By Peter Nurse

-- Stocks in focus in premarket trade on Friday, March 31st. Please refresh for updates.

• Virgin Orbit (NASDAQ:) stock slumped 40% after the said in a filing with the U.S. Securities and Exchange Commission that it would also lay off 85% of its staff after it failed to "secure meaningful funding."

• Bed Bath & Beyond (NASDAQ:) stock fell 4.1% after the troubled retailer warned it will likely go bankrupt if a last-gasp $300 million equity offering fails.

• JD.com (NASDAQ:) ADRs fell 0.4% after Loop Capital downgraded the Chinese e-commerce company to 'hold' from 'buy', on valuation after strong gains in the previous session with its subsidiaries filed for IPOs.

• Nikola (NASDAQ:) stock fell 7.3% after the electric vehicle manufacturer said it will attempt to raise $100 million via a secondary stock offering to the public.

• ELF Beauty (NYSE:) stock rose 1.4% after Morgan Stanley maintained an 'overweight' rating on the cosmetics company, saying it's its preferred name in the sector.
• Cintas (NASDAQ:) stock fell 1.4% after Jefferies downgraded its stance on the services company to 'hold' from 'buy', after strong gains on the back of solid third-quarter .
• Generac (NYSE:) stock fell 3.4% after Bank of America downgraded the power systems provider to 'underperform' from 'neutral', saying its 2023 guidance is unrealistic.