EXHIBIT 11
CROWN CASTLE INTERNATIONAL CORP.
COMPUTATION OF NET LOSS
PER COMMON SHARE
(IN THOUSANDS OF DOLLARS, EXCEPT PER SHARE AMOUNTS)
HISTORICAL PRO FORMA
--------------------------------------------- -------------------------
YEARS ENDED THREE MONTHS ENDED THREE MONTHS
DECEMBER 31, MARCH 31, YEAR ENDED ENDED
------------------------ ------------------- DECEMBER 31, MARCH 31,
1995 1996 1997 1997 1998 1997 1998
------ ------ -------- --------- --------- ------------ ------------
Net loss................ $ (21) $(957) $(11,942) $ (443) $ (6,606) $(42,635) $(13,544)
Dividends on Senior
Convertible Preferred
Stock.................. -- -- (2,199) -- (2,055) -- --
------ ------ -------- -------- --------- -------- --------
Net loss applicable to
common stock for basic
and diluted
computations........... $(21) $(957) $(14,141) $ (443) $ (8,661) $(42,635) $(13,544)
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Weighted-average number
of common shares
outstanding during the
period for basic and
diluted computations
(in thousands)......... 3,316 3,503 6,238 3,400 10,954 109,168 109,179
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Loss per common share--
basic and diluted...... $(0.01) $(0.27) $ (2.27) $(0.13) $ (0.79) $ (0.39) $ (0.12)
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