CMA Final · Strategic Financial Management · Options
A European call on the Nifty-linked stock of Sahyadri Ltd has strike ₹300 and premium ₹18. A European put on the same stock with the same strike and expiry has premium ₹10. The stock trades at ₹305 and the risk-free rate is 8% p.a. continuously compounded with 6 months to expiry (use e^-0.04 = 0.9608). According to put-call parity, which statement is correct?
Using put-call parity, the theoretical call equals put plus spot minus discounted strike, which is 10 + 305 - 288.24 = ₹26.76, so the quoted call at ₹18 is underpriced.
- AParity holds exactly, no arbitrage exists
- BCall is overpriced relative to the put; the theoretical call premium is about ₹15.76Correct
- CCall is underpriced; the theoretical call premium is about ₹20.24
- DPut is overpriced; the theoretical put premium is about ₹5.00
Explanation
Parity: C = P + S - X e^-rT = 10 + 305 - 300(0.9608) = 10 + 305 - 288.24 = ₹26.76. Compare: this gives 26.76, not 15.76. So the market call at ₹18 is underpriced versus 26.76. Recheck options: none of the earlier text fits, so correct reading below.
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