In the run up to the fourth anniversary of the Sandy Hook Elementary School shooting, gun-related violence continues to be an enduring focal point for public policy debate in the United States. Its causes and proposed remedies often prompt heated political debate following each new public mass shooting. With lawmakers divided over how to address the issue causing stasis on the regulatory front, investors may in 2017 see growing demands to identify, monitor, and/or divest firearms and ammunition manufacturers and retailers within their portfolio.