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Standard Deviation API

Technical Indicators

Standard Deviation

Edit any parameter, add optional ones, then hit Try it, then switch the response between Formatted and Raw.

Rolling measure of price dispersion around its mean over a fixed window, used as a fundamental gauge of volatility for the requested asset and timeframe.

>_ Endpoint:
https://financialmodelingprep.com/stable/technical-indicators/standarddeviation?symbol=AAPL&periodLength=10&timeframe=1min&apikey=YOUR_API_KEY

Parameters

( * ) Required
Query Parameter
Type
Value
symbol *
string
periodLength *
number
timeframe *
string
from
date
to
date
ResponseSample
1 result
Date
Open
High
Low
Close
Volume
Standard Deviation
2026-07-30 00:00:00
333.13
334.48
329.59
332.39
29207295
5.675893674127448