In the Wyckoff method a sign of strength (SOS) is a sharp advance on rising volume that shows demand taking control after accumulation. This screen lists stocks on European exchanges whose 21-day range was at least 15% tighter than the 68-day range within the last 10 days, and which today close above yesterday's high with a wide up candle, at least 1.5 times average volume and positive Chaikin Money Flow. Prices are in euros, and the list covers stocks traded on Xetra, Euronext Paris, Euronext Amsterdam, Euronext Milan and the Madrid Stock Exchange with at least 0.5 million euros in average daily trading value.