Williams %R

get_williams_r(quotes, lookback_periods=14)


name type notes
quotes Iterable[Quote] Iterable(such as list or an object having __iter__()) of the Quote class or its sub-class.
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lookback_periods int, default 14 Number of periods (N) in the lookback period. Must be greater than 0. Default is 14.

Historical quotes requirements

You must have at least N periods of quotes to cover the warmup periods.

quotes is an Iterable[Quote] collection of historical price quotes. It should have a consistent frequency (day, hour, minute, etc). See the Guide for more information.




name type notes
date datetime Date
williams_r float, Optional Oscillator over prior N lookback periods


See Utilities and Helpers for more information.


from stock_indicators import indicators

# This method is NOT a part of the library.
quotes = get_history_from_feed("SPY")

# Calculate WilliamsR(14)
results = indicators.get_williams_r(quotes, 14)

About Williams %R

Created by Larry Williams, the Williams %R momentum indicator is a stochastic oscillator with scale of -100 to 0. It is exactly the same as the Fast variant of Stochastic Oscillator, but with a different scaling. [Discuss] :speech_balloon: