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In mathematical finance, a replicating portfolio for a given asset or series of cash flows is a portfolio of assets with the same properties (especially cash flows). This is meant in two distinct senses: static replication, where the portfolio has the same cash flows as the reference asset (and no changes need to be made to maintain this), and dynamic replication, where the portfolio does not ...
Payoffs from a short put position Payoffs from a short call position. A naked option or uncovered option is an options strategy where the options contract writer (i.e., the seller) does not hold the underlying asset to cover the contract in case of assignment (like in a covered option).
The portfolio's delta (assuming the same underlier) is then the sum of all the individual options' deltas. This method can also be used when the underlier is difficult to trade, for instance when an underlying stock is hard to borrow and therefore cannot be sold short .
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Hedge fund replication is the collective name given to a number of different methods that attempt to replicate hedge fund returns. The hedge fund industry has boomed over recent years and various studies by investment banks as well as academic papers have shown that hedge funds may be nearing an alpha generating capacity constraint. [ 1 ]
At its most basic, a hedge fund is an investment vehicle that pools capital from a number of investors and invests in securities and other instruments. [2] It is administered by a professional management firm, and often structured as a limited partnership , limited liability company , or similar vehicle.
In the past, most people in the market believed that convertible bond arbitrage was mainly due to convertible underpricing. [1] However, recent studies find empirical evidence that convertible bonds usually generate relatively large positive gammas that can make delta-neutral portfolios highly profitable.
A hedge fund might sell short one automobile industry stock, while buying another—for example, short $1 million of DaimlerChrysler, long $1 million of Ford.With this position, any event that causes all auto industry stocks to fall will cause a profit on the DaimlerChrysler position and a matching loss on the Ford position.