CNBC Daily Open: Tech had a rough day in the markets — its employees had a worse October

Group 1: Job Market Trends - October's job losses in the U.S. were nearly twice as high as in September, marking the steepest decline for any October since 2003, with 33,281 cuts in the technology sector alone, almost six times the previous month's total [1] Group 2: Tesla and Elon Musk - Tesla CEO Elon Musk had a nearly $1 trillion pay package approved, contingent on meeting performance targets that include reaching an $8.5 trillion valuation, while Tesla's current market cap stands at $1.54 trillion [2] - The world's most valuable company is Nvidia, which briefly reached a $5 trillion valuation last Wednesday [2] Group 3: Tech Sector Performance - Following a slump in tech stocks, Nvidia's market cap decreased to $4.57 trillion, with other companies like Microsoft, Broadcom, and Palantir Technologies also experiencing declines due to concerns over high stock prices, contributing to a 1.9% drop in the Nasdaq Composite [3] - The volatility in tech stocks serves as a reminder of market fluctuations for tech workers and investors, contrasting with Musk's continued ascent [3]