Press releases 2007

Very Strong SETS Trading Sustained in Record September

The average daily number of trades on SETS, the London Stock Exchange’s electronic order book, was 575,988 during September 2007, the second highest monthly average on record and an increase of 84 per cent on September 2006. The average daily value traded also increased, up 46 per cent year on year to £8.4 billion. The total number of trades on SETS during the month was 11.5 million and the total value traded reached £168.0 billion.

Within the SETS totals, SETSmm continued to show strong growth, with the average daily number of trades up 120 per cent year on year to 152,347, and the average daily value traded up 88 per cent to £1.0 billion. Also reflected in the SETS figures, the International Order Book (IOB) had another very good month. The average daily number of trades on the IOB increased 61 per cent to 4,057, and the average daily value traded increased by 41 per cent to £326.5 million.

The expansion of the ETF market also continued, with 25 new ETFs admitted to trading during the month, including the Exchange’s first ETFs from both Deutsche Bank and Spa ETF plc. The average daily number of trades in ETFs was up 189 per cent on September last year to 2,303, and the average daily value traded up 188 per cent to £153.5 million. The total value traded in ETFs during the first nine months of 2007 has more than doubled compared with the same period last year; up 116 per cent to £26.3 billion.

There were 20 new issues on the Exchange’s markets during September, including 16 new issues on AIM, which raised £100.7 million between them. Of these, four were AIM IPOs raising £33.8 million between them. There were 26 further issues on the Main Market, raising a combined £164.9 million, and 134 further issues on AIM, raising £132.1 million.

RNS, the Exchange’s service for the dissemination of company news, issued 16,118 announcements during September, an increase of 18 per cent on the same month last year. Of these, 5,890 were news and results announcements, representing an 85.8 per cent share of all such announcements made in the UK market.

There were 20 trading days in September 2007, one fewer than in September 2006.

For further information please contact:

London Stock Exchange:
Catherine Mattison, Press Office - 020 7797 1222

newsroom@londonstockexchange.com

Notes to editors:

· From next month the format of this monthly report will change to reflect the London Stock Exchange’s merger with Borsa Italiana which completed on 1 October 2007.