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BENSON, AZ - SEPTEMBER 29:  Gun shop owner Jeff Binkley displays AR-15 "Sport" rifles at Sarge's Sidearms on September 29, 2016 in Benson, Arizona. He said he redesigned and renamed his store just this year. Gun shops are proliferate in Arizona, which regulates and restricts weapons less than anywhere in the United States.  (Photo by John Moore/Getty Images)
BENSON, AZ - SEPTEMBER 29:  Gun shop owner Jeff Binkley displays AR-15 "Sport" rifles at Sarge's Sidearms on September 29, 2016 in Benson, Arizona. He said he redesigned and renamed his store just this year. Gun shops are proliferate in Arizona, which regulates and restricts weapons less than anywhere in the United States.  (Photo by John Moore/Getty Images)

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    Why gun stocks rise after mass shootings

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Why gun stocks rise after mass shootings

Shares of Sturm Ruger and Smith & Wesson owner American Outdoor Brands tend to go up after mass shootings as investors bet that sales will spike. But it's unclear if gun sales will soar now that the NRA-backed President Trump is in office.

Why gun stocks rise after mass shootings

Shares of Sturm Ruger and Smith & Wesson owner American Outdoor Brands tend to go up after mass shootings as investors bet that sales will spike. But it's unclear if gun sales will soar now that the NRA-backed President Trump is in office.