NVE's spintronic sensors are locked into products that cannot requalify a second source. Once one is designed into a pacemaker or defense module, swapping it means redoing the whole safety qualification, and couplers carry 40-plus-week lead times once a design is locked. Revenue grew 81% year over year last quarter on $31M trailing, with 79% gross and 66% operating margins, net cash and a 0.84 PEG. The risk: at $486M and 14.9x EV/sales, growth must repeat against a brutal comparison next year. x.comÂ