Unlock stock picks and a broker-level newsfeed that powers Wall Street. Upgrade Now Dusseldorf - Delayed Quote • EUR AHT Syngas Technology NV (3SQ1.DU) Follow Compare 5.75 -0.35 (-5.74%) As of 4:00:21 PM GMT+2. Market Open. Sustainability data is currently not available for 3SQ1.DU.