On a late September evening, with summer’s warmth still lingering in the New England air, about 200 of Fidelity’s most prized brokerage customers sipped cocktails, nibbled hors d’oeuvres, and chatted ...

As new traders flood the market, a return to the basics may help novices understand the fundamentals of options trading. Stock options are contracts that represent the right to buy (or sell) shares of ...