CNBC's Rick Santelli joins 'Squawk Box' to brea

One of the world’s most successful investors, Li Ka-shing, is cutting ties with AMTD Digital Inc., the three-year old Hong Kong Fintech company. It became worth almost 4 times Goldman Sachs in less than a month after its stock rose 14,000% since listing in New York in July. The stock has since slumped in the last two days. Matthew Brooker discusses the stock on Bloomberg Television. Brooker is a Bloomberg Opinion columnist. The opinions expressed are his own.