Profit surprise lifts Belgium's Colruyt A surprise increase in full-year profits for Belgian supermarket Colruyt sent shares rallying on Wednesday morning. Shares climbed 10.8 per cent to €33.14 on the news from Belgium's biggest discount food retailer, which came as analysts expected profits to fall. The rally provided a contrast to more cautious trading across European indices, as investors remained on the sidelines ahead of a key EU summit this week where leaders will debate the future of the eurozone. The FTSE Eurofirst 300 rose 0.6 per cent to 991.99. German fertiliser K+S also made strong gains on the Europe-wide index, climbing 4.3 per cent to €34.07. On Tuesday Bank of America Merrill Lynch and BHF-Bank upgraded their ratings on the stock to "buy" from "underperform" and to "overweight" from "market weight" respectively. The stock outperformed the broader Xetra Dax index, which climbed 0.4 per cent to 6,159.15. In Paris, the CAC 40 index rose 0.5 per cent to 3,027.40. Alcatel-Lucen t was the best-performing stock. Shares added 4.3 per cent to €1.26. Madrid-listed banks helped to push the Ibex 35 index up 0.7 per cent to 6,572.4. The sector recovered some of the previous session's losses after Moody's downgraded 28 banks. Caixabank led gains on the benchmark index, with shares rising 3.1 per cent to €2.42. Bankia climbed 2.9 per cent to €0.90, while BBVA rose 0.9 to €5.03. Investors also bought into Banco Santander , pushing shares up 0.9 per cent to €4.75. In Italy, the FTSE MIB rose 0.9 per cent to 13,084. Shares in UniCredit rose 1.7 per cent to €2.44. Meanwhile in Greece, the Athens General index rose 0.1 per cent to 576.17.