Baystreet Staff - Friday, December 7, 2012 Tellabs (TLAB) leaps to counter downward trend Tellabs (NASDAQ: TLAB) soared 20.7% to $3.56. Tellabs shares have dropped 18.99% over the past 52 weeks, while the S&P 500 index has gained 12.65% in the same period. Share volume was 21.1 million, swamping an all-day average of 5.7 million