Jeff Marks reveals a bold move amid sizzling AI stock gains in 2025. Instead of chasing endless upside, the team strategically sells part of their holdings to lock in profits and manage risk. This disciplined approach offers crucial lessons for investors navigating red-hot markets. Read more: https://www.cnbc.com/2025/09/15/were-booking-profits-in-a-red-hot-stock-to-stay-true-to-our-discipline.html #JeffMarks #AIstocks #profitbooking #investingdiscipline #stockmarket