The stock market has maintained its smooth upward pace since the government shutdown ended in mid-October.
Perhaps too smooth.
The record-breaking run that continued Friday is unnerving some on Wall Street who worry that stock prices are getting ahead of themselves.
The market sailed to its third straight weekly gain with the Standard & Poor's 500 index notching a fresh high and the Dow Jones industrial average nearing a new peak.
The Dow climbed 61.07 points, or 0.4%, to 15,570.28. It rose a little more than 1% for the week, and is up almost 19% this year.
The S&P 500 rose 7.70 points, or 0.4%, to 1,759.77 and is up 23.4% this year. That's just a...