Black-Scholes Explained: How Options Are Priced
The Black-Scholes options pricing model, in plain English: the formula, the five inputs, a worked example with verified numbers, and where it breaks.
Cognition Hits $26B in $1B Series D; Devin ARR Reaches $492M
Cognition raised $1B at a $26B post-money valuation — 2.5x its September 2025 mark — as Devin’s ARR reached $492M with enterprise usage up 50% monthly.
AST SpaceMobile Falls 18% on Blue Origin Pad Explosion
AST SpaceMobile (ASTS) shed nearly 18% Friday after a Blue Origin New Glenn engine test exploded at Cape Canaveral, rattling the entire space-stock complex.
Relative Strength vs RSI: What’s the Difference?
Relative Strength (RS) and the Relative Strength Index (RSI) sound alike but measure totally different things. Here’s the clean distinction.
Banks Push Fed to Codify Bowman Supervision Rollbacks
Wall Street wants the Fed to formally codify Vice Chair Bowman’s supervisory rollbacks before a future administration can undo them.
NetApp Surges 22% on Record Q4, AI Data Engine Drives FY27
NetApp jumped 22% to $174.29 after a record Q4 FY26: $1.95B revenue, $1.2B all-flash, and FY27 guidance up to $7.58B on AI Data Engine demand.
CPI vs PCE: Why the Fed Targets PCE Inflation
CPI vs PCE explained: how the two US inflation gauges differ in scope, weights, and formula, and why the Fed’s 2% target rides on core PCE.
Warsh Takes Fed Chair: Bond Yields Fall as Powell Era Ends
Kevin Warsh was sworn in as Fed Chair on May 22, replacing Jerome Powell. Treasury yields fell across the curve in his first week.
Incyte’s frontMIND Hits in DLBCL – At a Toxicity Cost
Incyte’s Phase 3 frontMIND trial cut DLBCL progression risk 25% with tafasitamab + Revlimid + R-CHOP, but severe adverse events and deaths from toxicity ran ahead of standard care.
Credit Default Swaps Explained: How Bond Insurance Works
What is a credit default swap? How CDS premiums, credit events, and the ISDA auction work, with worked numbers and verified market data.