As this is the educational forum, I'll spread the love and post this info - it may help someone else who may be as confused as I was. Spoke to Simon and have clarified the following: - Last night the last traded price at 17h30 on the ALSI Dec-10 was 26155. - The marked-to-market (MTM) price as provided to Standard Bank from the JSE was 26358. This price is taken at approx 17h00, and reflected on the Portfolio's at approx 19h30. So, this morning the ALSI Dec-10 opened UP against the previous Last traded price, but DOWN against the MTM I also phoned the JSE and determined that all this info (and more) is freely available as a daily Excel File at this link: http://www.jse.co.za/DownloadFiles.aspx?RequestedNode=DownloadableDocuments/Safex/EdmStats So, you can teach an old dog new tricks...
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