Mass lightning bolts light up night skies by Daggett airport
Economists had forecast that there were 5.675 million job openings during that month, according to Bloomberg. The number of openings in March was revised down to 5.670 million from 5.757 million.
Importantly, the JOLTS report included the quits rate - the share of employees voluntarily resigning - which fell to 2% from 2.1%.
This is one of Federal Reserve chair Janet Yellen's top indicators of the labor market because it shows how confident workers are in the jobs market.
In a speech on Monday, Yellen referenced the record number of job openings and the recent increase in the quits rate as signs that the labor-market has been positive overall, even after new job additions fell to a six-year low last month.
The number of hires in April fell slightly to 5.1 million, and the rate edged down to 3.5% from 3.7%.