PSN ▲ +1.4% - Parsons Corporation $PSN - Parsons Strengthens Leadership in Global Counter-Nuclear Smuggling Mission with Two New NNSA Task Orders Parsons Corporation gained 1.4% today following news that it secured two new task orders from the National Nuclear Security Administration (NNSA) to expand its counter-nuclear smuggling work globally. The contract wins underscore the company's established expertise in nuclear security operations, which likely contributed to investor optimism about future revenue and the company's position in this specialized government services segment. 27-AUG-2026 04:05 PM ET