As per the FX and Precious Metals Market Risk Parameters Methodology, on 27.04.2015, 17-55 (MSK) the upper bound of the price band and initial margins for the currency pair SLV/RUB was changed.
FTSE Mondo Visione Exchanges Index:
Moscow Exchange: Risk Parameters Change For The Currency Pair SLV/RUB
Date 27/04/2015