16:14 ET Overture Svcs beats, guides down (OVER) 16.53 +0.45: Reports Q1 (Mar) earnings of $0.15 per share, $0.01 better than the Reuters Research consensus of $0.14; revenues rose 57.3% year/year to $224.7 mln vs the $218.5 mln consensus. Company sees Q2 EPS of $0.04-0.06 vs R.R. consensus of $0.14; revenues of $240-255 mln, est $244 mln. Company cites 1) lower-than-forecasted revenue in U.S. Pay-For-Performance service; 2) traffic acquisition costs at the high end of previously forecasted range; and 3) increased technology and infrastructure expenses to drive the Web search and Pay-For-Performance product lines.