GM Q3 U.S. Sales Drop 5.5% as EV Weakness Persists

What happened

GM reported a 5.5% decline in U.S. new vehicle sales for Q3 2026, with all-electric vehicle sales down across the board. This marks a notable slowdown from the prior year's 6% growth and indicates softening demand in GM's key market. The decline likely pressures revenue and undermines the company's ability to sustain high-margin truck/SUV profits, which have been the core earnings driver. The EV sales drop further validates ongoing challenges in electric vehicle demand, including reduced tax incentives and competition, as highlighted in previous reports. Combined with existing EV writedowns and China restructuring, this data point reinforces the thesis that GM's profitability is more fragile than consensus believes.

Implication

If the sales decline reflects structural demand weakness rather than a one-off, GM's base-case earnings and buyback narrative may be at risk, supporting a lower valuation and increased probability of the bear scenario.

Thesis delta

The reported sales decline, particularly in EVs, strengthens the bearish thesis outlined in the master report. It increases the probability of softer North American demand and persistent EV losses, which are central to the bear case. Consequently, the conviction in the 'POTENTIAL SELL' rating should increase, and the stock's risk-reward skews further to the downside.