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China stimulus creates hedging headaches for HK warrants
Dealers say options liquidity issues during Hang Seng’s rollercoaster ride made the products tricky to risk manage and price
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Gyrations in Chinese stocks in recent weeks – driven by central bank stimulus – have sent index volatility soaring, creating hedging headaches for market-makers and widening Hong Kong warrants’ traditionally paper-thin bid-offer spreads.
“Unsurprisingly, warrant issuers have been facing a lot of challenges,” says a listed products sales head at one warrants issuer in Hong Kong.
“One is to cover the risk that they have, because the change of the spot leads to a change of delta and volatility, and
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