Sumitomo Electric Industries is trading 4.36% down at $6.58, in line with broader AI-related risk-off selling amid rate and funding concerns.
- Reuters cited U.S. inflation as adding to concerns about a hawkish Federal Reserve; markets were mixed at this hour.
- No clear company-specific catalyst appeared in available reports. Sumitomo Electric announced an expansion of its SumiDrill product lineup on October 16, but no source linked it to the share decline.