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Exercise
geschrieben am 01.11.11 - 21:31 UhrOf an option, to put into effect the right to buy or sell at the strike price.
European-style option
geschrieben am 28.10.11 - 22:30 UhrAn option which can only be exercised on expiration.
Elasticity
geschrieben am 25.10.11 - 22:29 UhrProperly a measure of the percentage change in the option premium for a 1% change in the asset price. Sometimes loosely used as a synonym for delta (delta strictly measures the absolute change in the option premium for a one unit change in the underlying). Because elasticity is [...]
Dynamic hedging
geschrieben am 24.10.11 - 22:28 UhrReplication of the payoff of a portfolio long the underlying and long a put by continuous delta hedging. It started as a theory of Hayne Leland and Mark Rubenstein on the back of the Black-Scholes model. It was used to provide put protection for equity portfolios at a time when [...]
Delta positive
geschrieben am 22.10.11 - 22:27 UhrCall options are said to be delta positive because their value increases by the value of delta for a one unit rise in the price of the underlying. Put options are said to be delta negative because their value decreases in value by delta for every one unit rise in the price of [...]
Delta neutral
geschrieben am 20.10.11 - 22:26 UhrAn option portfolio delta-hedged such that it has no exposure to small moves in the price of the underlying. In practice, since delta is altered by all but the very smallest changes in the price of the underlying, by the volatility of that price, by the maturity of the option, [...]
Delta hedging
geschrieben am 19.10.11 - 22:24 UhrDelta is the neutral hedge ratio derived from the Black-Scholes model the ratio of underlying asset to options necessary to create the risk-free portfolio that is at the heart of the Black-Scholes option pricing formula. So the delta of a stock option indicates the number of [...]
Basic options terms
geschrieben am 18.10.11 - 22:22 Uhrome of this is necessary to express the basic operation of options contracts (such as ‘premium’ or ‘exercise price’) and some of it is the result of the mathematical complexity of option pricing. In particular, it is impossible for any potential user of [...]
Massachusetts goes it alone on hedge funds
geschrieben am 18.10.11 - 00:56 UhrState pension fund puts $280 mln with 11 managers * Most managers get $25 million allocation * More managers expected to be hired in December BOSTON, Oct 11 (Reuters) – Massachusetts, which has long bet big on hedge funds, hired 11 managers on Tuesday as part of the [...]
Massachusetts goes it alone on hedge funds
geschrieben am 18.10.11 - 00:51 UhrState pension fund puts $280 mln with 11 managers * Most managers get $25 million allocation * More managers expected to be hired in December BOSTON, Oct 11 (Reuters) – Massachusetts, which has long bet big on hedge funds, hired 11 managers on Tuesday as part of the [...]
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