Usually an easy question to answer – but not on Monday morning. The FTSE 100 was stuck at 5440.2, suggesting a rise of 199.5 points – yet individual stocks were not updating.
The reason? The London Stock Exchange has been forced to suspend connectivity, presumably in response to a jump in trading volumes triggered by the Freddie and Fannie bail.
Notification to LSE clients:

Of course, there are now other venues for trading stock in London, like Chi-X and Turquiose, which did not appear to be suffering problems on Monday.
All of this on a day when Clara Furse, the CEO of the LSE, let rip at her critics in a letter to the FT.
History is not a reliable predictor of the future of share dealing
Shares in LSE were being quoted at 815.5p, up 57p. Allegedly.
