NEW YORK (360Dx) – The stocks of most diagnostics firms entered the second half of 2018 on a roll as their share prices continued ticking up in July.

For the month, the 360Dx Index grew 5 percent month over month on the heels of a similar rise in June. The number of gainers during July (19) outpaced the number of decliners (eight), and several firms' stocks improved sharply. Natera (+22 percent), Invitae (+20 percent), and Opko Health (+20 percent)  led the gainers, while Enzo Biochem (-15 percent) was the sole double-digit decliner for the month.