As of March 2015, Theranos is a private company that doesn’t have a stock symbol that the public can use. The company that makes medical technology works with Walgreens, which is a public company with shares that trade on Nasdaq under the symbol WAG.
Theranos is based in Palo Alto, California. Elizabeth Holmes started the company in 2003. Small drops of blood or urine are collected through a finger stick and sent to a lab for testing. Health care professionals and their patients can also use mobile apps and websites from the company. Through a partnership with Walgreens, Theranos offers its tests and services in the store’s Wellness Centers.