Activist investment fund Green Century Capital Management has filed shareholder resolutions aimed at forcing three insurance companies to stop offering coverage to oil and gas companies, MarketWatch reports. In response, the targets of the arm-twisting attempt--Chubb, Travelers, and The Hartford--filed no-action requests with the Securities and Exchange Commission. The Green Century Capital Management resolutions call on the insurers to "adopt and disclose new policies to help ensure that its underwriting practices do not support...