Euro Markets: EUAs snap 5-day losing streak as options expiry, COT clamp down on volatility

European carbon allowances ended a run of five consecutive losses on Tuesday as positioning ahead of the expiry of options on Wednesday, together with anticipation of the weekly Commitment of Traders report, kept prices in a narrow range for much of the day before a late surge took the market back above €70.00 after Monday's seven-month low settlement.