Stocks making the biggest moves midday: Starbucks, CarMax, Virgin Galactic and more

cnbc.com:

Check out the companies making headlines in midday trading.

Starbucks — Starbucks shares lost nearly 3% after a union representing workers said strikes are slated to begin Friday in response to claims the coffee shop chain is not allowing Pride decorations at cafes. More than 150 stores, and about 3,500 workers, plan to join the strike occurring over the next week, the union said.

CarMax — The used-car retailer popped 8.8% after beating the consensus estimate of analysts for its first-quarter revenue. CarMax posted $7.69 billion, higher than the $7.49 billion anticipated by analysts polled by StreetAccount.

Virgin Galactic — Virgin Galactic shed 18% after announcing a $300 million capital raise via a common stock offering. The space tourism company also said it plans to raise an additional $400 million to grow its fleet of spacecrafts.

C3.ai — Shares of the major artificial intelligence beneficiary sank more than 11% after Deutsche Bank reiterated its sell rating on the heels of the company's investor day. «Until we get more comfort in some of the leading indicators, magnitude of new deals and signs of sustained new business traction we maintain our Sell rating,» the bank said.

Under Armour — The athletic clothing company's stock dropped 3.2% after being downgraded by Wells Fargo to equal weight from overweight. The Wall Street bank said Under Armour had overexposure to North America, excess inventory and a CEO at the helm for just six months.

Accenture — Shares of the IT and consulting firm fell 1.7% Friday, on track for its fifth-straight losing session. TD Cowen downgraded Accenture to market perform from outperform, citing a tepid outlook from the company in its earnings report earlier this week.

Evotec SE — Shares