Last time we looked at 3D Systems (DDD), we focused on its upside because it was in an aggressive bullish breakout from a triangle. We noted upside to 26 and capped the bullish outlook at 30. However, we are first seeing the market retrace after a failure to reach 24. 3D Systems (DDD) Daily Chart(click to enlarge)Supports:- There are a couple of levels I would focus on for support.- The first would be around the psychological level of 20, which is also near a previous resistance pivot. - If the retracement becomes more aggressive, the next level we can focus on for support is around 17.50-18.00, which is near another resistance pivot. - We should also monitor the RSI. If it approaches 40, it should turn back up given that the market is still bullish.