Stocks Hitting 52-Week Highs

shares gained 1.82% to reach a new 52-week high of $276.23 on Costco deal announcement.

shares rose 0.90% to touch a new 52-week high of $122.73. Cigna completed its acquisition of QualCare Alliance Networks on February 28.

shares climbed 14.27% to reach a new 52-week high of $97.01 after the company agreed to buy Freescale Semiconductor

for $11.8 billion.

shares gained 1.85% to touch a new 52-week high of $59.89. Texas Instruments shares have jumped 31.90% over the past 52 weeks, while the S&P 500 index has gained 14.02% in the same period.