https://nypost.com/2020/03/30/brooklyn-man-arrested-for-hoarding-masks-coughing-on-fbi-agents/
Sorry, the FBI said it was investigating him for hoarding the masks.
Sorry, he was arrested for price gouging under the Defense Production Act.
“Prosecutors said 43-year-old Baruch Feldheim sought to take advantage of the COVID-19 crisis and equipment shortages at New York’s hospitals to make medical workers pay inflated prices for surgical masks, medical gowns and other Personal Protective Equipment (PPE).”
Did you even bother to read the article at your link? The price gouging is in there.