Problem set 9
Problem: 1
Option
|
Strike Price (X)
|
Stock Price (S)
|
Value
|
Remarks
|
Cost
|
Profit
|
Call
|
58
|
$80
|
$22
|
S-X
|
11.47
|
$10.53
|
Pull
|
58
|
$80
|
$0
|
S > X, Nil
|
8.32
|
($8.32)
|
Call
|
62
|
$80
|
$18
|
S - X
|
9.76
|
$8.24
|
Pull
|
62
|
$80
|
$0
|
S > X, Nil
|
10.54
|
($10.54)
|
Problem:
2
Short Stock
|
$30
|
Write Put
|
$4.10
|
Strike Price
|
$33
|
Buy Call
|
$6.60
|
Strike Price
|
$24
|
Time to Maturity
|
1
|
Assuming the above stated
information If market price goes beyond $33 then:
Put Written Inflow
|
3.1
|
Buy Call Inflow
|
2.4
|
Total Inflow
|
$1.50
|
Outflow
|
$4
|
While if market price goes
below $24 then:
Short Stock Outflow
|
$7
|
Unexercised Put
|
$4.10
|
Unexercised buy call
|
$6.60
|
Total Inflow
|
$4.50
|
Problem: 3
The common stock of a firm A
has been trading in a narrow range around $20. If the stock strike price is limited
to 1.02 then
C
|
1.02
|
T
|
3
|
S_0
|
20
|
K
|
20
|
rf
|
1%
|
Using Put call parity option
Problem set 10
Problem: 1
The
positions that we will put in stock and T-bills to replicate the payoff of a
European call option with K = $26 and maturing in 6 months. The change of price
to $30 increase and $20 decrease will be following
Problem: 2
a)
The Binominal
tree
Problem: 3
Problem: 4