The Swiss franc ticked higher against the euro in early Thursday trading, holding on to strong gains in the previous session when a ratings cut on Greek debt piled further pressure on the single currency. The franc was 0.1 percent higher against the euro compared to the New York close, trading at 1.1507 francs per euro by 0759 GMT. The franc was 0.1 percent higher against the dollar at 0.8006 francs to the dollar.