Greek stocks continued their ascent yesterday, even without a positive mood in foreign markets, thus proving a strong upward momentum. The Athens Stock Exchange general index advanced 1.08 percent to 4,260.72 points, with mid- and small caps gaining most, encouraged by buoyant large caps. The blue chip FTSE/Athex 20 index added 0.59 percent to a 73-month high, the FTSE/Athex Mid-40 was 1.10 percent higher and the FTSE/Athex Small-Cap 80 gained 0.99 percent. All but one sectoral indices ended in negative territory, led by construction which added 1.55 percent. Insurance edged 0.04 percent lower. Cosmote led blue chip winners, climbing to an historic high of 20.90 euros with gains of 3.47 percent, Bank of Cyprus, which accounted for more than a quarter of total turnover, also ascended to an all-time high of 9.90 euros by adding 2.27 percent, Viohalco advanced 1.96 percent, Hellenic Petroleum was 1.92 percent higher, Eurobank gained 1.72 percent and OPAP finished 1.61 percent up. Alpha Bank, Titan, banks Emporiki, National and Piraeus, Germanos, OTE, Public Power Corporation, Intracom and Folli-Follie also advanced. ATEbank, Duty Free Shops and Motor Oil declined less than 1 percent. Turnover totaled 593.942 million euros.