HP 12c Platinum - Page 204

204 Section 13: Investment Analysis
File name: HP 12c Pt Converted_user's guide_English_HDP0F123E02_080207 Page: 200 of 281
Printed Date: { 2007/8/2Dimension: 14.8 cm x 21 cm
Example 2:
The stock price six months from the expiration of an option is $42,
the exercise price of the option is $40, the risk-free interest rate is 10% per annum,
and the volatility is 20% per annum. Find Call and Put values.
Keystrokes
(RPN mode)
Keystrokes
(ALG mode)
Display
f] f[
.5
n
.5
n
0.50
Time to expiry (years).
10
¼
10
¼
10.00
Interest rate (% per year).
42
$
42
$
42.00
Stock price.
20
P
20
P
20.00
Volatility (% per year).
40
M
40
M
40.00
Strike price.
t t
4.76
Call value.
~ ~
0.81
Put value.