AeroVironment (AVAV) traded lower on April 28, 2026, with price action consistent with an ongoing sentiment drag from its Space Force SCAR/BADGER program uncertainty rather than a single fresh corporate announcement. The key overhang remains the stop-work order received in January 2026 on the company’s Other Transaction Agreement tied to BADGER phased-array antenna systems for the Space Force’s SCAR program, which has kept investors focused on program timing, scope, and margin outcomes.

The company previously disclosed that the January 2026 stop-work order on BADGER/SCAR was a trigger event for an impairment assessment and resulted in a $151.3 million goodwill impairment charge in the Space reporting unit. Management also tied the impairment to updated long-term cash flow expectations reflecting reduced revenue associated with the stop-work order and higher expected R&D and capital investments to commercialize the product. Even with broader defense demand remaining strong, this specific program’s timing and economics have been a dominant driver of downside sensitivity in AVAV.

Investors will be monitoring for any concrete milestones that reduce uncertainty around the BADGER/SCAR work stoppage—such as an amended agreement, restart of work, or clearer revenue timing. Separately, AeroVironment’s contract wins in adjacent defense programs have helped support the long-term growth narrative, but the stock’s near-term direction has remained highly responsive to perceived changes in Space program risk and any incremental signs that Space revenue and profitability assumptions need further resetting.