The F-35 Joint Strike Fighter program -- already the most expensive defense acquisition program in U.S. history -- just got even more costly, to the tune of $771 million.

Lockheed Martin, which had already designed and built the F-22 Raptor and F-35 Lightning II, was widely expected to win the contract. However, the contract was instead awarded to Boeing ...

Thirteen is looking like the F-35 fighter's lucky number. After struggling for a dozen years to make program realities match government expectations, in 2013 prime contractor Lockheed Martin saw ...

Lockheed Martin has delivered the backlogged F-35 Lightning II fighters that were parked at its facilities owing to problems with the Technology Refresh 3 (TR-3) software code, reported Bloomberg.

Lockheed Martin — which designs and produces the F-35 military fighter jets in Fort Worth — filed the federal lawsuit Thursday in the Fort Worth division of U.S. District Court for the ...

Lockheed Martin's F-35 program includes three variant aircraft (the F-35A, F-35B, and F-35C), each designed to meet the specific needs of America's sister service branches and a number of foreign ...

Defense giant Lockheed Martin has agreed to sell 90 new F-35 fighter jets to the US Defense Department for $8.5 billion – a deal that amounts to more than $700 million in savings over the last ...

And so Trump tweeted that, if Lockheed Martin didn't move quickly to cut the cost of the F-35, he would "price-out a comparable F-18 Super Hornet" from Boeing (BA 0.38%) and buy that instead.

To date, Lockheed Martin has delivered more than 975 F-35s, trained more than 2,180 pilots and 15,000 maintainers, and the F-35 fleet has surpassed more than 721,430 cumulative flight hours.

Lockheed Martin delivered a total of 142 F-35 fighter jets to the United States and its allies, three more than originally planned, the world's largest defense contractor said on Monday.

FAIRFORD, England— Lockheed Martin Corp. LMT -0.21% is in the final stages of negotiations with the Pentagon to conclude a multibillion-dollar contract for the next batch of stealthy F-35 Joint ...