Greek stocks got the week off to a bad start, falling just over 2 percent yesterday, on steep bank losses. The Athens bourse’s benchmark general index lost 2.01 percent to 2,781.13 points, a session low, bucking an upward trend on major European markets. The blue chip FTSE/ATHEX 20 index gave up 2.22 percent to 1,486.82 points. Banks shed 2.78 percent. National Bank tumbled 3.18 percent to 25.58 euros and EFG Eurobank lost 3.75 percent to 11.55 euros. Marfin Popular Bank ended at 3.17 euros, off 3.06 percent, while Piraeus Bank slipped 2.75 percent to 12.37 euros. Turnover reached 179.5 million euros versus 195 million in the previous session. The Athens bourse will be closed tomorrow in observance of the October 28 national holiday.