National Bank of Greece ( NBG), a Greece-based financial institution, is trading up 15.5% to $3.21 in recent trading. Today's Range: $3.10-$3.24 52-Week Range: $1.64-$11.85 Volume: 2.2 million Three-Month Average Volume: 763,189 From a technical standpoint, NBG has started to break out today on monster volume above a number of key technical overhead resistance levels. Market players should now watch for NBG to sustain a high-volume move or close above $3.25 to signal that it wants to trend much higher. If we get a high-volume move over $3.25 soon, then look for NBG to make a run at $4.14 to its 200-day moving average of $4.69 in the near future. Look for volume over $3.25 that registers more than 763,189 shares.