Carl Quintanilla, Jim Cramer and David Faber kicked off the final trading day of March and the first quarter with stocks – especially tech -- extending Friday's sell-off, 

as Wall Street anticipates Wednesday's tariff announcement by President Trump Jim outlined what investors' buying strategy should be in this market environment.

Also in focus: Goldman Sachs' note on recession risks, Elon Musk responds to Tesla protests and his company's slumping stock, Musk's xAI buys social media platform X, 

BlackRock CEO Larry Fink's annual letter to investors -- and his push to give individuals better access to private markets, day 2 for CoreWeave after its flat public debut.

Squawk on the Street Disclaimer