UK Stock Market - Background Information and Statistics
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UK Stock Market Statistics 

Last revised July 2007

This note is intended to give some background on the ownership of shares in public companies that are listed on UK stock markets, and the trading that takes place in them. It also covers the particular characteristics of the private shareholder, that are of most concern to the UK Shareholders Association. Information has been gleaned from various sources and acknowledgements are given where appropriate - such sources often have more detailed information if you need it.  Unfortunately several of the surveys referenced in this note are out of date and have not been repeated recently, so care should obviously be taken in interpreting the information. 

The London Stock Exchange 

The London Stock Exchange operated markets in 1139 “Listed” Companies as at June 2007 - down from 1257 in May 2005 (source of this and other data in this section and the following section is the London Stock Exchange). In addition it operates the AIM market (1656 companies at the same date - up from 1200 in May 2005), which is a less regulated market and comprises mainly smaller companies. There has of course been a tendency for smaller fully listed companies to move to AIM in the last few years for various reasons, and the numbers of listed companies have otherwise been reduced by bids from private equity vehicles. 

The “Listed” market is typically classified into 100 stocks which are the largest capitalisation companies (and make up the FTSE 100 index), FTSE 250 companies which are the next largest (and together with the FTSE 100 stocks make up the FTSE 350), and the “Smaller Companies” which make up the rest.  

The total market capitalisation in June 2007 was £2,014 billion, but 136 companies had a market cap of more than £2 billion and represented 85% of the total so you can see that the FTSE 100 companies dominate the “listed” market. In addition, even within the FTSE 100 there is a strong predominance of a few larger contributors, typically truly international businesses, such as Shell, BP, GlaxoSmithKline and Vodafone. 

However, the AIM market has been growing rapidly in recent years and had a total market capitalisation of about £100 billion in June 2007.  

Note that there are a few share trading facilities other than the London Stock Exchange in the UK, such as Plus Markets (formerly called Ofex) for smaller companies, but the trading volume on such markets is typically quite small.  

Share Trading 

In 2004, the total value of equity shares traded on the London Stock Exchange was £2,316 billion and there were 54 million “bargains”.  

The last breakdown of share trading volumes was published by the London Stock Exchange at the end of 2000, and the following is a brief summary. 

  • 91% of trades were on behalf of UK clients as opposed to foreign clients (32% of shares were owned by foreign clients at this time according to the ONS).
  • Private clients created 65% of trades by number, but only 8% by value. It is worth pointing out how valuable therefore the role of private investors is in creating a liquid market, particular in smaller companies where institutional trading is often very small.
  • The average trade size for UK institutions was over £200,000 but only £7,800 for private clients (and the latter was falling although the numbers were increasing, presumably because of lower cost trading facilities and the influence of internet trading).

Compeer perform an annual survey of stockbrokers on behalf of APCIMS, and reported in 2003 that 20% of firms “execution only” business were in “certificated” form, down from 30% in 2002. Online trades accounted for 43% of execution only business.

Share Ownership 

The Office of National Statistics published information in July 2007 for the 2006 year on the ownership of UK shares. They reported the following: 

  • A total market capitalisation of £1,858 billion at the end of 2006 (an increase from £1,480 bn at the end of 2004).
  • UK private individuals owned £239 billion (ie. 12.8%) - down from 14.0% in 2004.
  • UK insurance companies held £273 billion.
  • UK pension funds held £236 billion.
  • UK Banks held £63 billion.
  • UK Unit trusts held £30 billion and Investment Trusts £45 billion.
  • Other UK financial institutions held £179 billion.
  • UK charities held £16 billion.
  • Foreign investors held £742 billion (41%).

Note that the proportion held by foreign investors had risen from 16% in 1994 to 41% in 2006, with this growth mainly coming at the expense of domestic insurance companies, pension funds and private individuals. These trends continued in the 2004 to 2006 period. The proportion held by private individuals has fallen from 20% in 1994 to 13% in 2006 - this is probably the result primarily of the government providing preferential tax rates to savings in pension funds, or via insurance policies.  Also it is important to point out that the role of “privatisation” and “demutualisation” share issues (where public utilities and financial institutions were sold off to small shareholders, often at bargain prices) may have distorted the picture  in that period. Many such shareholders have clearly subsequently disposed of their holdings rather than become long term stock market investors as was once hoped. 

Pension fund and insurance company holdings have probably declined in recent years due to concern about stock market performance, more stringent rules on asset ratios and minimum funding requirements, and a general trend to invest more in fixed interest stocks. 

Individuals now hold 50% of the shares in investment trusts (up from 38% in 2004).

In 2004, individuals held a higher proportion of non FTSE 100 companies, at 19%, than other types of holders. They only held 13% of FTSE 100 companies. These figures probably represent the typical institutional aversion to smaller cap stocks combined with significant holdings by executive management in smaller companies. 

Private Share Ownership 

Proshare in conjunction with Computershare and Mori Financial Services undertook a survey of over 1000 private shareholders in 2002. Together with other data, some of the conclusions were as follows: 

  • 22% of adults held stocks or shares, but 12% held only “privatised” or “demutualised” shares.
  • The median value of share portfolios was about £5,000, and the median number of companies held was only 3.
  • 89% held some shares in the form of share certificates, 31% held some in a PEP/ISA nominee account, 50% held some in a brokers nominee account, 12% held some in a company nominee account, and only 4% held some in a personal Crest account.
  • The average number of trades executed in the last 12 months was 3. Note though that this appears to represent a wide distribution with probably a few active traders (less than 10% of the total) and a large number of inactive traders (with zero or 1 trade per year).

The above information is consistent with the figures on private share ownership published in the Department for Work and Pensions survey last published in 2005/6 - see www.dwp.gov.uk/asd/frs/2005_06/index.asp where it suggests that 20% of UK households hold shares.

Clearly from the above data, there are an enormous number of shareholders in the UK (about 10 million perhaps) but the vast majority hold only a few shares, and many of those will have come from privatisations, demutualisations or from former employments. Such shares are rarely traded. 

It was reported in the Investors Chronicle in December 2005 that private client stockbrokers held about 500,000 "discretionary accounts" and 400,000 "advisory" accounts for clients, although the latter had fallen by 200,000 in the last five years with a strong trend, encouraged by the brokers, for clients to move to discretionary accounts.

Electronic versus Paper and Numbers of Holdings. 

Private shareholders in listed companies in the UK can currently hold shares in three forms:

-          In paper share certificates (probably to be replaced by a new “name on register” electronic system over the next few years).

-          As a personal Crest member where effectively a stockbroker “manages” the account but the shareholders name is on the company share register.

-          Through a brokers or company nominee account.  

All trades in the last two types would be via the Crest system, and it is estimated that 85% of shares are held within that system. But the 9 million retail shareholders who hold share certificates generate about 30,000 trades per business day (source: Crestco) - effectively these shareholders only trade on average about once per year. 

There are about 40,000 personal Crest members and the numbers are rising (up from 31,000 in 2001 when they represented holdings of £1.5 billion, ie. about £50,000 per shareholder on average). These may be shareholders with substantial portfolios, and they are likely to trade more actively.   

It is estimated that there are approximately 4 million people with nominee accounts, with 23 million shareholdings in those accounts (ie. holdings by beneficial shareholders in nominee accounts). (Source: Shareholder Rights Working Party submission to the DTI, 2005). Note though that many of these accounts are holdings in a company nominee account, such as those of HBOS, where shareholders in a “demutualisation” were placed into such a nominee.

 

 

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