​Daily Bulletin: Wednesday May 27

Julien Messias, deputy managing director and risk manager, Uncia Asset Management, has the latest buyside commentary today, discussing the different trading strategies used to implement dispersion or correlation. From the theoretical products such as conditional variance swaps and variance swaps, to vanilla options, he focuses on the different weighting schemes and investigates the impact of non-constant weights and the application to sector indices. In U.S. listed flow, we take a look at what’s trading in single stocks –with MCD attracting plenty of call volume. Drug companies and fiberglass manufacturer Owens Corning are also getting some love from investors. In the people and firms section, a former director in equity derivatives sales at Credit Suisse has joined a financial services boutique firm in London.