Global equity markets concluded the first half of 2026 with a series of record-breaking performances, as major US indices including the S&P 500, Dow Jones Industrial Average, and Russell 2000 all posted their strongest six-month returns in history.
The rally was underpinned by a broad-based surge in semiconductor valuations, with investors heavily favoring memory chip manufacturers and foundry leaders throughout the period.
While the broader tech sector thrived, Nvidia’s stock performance lagged behind the sector average, highlighting a rotation within the AI supply chain.
Market participants appear to be diversifying their exposure beyond the dominant GPU maker, seeking value in adjacent areas such as memory and specialized logic chips.
This shift suggests that the initial capitalization of AI infrastructure spending is maturing into a more distributed market structure.
The closing surge comes as Wall Street analysts intensify their focus on the upcoming earnings season.