Rubrik (RBRK) Stock Before the Bell on December 8, 2025: AI Security Breakout, Earnings Shock, and What Traders Should Watch
Rubrik shares jumped 22.5% to $86.27 on Friday after reporting a surprise Q3 profit and 48% revenue growth, beating estimates. Trading volume surged to 17 million shares. The stock remains 16% below its $103 high but is up over 80% from its 52-week low. Analysts expect volatile trading near $87 at Monday’s open.