It's Broadcom Inc (NASDAQ:AVGO) stock's turn to get a boost from OpenAI, after the two made their partnership official. The pair have been working together for 18 months, and just went public with their plans to co-build and deploy custom AI processors and 10 gigawatts of OpenAI-designed AI accelerators. AVGO was last seen up 9.6% to trade at $355.81, climbing back up toward its Sept. 11 record high of$374.23. The ascending 50-day moving average lingers below as support, as well as a trendline connecting ...