Automaker General Motors (GM) expects to take over $5 billion in non-cash charges on its joint-venture operations in China with SAIC Motor Corp. (600104.SS).

Foot Locker (FL) shares are tumbling in Wednesday's pre-market trading as the footwear retailer cuts its full-year guidance while missing third quarter estimates, citing weak consumer demand.

Cloud software operator Okta (OKTA) stock is holding onto gains after beating earnings and revenue estimates for its last quarter.

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This post was written by Luke Carberry Mogan.