Welcome to Bull Street Buzz — Monday, April 27th 2026, 7:13pm — Our Principles - OpenAI — Enterprise Charges Couple Almost $10,000 For Putting Diesel In Rental Car, And The Story Gets Worse From There - Jalopnik — Anta: The Chinese sports brand taking on Nike and Adidas - BBC — Stock Futures Are Falling After Record-Setting Friday. Oil Jumps. - Barron's