Commerzbank shares experienced a pullback after a 3.3% decline last week, hitting a low of EUR 15.70. However, prices rebounded to EUR 16.10, indicating potential upward movement towards the October downtrend line and the annual high of EUR 16.97, with further gains possible towards EUR 20.00. Conversely, support is noted at EUR 15.83, with risks of declines if this level is breached.