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The Sterling Bonds and Fixed Income Handbook. Mark Glowrey
Читать онлайн.Название The Sterling Bonds and Fixed Income Handbook
Год выпуска 0
isbn 9780857193100
Автор произведения Mark Glowrey
Жанр Ценные бумаги, инвестиции
Издательство Ingram
Credit research is also conducted by broking houses and investment banks, as well as some good independent analysts. However, it is worth bearing in mind that price action in the markets will typically lead any change in the credit rating.
Credit ratings
Here is Standard & Poor’s definition of the ratings it awards to organisations issuing bonds.
1. Investment-grade debt
The following credit ratings are known as investment-grade debt. As a rule of thumb, investors managing portfolios where the risk must be minimised, and security of income and capital is paramount, will restrict themselves to bonds rated AAA and AA, with perhaps a few single A investments. Consider also a bond’s credit history. Has the rating improved or declined over time? Bonds subject to a potential re-rating will be on “credit watch”.
2. Non-investment grade
Bonds rated below BBB are known as non-investment grade. These bonds are of a more speculative nature, and imply a certain degree of risk. In view of this, the yield available on the instrument must be high enough to compensate the investor for this risk. Standard & Poor’s gives the following definitions for non-investment grade debt.
Note: The ratings from AA to CCC may be modified by the addition of a plus or minus sign to show relative standing within the major rating categories.
Table 6.1: conversion table for S&P and Moody’s credit rating
How useful are credit ratings?
The credit ratings agencies do not have a crystal ball – a problem that is faced by anyone attempting to quantify or manage risk, including private investors. One way to measure the accuracy of their work is to study default rates.
The following table shows the results of analysis by Standard & Poor’s on bond default rates for their range of ratings for two periods:
1 the year 2005
2 an average of default rates over the period 1981-2008
Table 6.2: bond default analysis
Source: Standard & Poor’s
As can be seen, default rates can vary greatly over different time periods.
At risk of making a rather over-optimistic and sweeping statement, I would say that it is rare to experience a default in an investment grade bond. Note, however, that a bond bought with a double-A status may well be downgraded several times before default, so credit ratings are not a “fit and forget” component of risk management.
Finally, consider that default may not be a total loss situation. In portfolios that I have held (or advised on) over the years, I would estimate that recovery rates have been in the range of 20 to 80p in the pound, although recovery of this debt frequently takes some years to achieve.
Non-rated issues
I recently surveyed the readers of my website for their opinion on preferred ratings bands and sectors. 20% of respondents replied that they did not follow the credit ratings agencies, preferring to formulate their own view independently of any rating given. This is not unreasonable. Many private investors have very good judgement and are not slaves to industry orthodoxy. That opens the possibility of buying unrated issues, an area where many fund mangers will be unable to tread.
Consider that an unrated bond is not necessarily a bad credit. There are some issuers who are of the opinion that their name and creditworthiness are sufficient to stand alone without the imprimatur of Moody’s or Standard and Poor’s. A good example of this would be the mutually-held John Lewis Group, which the market prices as a high-end investment grade corporate, in spite of not having a rating. Tesco Bank, the banking subsidiary of the supermarket group, is also unrated (although its parent carries an investment grade from the major agencies).
However; be advised. There is a danger, particularly with private investors, to confuse the product with the issuer. Whilst John Lewis is in good shape, there are numerous producers of well-loved and luxury goods that operate on thin margins, low profitability and a stretched balance sheet. With unrated issuers, take a good long look at the reports and accounts before acting.
Making the credit decision
Credit ratings
Credit ratings and their interpretations are covered earlier in the chapter and it is fair to say that these ratings should be the first port of call. The credit rating agencies are far from perfect but their opinion is generally valid, and, more importantly, their opinion will be closely followed by institutional investors.
Tip
Look out for the momentum of upgrades and downgrades. Re-ratings often come in series, and a drop from single-A to triple-B may not be the end of the story.
Do-it-yourself credit analysis
In addition to considering the company’s credit rating, you may well wish to perform your own credit analysis, whether the company be rated or otherwise. In some cases, there will not be a credit rating to rely on, the aforementioned John Lewis being a good example.
The first tool to apply is common sense: do you trust the management? Are the company’s activities, accounts and its balance sheet transparent? The next step is to download a copy of the company report and accounts and start digging. The advent of the internet has made this process much more accessible to the private investor. The company’s own website is the first port of call, but there are many resources that can be employed [See the appendix for further information].
On the flip side, be wary of confusing the product with the company. As mentioned above, private investors often feel well-disposed towards known high-street brands, and that goodwill may spill over into their analysis of the company’s debt. Try to stay objective.
The subject of credit analysis is a complex one, but if I can attempt to boil it down to a few main points, I would focus on the following.
Table 6.3: the main credit questions for investors
Timescale of investment
Very few companies will live forever. Changing social or economic conditions will impact the viability of the company’s products and operations. Indeed, one often hears comment that such and such a company is going bust. This may well happen, eventually. Certain industries, such as the manufacturing industry in the west, high-street book/record retailers, or travel agents appear to have a future of long-term decline ahead of them.
However, if we are buying a 5-year bond, the events that may or may not happen in the 22nd century are of relatively little importance to us. Certainly, if I had a pound for every time someone told me Ford is going bust, I would be a wealthy man (I