Historical Realized Volatility: complete profile for AAPL

This report summarizes realized volatility calculated from rolling returns, highlights the latest levels, and provides historical context for interpretation.

Overview

AAPL's realized volatility page provides insights into the stock's price fluctuations over time. Realized volatility measures how much a stock's price has varied from its average over a specific period. As of the latest data, AAPL's annualized realized volatility stands at 25.47%, while the recent monthly-equivalent is 18.34%, reflecting a moderate level of price movement historically.

Latest readings

As of 2025-08-04, the annualized 21-day realized volatility for AAPL is 14.22%. The monthly-equivalent measure is 4.1%. The latest close is $203.35.

Sample window spans 2015-08-12 to 2025-08-04.

Recent risk

Apple Inc. (AAPL) exhibits an annualized volatility of 14.22%, indicating a moderate level of risk compared to historical averages for large-cap tech stocks. The recent monthly-equivalent volatility of 4.1% suggests that AAPL's price movements are relatively stable, reflecting a period of reduced variability in its stock performance.

Descriptive statistics

Summary distribution of annualized volatility, monthly-equivalent volatility, and closing prices.

Volatility through time

Annualized 21-day realized volatility.

Price history

Closing prices over the same window.

Annualized volatility

An annualized volatility of 14.22% for AAPL indicates that the stock price is expected to fluctuate by approximately 14.22% around its average price of $203.35 over a year. This suggests a potential price range between $174.10 and $232.60, reflecting the stock's historical price variability.

30-day equivalent

AAPL's monthly-equivalent volatility of 4.1% suggests that the stock could experience short-term price fluctuations of approximately $8.34 around its price of $203.35 on August 4, 2025. This indicates a moderate level of uncertainty in the stock's movements over the coming month.

Volatility and risk

Volatility, measured by the standard deviation of returns, serves as a proxy for risk in financial markets. For example, Apple Inc. (AAPL) has a volatility of 14.22%, indicating the degree of variation in its stock price over a specific period.

Historical context

Apple Inc. (AAPL) exhibits a long-term volatility profile with an average of 26.4% and a median of 23.6%. The typical range spans from 18.3% to 31.0%, with lows around 7.8%. This distribution suggests that while AAPL generally experiences moderate volatility, it can also encounter periods of significantly lower fluctuations.