Stock futures (^DJI, ^IXIC, ^GSPC) lose steam from Monday's gains as Big Tech earnings begin to roll out later today, including Alphabet (GOOG, GOOGL) and Tesla (TSLA).

General Motors (GM) tops its second quarter earnings estimates, reporting strong sales numbers and boosted EV demand. Yahoo Finance executive editor Brian Sozzi speaks to GM CFO Paul Jacobson later today.

Vice President Kamala Harris has reportedly received more than enough delegates to secure her Democratic nomination after President Biden exited his 2024 reelection campaign and endorsed his running mate.

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This post was written by Luke Carberry Mogan.