Summary List Placement The San Francisco-based delivery startup DoorDash on Friday filed paperwork to go public, detailing its investors in a filing with the Securities and Exchange Commission and shedding more light on who is set to benefit from its initial public offering, from professional stock-pickers to airplane pilots. Giant institutional investors like Fidelity, through funds like its $125 billion Contrafund, and T. Rowe Price, through funds including its $61 billion Growth Stock Fund, are investors in the meal-delivery company. So are employer-sponsored retirement plans for companies including American Airlines and Costco, and several pension plans.