Stocks making the biggest moves premarket: Microsoft, Boeing, Alphabet, Robinhood and more

cnbc.com:

Check out the companies making headlines in early morning trading.

Enphase Energy — Shares of the solar microinverter maker jumped more than 8% during premarket trading following the company's first-quarter results. Enphase reported record revenue, and exceeded analyst expectations on the both the top and bottom line. The company said Europe will be a key growth area looking forward as Russia's invasion of Ukraine sends power prices soaring.

Juniper Networks — The maker of networking technology saw its shares decline 6.1% after reporting first quarter earnings that came in slightly lower than analysts' estimates. Management said on the company earnings call that ongoing supply chain challenges have resulted in extended lead times and elevated logistics and component costs.

Edwards Lifesciences — The artificial heart valve maker's shares fell 3.6% despite reporting a revenue beat for the first quarter, as the company issued weak revenue guidance for the current quarter.

Visa — Visa's stock surged 5.5% premarket following a beat on the top and bottom lines in the previous quarter, as it anticipates travel recovery will bring continued growth. The payments firm reported adjusted earnings per share of $1.79 on revenues of $7.19 billion. Analysts expected $1.65 adjusted earnings per share and $6.83 billion in revenue, according to Refinitiv.

Texas Instruments — Shares of Texas Instruments fell 2.9% after the tech company issued weak earnings and revenue guidance for the current quarter and said it expects reduced demand from Covid restrictions in China.

Boeing — The aircraft maker's shares slipped by 1.3% after the company recorded weaker-than-expected earnings and revenue for the most recent quarter. Boeing also said it's