Check out the companies making headlines before the bell. Target – Shares plunged more than 17% after the Minneapolis-based retailer missed third-quarter earnings and revenue estimates and slashed its full-year guidance, just three months after raising that forecast. Target cited only a slight uptick in customer traffic and its...

Check out the companies making headlines in extended trading: Keysight Technologies — Shares added more than 8%. The electronics test and measurement equipment company's fiscal fourth-quarter results beat analysts' estimates on the top and bottom lines. Keysight also issued a rosy outlook for the current quarter, anticipating adjusted earnings...

Check out the companies making headlines in midday trading: Walmart — The big-box retailer saw shares jump nearly 5% to hit a record after the retail giant topped fiscal third-quarter earnings and revenue expectations. The retailer also hiked its outlook again as it saw growth in e-commerce and improvements...