Greek stocks underwent fresh pressure in the last session of the week, with the blue-chip index being at the receiving end of aggressive sales. The Athens Exchange (ATHEX) general index closed at 4,133.03 points yesterday from 4,208.34 points on Thursday, a drop of 1.79 percent. The blue chip FTSE/ATHEX 20 index fell by 1.93 percent, reaching 2,130.76 points. The mid-cap FTSE/ATHEX 40 index contracted by 0.67 percent, while the small-cap FTSE/ATHEX 80 index posted a rise of 0.22 percent. The FTSE/ATHEX International was down 1.76 percent to 5,692.80 points. The biggest gainers yesterday were the stocks of Marfin Popular Bank (up 3.19 percent), Postal Savings Bank (2.89 percent) and Intralot (1.47 percent). The greatest losses were for Viohalco (down 5.43 percent), OPAP (1.39 percent), Titan (3.53 percent), Piraeus Bank (3.14 percent) and Bank of Cyprus (3.13 percent). All but three sectoral indices ended lower. Leading losers were food and drinks (down 2.84 percent), industrial products and services (2.53 percent) and personal and household goods (2.34 percent). Turnover reached -689.47 million, of which -179.59 million concerned block trades. The Cypriot General Market Index declined by 1.01 percent to 3,321.23 points.