CHESAPEAKE ENERGY CORPORATION AND SUBSIDIARIES STATEMENT OF NET INCOME PER SHARE (in thousands, except per share) Three Months Ended Six Months Ended December 31, December 31, ------------------ -------------- 1996 1995 1996 1995 ---- ---- ---- ---- PRIMARY INCOME PER SHARE Computation for statement of income Net income per statement of income Income before extraordinary item $ 16,717 $ 5,459 $ 24,921 $ 8,375 Extraordinary item (6,443) - (6,443) - Net income $ 10,274 $ 5,459 $ 18,478 $ 8,375 Weighted average Common shares outstanding 63,774 53,136 61,985 53,136 Adjustment to weighted average common shares outstanding: Add dilutive effect of: Employee Options 4,334 4,318 4,315 4,012 Weighted average common shares and common equivalent shares outstanding, as adjusted 68,108 57,454 66,300 57,148 Primary net income per common share: Income before extraordinary item $ .25 $ .10 $ .38 $ .15 Extraordinary item (.10) - (.10) - Net income $ .15 $ .10 $ .28 $ .15 FULLY DILUTED INCOME PER SHARE Net income per statement of income Income before extraordinary item $ 16,717 $ 5,459 $ 24,921 $ 8,375 Extraordinary item (6,443) - (6,443) - Net income $ 10,274 $ 5,459 $ 18,478 $ 8,375 Weighted average Common shares outstanding 63,774 53,136 61,985 53,136 Adjustment to weighted average common shares outstanding: Add fully dilutive effect of: Employee Options 4,334 4,908 4,315 4,832 Weighted average common shares and common equivalent shares outstanding, as adjusted 68,108 58,044 66,300 57,968 Fully diluted net income per common share: Income before extraordinary item $ .25 $ .09 $ .38 $ .14 Extraordinary item (.10) - (.10) - Net income $ .15 $ .09 $ .28 $ .14