Boeing stock was in a holding pattern on Tuesday as investors waited for details from flight data recorders from Air India flight 171, which crashed on June 12, less than a minute after taking off from an airport in Ahmedabad,

The much-awaited preliminary report on the devastating Air India crash, involving a Boeing Co. BA +1.68% Get Free Report airplane, in June, which claimed 260 lives, is expected to be released by the end of this week.

Aviation industry publication the Air Current first reported the focus on the fuel switches that help power the plane's two engines.