Bandwidth (BAND) stock surged 45% after Q1 earnings, boosted by AI tailwinds and a Salesforce partnership. Read more macro analysis here.

Bandwidth stock just had its best day in years. Here's why investors are betting big on this under-the-radar AI play.

The concept of Internet bandwidth refers to the amount of data that may be transferred over an Internet connection per second. Bandwidth is measured in bits per second, and most Internet connections have a bandwidth on the scale of megabits per second.

Q1 2026 Management View "Bandwidth has entered 2026 with historic momentum" (Co-Founder, CEO, & Chairman David Morken), highlighting "record revenue of $209 million, up 20% year-over-year" and "record first-quarter adjusted EBITDA of $26 million,

Cloud communications provider Bandwidth (NASDAQ:BAND) beat Wall Street’s revenue expectations in Q1 CY2026, with sales up 19.8% year on year to $208.8 million. On top of that, next quarter’s revenue guidance ($217 million at the midpoint) was surprisingly good and 4.