From July to September, volatility of the pair was extreme. When Operation Twist was introduced, the FX rate touched an intraday low of 1.0083, a high of 1.0841 and closed at 1.0341. On September 6, 2011 the SNB introduced the EUR/CHF at 1.20. The EUR/CHF jumped from around 1.10 to 1.20.
