Structured products desks have received a spate of requests from asset managers and private banking investors seeking to capitalise on the UK vote to leave the European Union (Brexit) by taking new positions, while closing out the protection they had put in place over the last few months to make a profit, according to market sources. "The impact was evident straight away in derivatives, with spikes in volatility," said a senior investment banker. "The equities market has witnessed a lot of activ