Index roundup: Investors in products linked to Russian assets hit by volatility as US sanctions bite

Investors in structured products linked to Russian assets are getting slammed as the new round of US sanctions targeted at Russia's biggest businessmen have hit the ruble and the country's capital markets with equity indices and stocks in major Russian companies suffering significant turbulence since Monday. Sberbank, the state-owned bank which is seen as a gauge of the country's economy, has seen significant volatility since Monday. There are 1769 live products linked to Sberbank or Sberbank o