The Profit Magic of Stock Transaction Timing by J.M. Hurst - Review (Part I)

The Profit Magic of Stock Transaction Timing by J.M.As you can see Hurst's price-motion model, although
Hurst was published in 1970. Many hundreds, perhapsit is a timing system, is not a repudiation of the
thousands, of investment or trading related booksadage about market timing, but more of a
have been written since then. Few, however, noconfirmation of it. 75% is a very large influence. And
matter how recently published, can match Hurst'sbecause the secular trend of the US markets at least
work for its clarity and completeness.has been up for more than 200 years a Buy &
Hurst was a physicist and worked as an aeronauticalHold strategy makes eminently good sense over the
engineer for more than 25 years. He was careful tolong haul. Hurst's price-motion model also maintains
provide the mathematical references for his workthe integrity of fundamental analysis as a worthwhile
although few readers would have the academicexercise of stock market investing.
training or perhaps even the inclination to pursue thePerhaps most surprisingly Hurst determined that
theoretical basis underlying his trading technique.macro random events, like news shocks, which in his
Happily, J.M. Hurst focused his book on the applicationtime would have been epitomized by the
of the principles and no such rigorous training orassassination of President Kennedy, and global events
mathematical background is required to understandsuch as war, even when combined with micro
and apply the stock trading method which Hurst laidrandom events, like an individual liquidating a stock
out in Stock Transaction Timing.portfolio to buy a summer house, account for only
Since, as the title tells us, Hurst set out to create a2% of stock price movement in the price-motion
trading method based on timing the market, or moremodel. Hurst readily acknowledged that the short
accurately timing the buy and sell of individual stocks,term affect of purely random events on stock prices
he first established the reasons that stocks move upcould be large but that the movement would still be
and down in price over time. His reasons are theonly temporary.
product of nine years of research and 30,000 hoursThe remaining 23% of stock price movement in
of computer analysis, and he expresses them in theHurst's price-motion model was determined to be the
book with a sense of scientific certainty that wouldresult of semi-predictable oscillations. These oscillations
probably create some discomfort in investors new toare caused by the aggregate sum of several
the art of technical analysis. How many times have(non-ideal) periodic fluctuations, better referred to as
we heard that you cannot time the market so don'tcycles. The nominal stock market cycles identified by
even try?Hurst are consistent with the periodicity of cycles
Hurst defined the process of stock price fluctuationsdetermined by researchers subsequent to the
as a price-motion model. He determined that 75% ofpublication of Stock Transaction Timing.
all stock price movement is due to relativelyIn the next part we will discuss how to take
foreseeable fundamental factors pertaining to theadvantage of the 23% cyclic contribution and why
stock market as a whole, to sectors and industriesthat is so important for achieving superior investment
within the market, and to individual stocks within thereturns.
industry groups.