NVIDIA (NVDA) is currently trading roughly 40% above its 50-day MA, hitting +2 standard deviations, having last done so in May of last year.
In the past two years, every time the stock price moved away from the 50-day MA by +2 or -2 standard deviations, the stock price’s upward or downward trend at least slowed down, see the red and green arrows. While no imminent downturn is evident, there is a potential slowdown for the current uptrend.