A Wall Street analyst cut his price target on Nvidia stock on Monday, citing "a multitude of factors (that) have clouded the ...

The leading chipmaker slumped 5% on Monday, building on last week's losses as heavy selling continued across the tech sector.

So far this year the S&P 500 has only declined by 1.9%. But its information-technology sector is down 7.5%. And its consumer-discretionary sector, which includes companies such as Amazon.com Inc.

But when you look at the carnage in the past six weeks since the DeepSeek developments rocked the technology sector, one company is largely responsible for the lost market value. That's Nvidia Corp.