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Volatility

2026

Options basics: delta, calls, volatility, ITM and OTM

Options terminology becomes unreadable fast if the vocabulary is not clear. This post is a compact primer on the basic terms that show up again and again: calls, puts, strike, premium, delta, volatility, and the difference between in the money and out of the money. Question # What do traders mean when they talk about delta, calls, volatility, and contracts being in the money or out of the money?