1 Exhibit 11.01 CARDINAL HEALTH, INC. COMPUTATION OF PER SHARE EARNINGS (IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) Three Months Ended September 30, 1997 1996 ----------------- ----------------- PRIMARY: Net earnings $ 54,230 $ 41,401 ================= ================= Average shares outstanding 109,092 104,272 Dilutive effect of stock options 1,685 1,673 ----------------- ----------------- Weighted average number of Common Shares outstanding 110,777 105,945 ================= ================= Primary earnings per Common Share $ 0.49 $ 0.39 ================= ================= FULLY DILUTED: Net earnings $ 54,230 $ 41,401 ================= ================= Average shares outstanding 109,092 104,272 Dilutive effect of stock options 1,848 1,878 ----------------- ----------------- Weighted average number of Common Shares outstanding 110,940 106,150 ================= ================= Fully diluted earnings per Common Share $ 0.49 $ 0.39 ================= ================= Page 12