The Financial Times has a new tracker, featuring race cars and a checkered flag, "Track the market cap race to a trillion: Will Apple, Amazon, Microsoft or Alphabet reach the ‘quatro commas’ club first?" (Subscription.)

The state of play: "Apple is closest to becoming the first [public] company to achieve a $1tn valuation, but Amazon, Alphabet and Microsoft are not far behind."

• The paper today begins a series, "Race to a trillion": "Leading tech companies have enjoyed surges in market capitalization, as revenues and profits have powered ahead and investors showed an insatiable appetite for their shares."