Nio stock builds a bullish pattern into earnings as BYD issues major EV warning

Nio’s stock has fallen sharply over the past few months, wiping out billions in market value, but delivery growth is accelerating. The shares are now stalling at a key support level and forming a bullish chart setup ahead of its earnings report on Tuesday, Sept. 1. Near-term bias is cautiously positive on the technical reversal, though the outlook remains uncertain into results.