Nvidia (NASDAQ:NVDA) shares reached new all-time highs last week, overtaking AAPL to become the world’s largest company by market cap. With nearly

Financial writer analyzes historical DJIA changes to caution against over-optimism on Nvidia Corporation's stock inclusion. Click for my NVDA performance update.

Also know that, unlike the S&P 500 or the Nasdaq Composite, the Dow is weighted by price rather than by market cap. Although Nvidia has an outsized influence on the movements of the cap-weighted benchmarks, at current prices NVDA stock will be as important to the DJIA as, roughly, 3M ( MMM ).