Alstom's ADR closed at $1.70 on Friday, below all three daily exponential moving averages and near the lower Bollinger band… Alstom’s ADR closed at $1.70 on Friday, below all three daily exponential moving averages and near the lower Bollinger band. The hourly chart supports that bearish reading, while the 15-minute signals offer no bullish counterweight. Reports on the outlook published after the close add a separate layer of uncertainty.