Biggest News-Driven Stock Movers — Aug 19, 2026
Here were the biggest news-driven, market-adjusted stock moves on Aug 19, 2026:
- PURR — Hyperliquid Strategies announced a webcast to discuss results for the fiscal year ended June 30, 2026. +29.3% (excess vs. SPY: +29.4%)
- XOS — Xos said its Xos Hub achieved UL 2202 certification for fleet energy storage safety standards. -25.4% (excess vs. SPY: -25.4%)
- HIMS — Shares moved on headlines tied to an FTC lawsuit over privacy and billing and a Hagens Berman investigation. +12.8% (excess vs. SPY: +12.9%)
- GDXD — BMO filed a free writing prospectus (Form FWP). -11.3% (excess vs. SPY: -11.2%)
- SUJA — Hagens Berman announced an investigation into Suja Life following a post-IPO stock crash referenced in the release. +9.6% (excess vs. SPY: +9.7%)
- PENG — Penguin Solutions said it will present at the Goldman Sachs Communacopia + Technology Conference. -9.0% (excess vs. SPY: -8.9%)