Lithium stocks cratered on Friday. The reason was a mystery. Now investors have an answer—it was down to the world’s largest electric-vehicle battery maker,
Contemporary Amperex Technology
, or CATL, did it.
A move by CATL (300750.China) is significant, but investors may have drawn the wrong conclusion. The bigger risks from the decision might be to battery and EV makers such as Tesla (TSLA).