Boeing’s stock dropped after a 787 Dreamliner plane crashed in India, raising concerns over whether its recent rally may have just ended.

Boeing’s (NYSE:BA) stock fell as much as 5.9% on Thursday, while suppliers GE Aerospace (NYSE:GE) and Spirit AeroSystems Holdings (NYSE:SPR) slipped as much as 2.8% and 3.4%, respectively, after one of Boeing’s 787 Dreamliners crashed in India on Thursday,

The fatal crash tarnishes the Dreamliner jet’s safety record and muddies CEO Kelly Orthberg efforts to ramp up production as the airplane maker scored a flurry of new orders and hit

The Tata Group, which bought the airline three years ago, has been trying to improve operations at a time of great change in India’s aviation market.

Tata Group shares declined up to 2% in intraday trade on Friday amid weak trend in the Indian stock market and after a lethal Air India plane crash.

Despite its current price of approximately $205, which may seem like a reasonable valuation, we do not consider Boeing stock to be a compelling investment at this moment.

Airline stocks listed in Europe fell sharply after the crash of an Air India Boeing. Tui stock lost 9% as British Airways owner IAG lost 5%. Other aviation plays including Melrose Industries, easyJet,

Air India and Boeing are in the midst of significant turnarounds, but knowing the cause of the crash of Flight 171 will take a lengthy investigation.

Following the Air India Flight 171 crash in Gujarat, Singapore Airlines' shares declined due to its stake in the airline. The Boeing 787-8 Dreamliner crashed shortly after takeoff, resulting in numerous fatalities and injuries.