AeroVironment (AVAV) is trading lower as the market continues to digest the fallout from the Space Force SCAR program’s BADGER antenna work, which has been a major overhang since the government issued a stop-work order earlier in 2026 and moved toward a firm-fixed-price structure. That uncertainty intensified in mid-March when the Space Force decided to terminate the SCAR contract for convenience after the parties could not reach an agreement on revised firm-fixed pricing, reinforcing concerns about the durability and profitability of the company’s Space, Cyber, and Directed Energy growth story.

Beyond the contract headline, the stock has also been contending with negative research momentum: Wall Street Zen downgraded AeroVironment from Hold to Sell on April 4, 2026. With the shares already volatile following the company’s fiscal Q3 results and guidance reset, incremental downgrades have tended to translate quickly into selling pressure and risk reduction.

Even as AeroVironment continues to win and publicize defense work in adjacent areas, investors are treating SCAR/BADGER as a higher-impact swing factor because it touches near-term revenue timing, segment mix, and margin risk under fixed-price terms. Until there is clearer visibility on whether any work is recompeted, re-awarded, or replaced with other funded programs, traders have been more willing to sell rallies and fade good-news headlines.

Key signposts are (1) any formal update on a replacement pathway for SCAR-related scope, (2) backlog and funded backlog commentary in the next earnings cycle, and (3) additional analyst target/rating changes as models are updated to reflect the termination and any new government awards.