KnowraMutual fundLinked fromLinked fromThe 8 pages that link to Mutual fund, each with the reason it gives.All 8Broader topic 2Narrower topic 2Compared with 4John C. BogleNarrower topic: Bogle’s index funds were mutual funds, but his innovations concerned their costs and ownership.The Vanguard GroupNarrower topic: Vanguard is a major provider within the broader mutual fund industry.