Four executives at Fidelity Investments Institutional Services Co. of Boston have been promoted to vice president. Ed Nigro and John Danahy have been named vice presidents for research and development. John Farinacci is now vice president for finance and Jed Neureuter is vice president for client services.
Fidelity Institutional Retirement Services has also promoted two of its executives. Joseph LoRusso, who has been executive vice president for large plan services, was named president of the group. David Liebrock now has LoRusso's old position. He had been executive vice president of Fidelity Management Trust Co.