AMERUS LIFE HOLDINGS, INC. EXHIBIT 11 - STATEMENT RE: COMPUTATION OF EARNINGS PER SHARE Pro Forma Weighted Average Number of Shares* (in thousands) Class A Common Stock owned by AmerUs Group 11,707 Class A Common Stock owned by the public 6,449 Class B Common Stock owned by AmerUs Group 5,000 --------- 23,156 ========= * The issuance of Class A and Class B Common Stock is considered to have occurred as of January 1, 1996 for pro forma purposes; therefore, the weighted average number of shares outstanding is 23,155,989. The Company has no dilution of shares. Primary Pro Forma Earnings Per Common Share Nine Months Ended Three Months Ended September 30, September 30, ------------------- --------------- 1997 1996 1997 1996 ------ ------ ------ ------ Primary Pro Forma Earnings Per Common Share $1.96 $2.72 $0.71 $0.28 ===== ===== ===== =====