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NYSE:RBRK 4 December 2025 - 8 December 2025

Biggest Stock Gainers Today (December 5, 2025): TGL, SMX, WHLR, DBRG, TORO, PRAX and RBRK Lead a Volatile Session

Biggest Stock Gainers Today (December 5, 2025): TGL, SMX, WHLR, DBRG, TORO, PRAX and RBRK Lead a Volatile Session

Treasure Global (NASDAQ:TGL) surged about 276% on December 5, 2025, after a 1-for-20 reverse stock split and news of an acquisition. SMX (NASDAQ:SMX) jumped 135%, and Wheeler Real Estate Investment Trust (NASDAQ:WHLR) gained 98%. The S&P 500, Nasdaq 100, and Dow all closed higher, but small- and mid-cap stocks saw the largest percentage moves.
Rubrik Stock (RBRK) Jumps on Surprise Q3 Profit – Is the AI Security Darling Still a Buy?

Rubrik Stock (RBRK) Jumps on Surprise Q3 Profit – Is the AI Security Darling Still a Buy?

Rubrik shares surged over 13% in after-hours trading on December 4 after reporting a surprise non-GAAP profit and 48% year-over-year revenue growth for fiscal Q3 2026. The stock closed at $70.43 and briefly topped $82 post-earnings, pushing its market value near $14 billion. Rubrik’s adjusted earnings hit $0.10 per share, reversing a loss, while free cash flow quadrupled to $76 million.
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