EXHIBIT 11.1 McLEODUSA INCORPORATED COMPUTATION OF LOSS PER COMMON SHARE (AMOUNTS IN MILLIONS, EXCEPT PER SHARE DATA) Three Months Ended Nine Months Ended September 30, September 30, -------------------- ------------------- 1999 1998 1999 1998 --------- --------- --------- -------- Computation of weighted average number of common shares outstanding: Common shares, Class A, outstanding at the beginning of the period (A)..................................... 150.4 125.8 127.4 123.6 Common shares, Class B, outstanding at the beginning of the period (B)..................................... --- --- --- --- Weighted average number of shares issued during the period (A)........................................... 2.3 0.1 17.6 1.6 ------ ------ ------- ------ Weighted average number of common shares......................... 152.7 125.9 145.0 125.2 ====== ====== ======= ====== Net loss applicable to common shares............................. $(62.5) $(33.0) $(171.4) $(93.1) ====== ====== ======= ====== Loss per common share............................................ $(0.41) $(0.26) $ (1.18) $(0.74) ====== ====== ======= ====== (A) All shares have been adjusted to give effect to the two-for-one stock split effected in the form of a stock dividend effective July 26, 1999. (B) The Class B common stock, $.01 par value per share is convertible on a one- for-one basis at any time at the option of the holder into Class A common stock. As of September 30, 1999, all shares of Class B common stock have been converted into shares of Class A common stock.