Shares of Broadcom, CoreWeave, and Oracle, companies tied to the AI infrastructure buildout, extend last week's decline; ORCL is down 46%+ since September 10 news cnbc.com

Ari Levy / CNBC: Shares of Broadcom, CoreWeave, and Oracle, companies tied to the AI infrastructure buildout, extend last week's decline; ORCL is down 46%+ since September 10  —  In at least one corner of the artificial intelligence market, sentiment has turned decidedly negative.