Why Did The SINTX Technologies (SINT) Stock Rise By 18% After-Hours?

After-hours shares of SINTX Technologies Inc. (NASDAQ: SINT) increased 17.71% to trade at $0.2742. Since Friday’s regular session ended at $0.23, SINT stock seemed to be recovering its loss of -4.92%. What’s the latest on SINT? The SINTX Technologies (SINT) announced last week that its four new antibacterial biomedical implants have been granted international patents. […]