How Mortgage Rates Are Set: 10-Year Treasury + Spread
30-year mortgage rates aren’t tied to the Fed’s rate. They track the 10-year Treasury plus a mortgage spread. Here’s how the math works.
Bruno
PayPal Pauses Ventures Portfolio Sale as Bids Cap at 60 Cents
PayPal has paused the sale of its PayPal Ventures portfolio after secondary-market bids topped out near 60 cents on the dollar, exposing a VC discount.
10-Year Treasury Hits 4.95%: S&P 500 Slides for 4th Day
The 10-year yield jumped 12 bp to 4.95% Sept. 10, its highest since Oct 2023, as the S&P 500 fell 0.58% for a fourth straight day ahead of Thursday’s CPI.
How an IPO Actually Works: S-1, Bookbuilding, Greenshoe
From S-1 to first trade: how underwriters price an IPO, run the roadshow, use the greenshoe, and why the 7% spread refuses to move.
Harvey Legal AI Hits $15.5B on $550M Series F Round
Harvey raised $550M at a $15.5B valuation, doubling its worth in six months as Diffusion and Lightspeed co-lead the legal AI unicorn’s Series F.
TSMC August Revenue Jumps 53%: AI Chip Demand Runs Hot
TSMC posted NT$514.8B in August 2026 revenue, up 53.3% YoY and 10.1% MoM. YTD growth hit 39.3% as AI chip demand outstrips supply.
The Cash Flow Statement Explained: CFO, CFI, and CFF
The cash flow statement shows how a company actually generates and spends cash. How to read the three sections, with a worked example from Apple’s FY2024.
Listen Labs Walks $1.5B Round to Weigh $2B Salesforce Sale
AI customer-research startup Listen Labs shelved a $125M Menlo Series C at a $1.5B valuation to chase $2B Salesforce takeover talks — a 67x revenue multiple.
Meta Surges 6.5% on ‘Muse’ AI Agent Debut, Nears $1.7T Cap
Meta jumped 6.5% to $653.69 on Sept. 9, 2026 as Wall Street cheered the launch of Muse, its new AI agent, pushing market cap toward $1.7 trillion.
Options Greeks Explained: Delta, Gamma, Theta, Vega, Rho
The five options Greeks — delta, gamma, theta, vega, and rho — explained with OCC definitions, worked examples, a cheat-sheet table, and two visual guides.