TwiceOver Blog Analyze a stock →

TwiceOver Blog

How options are priced

Why a call option can lose money when the stock rises. One cause is a fall in implied volatility, which traders call IV crush.

All How options are priced Option expiration and assignment Earnings Mergers, acquisitions and spin-offs Reading SEC filings How markets work The economy and the Fed Other markets that move stocks Risk and position sizing Who owns what

No. 011 Fri 6 Nov 2026

How options are priced · Concept

IV crush: a call bought before earnings can lose 21% when the stock rises 4%

can lose 21%