INVESTMENTS (LOOSELEAF) W/CONNECT
11th Edition
ISBN: 9781260465945
Author: Bodie
Publisher: MCG
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Question
Chapter 21, Problem 29PS
a.
Summary Introduction
To calculate: The delta of collar when stock price is incremented by $1.
Introduction:
Total delta: The total delta value is sum of the stock price, long call value and short call value.
b.
Summary Introduction
To explain: Effect on delta value of the portfolio when stock price is very high.
Introduction:
Total delta: The total delta value is sum of the stock price, long call value and short call value.
c.
Summary Introduction
To explain: Effect on delta value of portfolio when stock prices are decreases.
Introduction:
Total delta: The total delta value is sum of the stock price, long call value and short call value.
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A collar is established by buying a share of stock for $50, buying a 6-month put option with exercise price $45, and writing a 6-month call option with exercise price $55. On the basis of the volatility of the stock, you calculate that for a strike price of $45 and expiration of 6 months, N(d1) = .60, whereas for the exercise price of $55, N(d1) = .35.a. What will be the gain or loss on the collar if the stock price increases by $1?b. What happens to the delta of the portfolio if the stock price becomes very large?c. What happens to the delta of the portfolio if the stock price becomes very small?
A collar is established by buying a share of stock for $54, buying a 6-month put option with exercise price $47, and writing a 6-month call option with exercise price $61. On the basis of the volatility of the stock, you calculate that for a strike price of $47 and expiration of 6 months, N(d1) = 0.7298, whereas for the exercise price of $61, N(d1) = 0.6374.
Required:
What will be the gain or loss on the collar if the stock price increases by $1?
What happens to the delta of the portfolio if the stock price becomes very large?
What happens to the delta of the portfolio if the stock price becomes very small?
A collar is established by buying a share for 50, buying a 6-month put option with exercise price 45, and writing a call option with exercise price 55. On the basis of the volatility of the stock, you calculate that at a strike price of 45 and expiration of 6 months, N(d1) =0.6 whereas for the exercise price of 55, N(d1) = 0.35
What will be the gain or loss on the collar if the stock price increases by 1?
What happens to the delta of the portfolio if the stock price becomes very large?
Chapter 21 Solutions
INVESTMENTS (LOOSELEAF) W/CONNECT
Ch. 21 - Prob. 1PSCh. 21 - Prob. 2PSCh. 21 - Prob. 3PSCh. 21 - Prob. 4PSCh. 21 - Prob. 5PSCh. 21 - Prob. 6PSCh. 21 - Prob. 7PSCh. 21 - Prob. 8PSCh. 21 - Prob. 9PSCh. 21 - Prob. 10PS
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