Energy XXI ( EXXI) is an independent oil and natural gas exploration and production company with operations focused in the United States Gulf Coast and the Gulf of Mexico. This stock is trading up 4.6% at $36.75 in recent trading. Today's Volume: 895,000 Average Volume: 867,737 Volume % Change: 86% From a technical standpoint, EXXI is trading up sharply today on decent volume above some past overhead resistance at $35.36 to $35.41. This move now setups EXXI to re-test its 2011 high of $37.20. If we get that re-test soon, then traders should look to play the breakout above $37.20 if it comes on high-volume. Look for volume on a move above $37.20 that registers near or well above 867,737 shares. If we get that action, then this stock has a great chance to re-test its all-time high of around $40. Energy XXI shows up on a recent list of 4 Upgraded, Undervalued Stocks.