Mega Cap(redirected from mega-)
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Describing a publicly-traded company with an extraordinarily large amount of market capitalization. Though there is no fixed measurement, a mega-cap company typically has a market capitalization over $200 billion. Some brokerages or exchanges may have slightly different definitions of mega-cap. Some indices track mega-cap companies, as do some exchange traded funds. See also: Large-cap, Mid-cap, Low-cap, Micro-cap.