Welcome to Bull Street Buzz — Tuesday, September 30th 2025, 10:03am — Where coffee prices are rising the most - Axios — Nvidia Stock Rises. Watch OpenAI to See Where It Goes Next. - Barron's — Nasdaq Opens Higher While Shutdown Looms - The Wall Street Journal — MoonLake can’t spin away this disastrous autoimmune drug failure - statnews.com — Microsoft launches ‘vibe working’ in Excel and Word - The Verge