Stock Market Today, Oct. 27: Boeing Plummets 11% on Lower Production Rates and Missed Delivery Targets

BA plunged 10.69% on October 27, 2026, as the company said it would miss delivery targets for 737 Max jets and that production rate increases would take longer than expected. Volume ran 588% above average, a sign of heavy repositioning rather than routine selling.

The numbers were mixed. Revenue came in at $24.2B against $23.8B expected, a beat. But adjusted loss per share of $0.34 missed forecasts. The market ignored the top-line strength and focused on the operational outlook.

Interpretation: the reaction suggests investors are pricing the turnaround on production cadence, not quarterly revenue. A revenue beat did little to offset slower rate increases and missed 737 Max deliveries, which points to timeline risk as the main driver of the drop. The 588% volume surge indicates the move reflected broad conviction, not thin-liquidity noise.

The source names no analyst calls or price targets, and no read-through to AIR, LMT, or BAPA is established in the evidence, so any sympathy moves in those names would be speculation.