSTANDING AT END OF PERIOD: Shares of Common Stock 28,342 27,464 28,342 27,464 Commitments to issue Common Stock at specific future dates 15,805 13,888 15,805 13,888 Effect of weighting ( 261) (8,740) ( 626) (10,754) -------- ------- -------- -------- 43,886 32,612 43,521 30,598 -------- ------- -------- -------- Options to purchase Common Stock 5,161 5,161 Effect of treasury stock method ( 1,492) ( 1,235) Dilutive effect of options to purchase Common Stock granted April 1, 1994 and prior - 1,222 - 1,034 Additional assumed shares for 1994 and 1995 grants and issuances at less than the initial public offering price: Options to purchase Common Stock 3,632 3,632 Effect of treasury stock method - (1,240) - (1,262) -------- ------- -------- -------- - 2,392 - 2,370 -------- ------- -------- -------- Total shares used in per share calculation 47,555 36,226 47,447 34,002 ======== ======= ======== ======== Net income per share $ 0.09 $0.06 $ 0.18 $0.09 ======== ======= ======== ======== ASSUMING FULL DILUTION: Outstanding per above 47,555 36,226 47,447 34,002 Additional dilution resulting from use of period end price per - 310 - 340 share if higher than average -------- ------- -------- -------- Total shares used in per share calculation 47,555 36,536 47,447 34,342 ======== ======= ======== ======== Net income per share $ 0.09 $0.06 $ 0.18 $0.09 ======== ======= ======== ========