LDOS vs TTD Comparison

Leidos Holdings Inc is a technology, engineering, and science company that provides services and solutions in the defense, intelligence, civil, and health markets, both domestically and internationally. Company customer includes the U.S. Department of Defense ("DoD"), the U.S. Intelligence Community, the U.S. Department of Homeland Security ("DHS"), the Federal Aviation Administration ("FAA"), the Department of Veterans Affairs ("VA"), and many other U.S. civilian, state and local government agencies, etc. The company is engaged in four reportable segments; National Security & Digital, Health & Civil, Commercial & International and Defense Systems. It provides a wide array of scientific, engineering and technical services and solutions across these reportable segments.

The Trade Desk provides a self-service platform that helps advertisers and ad agencies programmatically find and purchase digital ad inventory (display, video, audio, and social) on devices like computers, smartphones, and connected TVs. It uses data in an iterative manner to optimize the performance of ad impressions purchased. The firm's platform is referred to as a demand-side platform in the digital ad industry, and it generates revenue from fees based on a percentage of what its clients spend on advertising.