Lockheed Martin is trading 6.6% up at $600.97 after closing at $563.85 on August 28, with no clear, directly attributable catalyst identified.
- The company announced a successful second test of its Joint Reduced Range Rocket on August 28.
- Separate reporting said F-35 acquisition costs rose about $51 billion; neither development was explicitly linked to the price move.
- The broader market was mixed; recheck for a delayed filing, analyst action, or late-breaking contract announcement.