German and Swiss markets underperform flat European bourses
* German DAX and Swiss SMI equity indexes underperform
* FTSEurofirst 300 flat
* Some relief over BES rescue deal
* But euro zone Sentix index fell in August
By Sudip Kar-Gupta
LONDON, Aug 4 (Reuters) - The German and Swiss stock markets were the worst performers in Europe on Monday, as the impact of sanctions against Russia held back equities and offset some relief over a Banco Espirito Santo rescue deal.
The latest Sentix survey of euro zone sentiment showed an unexpected slump in July as new EU sanctions on Moscow weighed on growth expectations, particularly in Europe's largest economy Germany, which has a large exposure to Russia.
Western powers stepped up sanctions against Russia after 298 people were killed on July 17 when a Malaysian passenger plane was shot down over rebel-held territory in eastern Ukraine, where Kiev's forces are fighting pro-Russian separatists.
Adidas issued a profit warning last week, blaming its exposure to a weak Russian market, and brokerage Berenberg cut its rating on the sportsware company to "hold" from "buy". Continuación...