The usual range is the middle half of readings since 2003. A percentile is the share of the 5,729 readings since 11 Sept 2003 that were below today's. Data: statistics, history (JSON); history as CSV.
To cite: tipsheet, “Stocks above their 50-day average”, data to 5 Oct 2026, https://tipsheet.markets/i/stocks-above-50-dma/