Quad witching, Nike slides, weed rules and more in Morning Squawk

Group 1: Market Overview - Wall Street is expected to experience significant volatility due to "quadruple witching" day, with options on various securities expiring, marking a record $7.1 trillion in notional options exposure [1][5] - The S&P 500 and Dow Jones Industrial Average recently ended a four-day losing streak, but are down approximately 0.8% and 1% respectively for the week [5] Group 2: Nike's Performance - Nike anticipates a low single-digit percentage decline in fiscal third-quarter revenue, with modest growth in North America, and expects gross margins to shrink by 1.75 to 2.25 percentage points, impacted by tariffs [2][3] - Despite challenges in China, strong sales in North America helped Nike's results exceed Wall Street expectations, with CEO Elliott Hill describing it as the "middle inning of our comeback" [4] Group 3: Cannabis Policy Changes - President Trump signed an executive order to reclassify marijuana from Schedule I to Schedule III, which could lead to increased competition in the cannabis market, causing shares of cannabis companies to decline [6] Group 4: College Sports Valuation - The University of Texas at Austin has become the most valuable college sports program, valued at $1.48 billion, a 16% increase from the previous year, generating $332 million in revenue for fiscal 2024, which is 23% higher than the previous year [9][10] - Ohio State University, previously the most valuable program, is now valued at $1.35 billion, a 2% increase from last year [10]