Amgen 2007 Annual Report Download - page 144

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AMGEN INC.
NOTES TO CONSOLIDATED FINANCIAL STATEMENTS (Continued)
Stock option information with respect to our stock-based compensation plans during the three years ended
December 31, 2007 is as follows:
Options
(in millions)
Weighted-average
exercise price
Weighted-average
remaining
contractual
life (years)
Aggregate
intrinsic
value
(in millions)
Balance unexercised at December 31, 2004 ....... 89.0 $50.82
Granted ................................. 9.7 $63.47
Exercised ................................ (25.5) $39.73
Forfeited/expired .......................... (5.6) $59.83
Balance unexercised at December 31, 2005 ....... 67.6 $56.03
Granted ................................. 11.8 $71.17
Assumed from acquisitions (including 1.5
vested) ................................ 2.2 $29.94
Exercised ................................ (10.7) $40.94
Forfeited/expired .......................... (2.7) $58.10
Balance unexercised at December 31, 2006 ....... 68.2 $60.11
Granted ................................. 7.6 $62.89
Exercised ................................ (4.2) $42.92
Forfeited/expired .......................... (9.5) $65.99
Balance unexercised at December 31, 2007 ....... 62.1 $60.70 3.3 $92
Vested or expected to vest at December 31, 2007 . . 60.2 $60.54 3.2 $92
Exercisable at December 31, 2007 .............. 41.7 $58.41 2.4 $89
The total intrinsic value of options exercised during the year ended December 31, 2007 was $87 million.
The fair values of shares of restricted stock are determined based on the closing price of Amgen common
stock on the grant dates. Information regarding our restricted stock during the two years ended December 31,
2007 is as follows:
Nonvested shares
Shares
(in millions)
Weighted- average
grant date
fair value
Nonvested at December 31, 2005 ..................... 2.8 $58.90
Granted ....................................... 2.3 $71.57
Vested ........................................ (0.7) $59.29
Forfeited ...................................... (0.3) $62.89
Nonvested at December 31, 2006 ..................... 4.1 $65.77
Granted ....................................... 3.6 $60.59
Vested ........................................ (1.2) $64.74
Forfeited ...................................... (0.9) $64.85
Nonvested at December 31, 2007 ..................... 5.6 $62.94
The total fair value of shares of restricted stock that vested during the year ended December 31, 2007 was
$77 million.
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