RenkoChart
RenkoChart[{{date1, p1}, {date2, p2}, ...}] makes a Renko chart with prices pi at date datei.
RenkoChart[{"name", daterange}]makes a Renko chart of closing prices for the financial entity "name" over the date range.RenkoChart[{...}, s]makes a Renko chart with brick height of fraction s of the average price.
Renko charts filter out minor price movements to show trends more clearly.
Examples
RenkoChart[FinancialData["AAPL", "Jan 1, 2023"]]RenkoChart[{"GOOG", "Jan 2023"}]RenkoChart[stockData, 0.02]*See the official Wolfram Language Reference for more details.