AeroVironment cratered 10.8% on a loss restatement as a US–Iran ceasefire drained the war premium from defense, while the rare-earth chokepoint caught a bid.

The drone basket sold off hard, and the only real strength sat at the top of the supply chain. Lynas Rare Earths' US line (LYSCF) rose 6.5% to $13.20, the basket's leader, as the rare-earth-magnets chokepoint held a bid against a falling defense tape. The backdrop is a magnet-price melt-up: NdPr has run to roughly $111/kg versus a $74 first-half average, with recent contracts setting ~$110/kg floors and profit-sharing above $150/kg, while Lynas remains the only producer of separated heavy rare earths — dysprosium and terbium, the high-temperature additives for NdFeB magnets — outside China. When the strait is upstream of the airframe, it can rise even on a day the airframes fall.

The laggard was company-specific pain on top of sector weakness. AeroVironment (AVAV) fell 10.8% to $151.33 after disclosing an $89.4M understatement of its operational loss for the periods ending January 31, 2026 — a restatement tied to a goodwill impairment on a halted US-government contract, revising the loss to $1.75 and $1.79 per share for the three- and nine-month periods. The stock is now down roughly 37% year to date. AVAV anchors the airframes-and-primes chokepoint plus loitering-munition effectors, so an accounting overhang there lands directly on the basket's center of gravity, with FQ4/FY2026 results — the first full post-BlueHalo year — due around June 29–30.

The structural read on the rest of the tape was the war premium leaving the room. President Trump's announcement of an interim US–Iran agreement — naval-blockade lift, sanctions relief and a reconstruction fund — pulled investors out of the conflict trade: Kratos (KTOS −5.8%), RTX (−2.0%), L3Harris (LHX −3.0%) and CACI (−3.6%) all eased, and the small-cap drone names fell harder (NN −9.1%, Unusual Machines UMAC −9.6%, Red Cat RCAT −7.1%). Note the divergence within the rare-earth strait itself: MP Materials (MP −1.0%) barely moved and American Resources (AREC +4.2%) firmed, so the magnet bid was selective, not a blanket sector lift.

The calendar turns dense. AeroVironment's FQ4/FY2026 print lands around June 29–30, the Senate Armed Services Committee's FY27 NDAA markup is expected July 8, and a House floor vote on the FY27 NDAA (H.R. 8800) is slated for July 15 — the policy read on whether a ceasefire actually trims procurement. For the rare-earth chokepoint, the hard dates are further out: China's one-year suspension of its October 2025 rare-earth export controls expires November 10, and the NDAA §844/§854 ban on Chinese-melted or -fabricated NdFeB/SmCo magnets in DoD systems takes effect January 1, 2027.