Historical volatility refers to the measure of how much a fluctuation or change has occurred in the past for a particular asset, such as a stock or a market index. It helps to understand the level of risk associated with that asset by looking at its previous price movements. A higher
historical volatility suggests higher risk, while lower
historical volatility indicates relatively more stability.
Full definition
This is quite helpful, especially if you've never heard of a «
historical volatility index limit» and wouldn't know what it was even if you had.
Therefore, a risk - control strategy based on
realized historical volatility is likely to add value over the long run as well; even though we do not forecast volatility.
Standard deviation is also known
as historical volatility and is used by investors as a gauge for the amount of expected volatility.
The required inputs for the efficient frontier include the portfolio assets and expected annual returns, along with volatility expectations
when historical volatility is not used.
There are all kinds of charting tools to
measure historical volatility, and it's good to study them to get a «feel» for how a market's prices will have regular peaks and valleys, especially more seasonal - based commodities like the grains (corn, wheat, soybeans, etc.) and for the most part the softs (coffee, sugar, cocoa, etc.).
Instituted risk measures on capital, based on
Historical Volatility Data, Market Participation, Capital Quotas, and Daily Interpretation.
(Update 3/31/14: Based on the backtesting research that Cesar Alvarez did for me, I have since added an additional filter that screens for
Historical Volatility below.40.)
«We have never had and would never use any form of quantitative risk control because all quantitative risk control models
use historical volatility.
Equity Markets:
Historical volatility jumped this week, which means that VAR models will be penalizing equity exposure more than they have recently.
For any give stock, in interactive broker's TWS (and I bet on any other broker) there is a reported
options historical volatility and an options implied volatility.
The MFIP doesn't select from the whole of Class 4 because very few Class 4 funds have demonstrated low
enough historical volatility to qualify for this fixed income portfolio.
While the volatility of corporate bonds is generally higher than that of government bonds over a longer time - frame, the one -
year historical volatility of the S&P China Government Bond Index (3.61 %) is higher than the S&P China Corporate Bond Index (3.32 %).
With the
monthly historical volatility of the S&P 500 since 1950 measured at 14 %, this means Bitcoin is around 4.25 times more volatile than the S&P 500.
As for the low volatility, it takes a different approach, segmenting the market
by historical volatility, and no surprise, low volatility wins.
The timing portfolio adjusts the equity allocation monthly based on
realized historical volatility and the specified target volatility using 1 calendar month volatility period.
Historical Volatility data, Implied Volatility data, and the Current Implied Volatility Percentile for all stock, index and futures options updated weekly.
In addition, «
Historical volatility of single - family portfolio values [is] lower than most other residential / commercial rea estate asset classes.
Portfolio Margin uses a risk - based model that determines margin requirements based
on historical volatility by valuing a specific portfolio over a range of underlying price and volatility moves.
It will look at what
the historical volatility in your markets are.
In evaluating ETPs, many investors examine
the historical volatility.
ETPs with lower
historical volatility are assigned higher Realtime Ratings than those with higher volatility.
Using a custom excel spreadsheet containing price data for the current Dividend Champions, I began by calculating
the historical volatility over the past 63, 126, and 252 trading days of each Dividend Champion.
I then calculated the risk - adjusted returns (calculated as the returns divided by
the historical volatility) for each Dividend Champion over the past 63, 126, and 252 trading days.
The takeaway here would be that when implied volatility is much higher than would be expected given the current level of
historical volatility, there may be a good buying opportunity.
He wants to know all about
this historical volatility index.
He's a risk manager at an unnamed Wall Street securities firm in 2008, sitting at his desk, frowning at
a historical volatility index.