Are We Seeing More Consolidated Ownership in Global Markets?

Blackrock and vanguard are two of the world's biggest asset managers that hold stakes in a huge number of companies. This is not about control, but really more about concentrated ownership. These large acet managers were the biggest shareholders at companies like appale and micro soft and wizer. So if we're also seeing more concentrated ownership extending to widely held companies, what does that mean for the voting power of minority shareholders in global markets?