Stories begin to emerge GameStop may be transforming into holding company. 13 Dec A holding company is a company that owns other companies and oversees their operations but exists solely to operate those subsidiaries. Administrator An investor analyzes why GameStop is possibly being restricted from disclosing the updated number of Direct Registered Shares (DRS). As the Security & Exchange Commission adds new rules that will affect the future of the entire stock market, SEC Chair Gary Gensler literally mentions GameStop as being the reason why.