Rubrik shares rise 16.85% premarket after Q3 revenue jumps 48% to $350.2M and subscription ARR hits $1.35B, with guidance raised.

Rubrik Inc. surged 16.85% in premarket trading following the release of its third-quarter fiscal 2026 financial results, which exceeded expectations. The company reported 34% year-over-year growth in subscription ARR to $1.35 billion and 48% revenue growth to $350.2 million, driven by strong demand for its AI-driven security and data management solutions. CEO Bipul Sinha highlighted record net new subscription ARR and robust free cash flow generation ($76.9 million), while CFO Kiran Choudary noted outperformance across key metrics. Rubrik also raised its full-year fiscal 2026 guidance, projecting $1.28 billion in revenue (up from $1.23 billion) and narrower losses. The results, coupled with product innovations like Rubrik Agent Cloud and strategic partnerships, reinforced investor confidence in its AI resilience and cybersecurity positioning. The stock’s sharp premarket rise reflects optimism over sustained growth, operational leverage, and elevated guidance.