European indices close the week on a mixed note

WBTN drops 9.8% after 80% rally; volatile stock shows 38 moves >5% in a year. Disney deal boosts revenue.

Dow hits record high, UNH soars 12% on Buffett's $1.6B stake; UNH previously down 60% from peak.

Intel shares jump 6% on potential US stake, bucking semiconductor slide. Trump tariffs loom, impacting chip valuations.

OSCR jumps 4.6% on Hy-Vee partnership, but remains volatile & 33.9% off highs. Buffett's UNH stake lifts sector.

Petrobras' FPSO hits record 225k bpd, 3 months early! Búzios field production set to surge, boosting valuation.

NVMI drops 4.7% on AMAT's weak forecast; NVMI up 26.4% YTD, but 10.5% off highs.

MELI jumps 3.5% on $7.8B Burry stake & 34% revenue surge. Up 36% YTD, near 52-wk high. Low volatility.