I will be using
a stock mean reversion strategy with an average hold of three days.
I trade two
stock mean reversion strategies with no stops.
Unfortunately like a lot of
stock mean reversion strategies, the last couple of years have not been that great.
Since this is not possible (for most of us), I don't think that the resulting statistics reflect the reality of trading
a stock mean reversion system.
I was recently interviewed on Better System Trader, click here for part one of the interview, about the steps for creating
a stock mean reversion strategy.
Not exact matches
Valuations on high - yielding
stocks may have become overstretched in the historically low - yield environment, potentially making them vulnerable if the markets experience a
mean reversion shift.
I'm actively looking at my debt and determining if it makes more sense to pay down mortgages (locking in a guaranteed ~ 4 % return) or investing in bonds (~ 1 % returns if held to maturity) or
stocks (uncertain, but I just wrote an article about the current PE ratio and the inevitable
reversion to the
mean and I believe we are likely headed for 10 years of low single digit returns).
Several years ago, we began working with Jack after discovering that his short - term «
reversion to the
mean» ETF system greatly complimented the Morpheus momentum trading strategy for individual
stocks.
Greenspan mistakenly assumed he could kick the can down the road indefinitely, and he intentionally prevented
mean reversion on the
stock markets, housing markets, and pretty well nearly all markets.
This
mean reversion has shown that eventually, both gold
stocks and gold bullion will move back to their historical averages.
The
stock is well above its 200 - week simple moving average at $ 630.66 and has been above this «
reversion to the
mean» since the March 2009 low, when the average was $ 55.92.
Part two:
Stock market returns recover later: Equities should eventually bounce back due to
mean reversion.
Buy enough «safe» cheap
stocks and thanks to
mean reversion or shareholder activism or just plain time, your results should outperform the market.
In each of these instances, we believe value
stocks simply became too cheap and
mean reversion prompted a value rally.
His thesis was that the
reversion to the
mean would see both
stocks and profit margins fall from such great heights.
Stocks that are significantly undervalued by quantitative measures often experience a
reversion to the
mean, their price eventually becomes more inline with their fundamental value.
Behind the term
reversion to the
mean is the notion that
stock prices are related to earnings.
Have you considered using market internals (market breadth, e.g. Advance / Declines) as a filter for your
mean reversion trades on
stocks?
The Investor's Scenario Surfer [Scenario Surfer button] incorporates the
Stock Returns Predictor (including a special version for long lasting (secular) Bear Markets) and two forms of
mean reversion.
However, if we stick to the base rates on fundamentals, we get a much lesser
mean reversion than we get in
stock market returns.
Looking at this data, at least, the evidence seems strong that a high CAPE today goes with lower
stock returns in future periods, with the
mean reversion becoming stronger for longer time periods.
Many momentum - based strategies, such as buying
stocks with high relative strength (that have gone up the most over a recent time period) or have had the highest earnings growth in the last few years, are effectively strategies that are betting against
mean reversion in the near term.
In my view, the core of Graham revolves around
mean reversion — in business and in the
stock market.
The
stocks estimate of future distributable profits rise, but with a sense of possible
mean reversion.
Two concepts that support buying
stocks on dips are
reversion to the
mean and market sentiment.
-LSB-...] The Health of
Stock Mean Reversion: Dead, Dying or Doing Just Fine [Alvarez Quant Trading] My second post on this blog was a look at mean reversion, Is mean revers
Reversion: Dead, Dying or Doing Just Fine [Alvarez Quant Trading] My second post on this blog was a look at
mean reversion, Is mean revers
reversion, Is
mean reversionreversion dead?
What I can say is that it is a very typical
mean reversion strategy that trades
stocks.
When international
stock indexes are added to the data, there is no
reversion to the
mean, or reduction of risk over longer periods of time (Philippe Jorion).
To paraphrase Mr. Varadi, most of the opportunities arise at the same time so it is really no better than trading a
stock index for
mean reversion.
This
means we are seeing fewer
stocks sell off and setting up for a
mean reversion trade.
In most of my
mean reversion posts, I use RSI (2) to determine if a
stock has sold off.
My previous post The Health of
Stock Mean Reversion: Dead, Dying or Doing Just Fine generated good reader's suggestions on other ways to check on mean reversio
Reversion: Dead, Dying or Doing Just Fine generated good reader's suggestions on other ways to check on
mean reversionreversion health.
One of the most fascinating examples of the phenomenon of
mean reversion was identified by Werner F.M. DeBondt and Richard H. Thaler in Further Evidence on Investor Overreaction and
Stock Market Se...
The
mean reversion strategy trades smaller
stocks which rarely have dividends.
It is because of you guys that I have started looking into
mean reversion strategies for
stocks.
What we have seen over the past 2 + years is probably a
mean reversion, with Lowe's
stock price slowly returning toward more normal valuation levels.
I
mean, if still there are several
stocks with quasi-stationary prices, we could expect that they still could be good examples of good profits with
Mean Reversion strategies, right?
Now can we generalize that all
mean reversion systems will get better with delisted
stocks, no.
The original strategy trades Russell 3000
stocks and it is a typical
mean reversion strategy.
Given a quality database, such as could be Norgate with delisted
stocks, how many years of data would you recomend to properly test a
mean reversion stategy?
The last part of the paper discusses two possible explanations for
mean reversion: time varying required returns, and slowly - decaying «price fads» that cause
stock prices to deviate from fundamental values for periods of several years.
It demonstrates that variance ratios are among the most powerful tests for detecting
mean reversion in
stock prices, but that they have little power against the principal interesting alternatives to the random walk hypothesis.
Believers in fundamental indices point out that repeated research by Kenneth French from Dartmouth's Tuck School and the University of Chicago's Eugene Fama has shown that small cap and value
stocks have outperformed other securities over most significant historical periods, and haven't yet displayed a
reversion to the
mean.
Mean Reversion: In stock investing, mean reversion refers to the theory that prices and returns tend to move back to the average
Reversion: In
stock investing,
mean reversion refers to the theory that prices and returns tend to move back to the average
reversion refers to the theory that prices and returns tend to move back to the average or
mean.
The New Yorker has John Cassidy's interview with Richard Thaler, Chicago School economist and co-author (along with Werner F.M. DeBondt) of Further Evidence on Investor Overreaction and
Stock Market Seasonality, a paper I like to cite in relation to low P / B quintiles and earnings
mean reversion.
Prices of these
stocks are likely to reflect the failure of investors to impose
mean reversion on growth forecasts.
I've posted here regularly about the implications of
mean reversion in elevated profit margins (see, for example, The Temptation To Abandon Proven Models In Speculative and Fearful Markets: Why This Time Isn't Different, What Record Corporate Profit Margins Imply For Future Profitability and The
Stock Market, Warren Buffett, Jeremy Grantham, and John Hussman on Profit, GDP and Competition).
... Here is the simple truth:
mean reversion is pervasive, and it works on financial results as it does on
stock prices.
De Bondt and Thaler's findings stand the conventional wisdom on its head and show compelling evidence for
mean reversion in
stocks in a variety of forms.
Equally weighting the index also pairs with our value factor by avoiding many of the glamour
stocks, and rebalancing back to equal weight captures benefits of
mean reversion.