Following a powerhouse Q4 earnings report, shares of EV maker Rivian Automotive, Inc. (NASDAQ:RIVN) skyrocketed by over 27% in Friday’s session—the stock’s largest single-day percentage gain in its history. 

The rally was fueled by a rare triple beat. Rivian surpassed expectations on revenue, narrowed losses more than predicted and issued a massive 2026 delivery forecast that left Wall Street stunned.

Breaking the Profit Barrier

The primary catalyst for the surge was the company’s newfound profitability. For years, skeptics questioned if a pure-play EV startup could ever stop the cash burn. 

CFO Claire McDonough silenced those doubts by highlighting a massive swing in the company’s bottom line.

“The improvement in unit economics in our Automotive segment, when combined with our strong software and services performance, resulted in greater than $1.3 billion of improvement in full year gross profit, making …

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