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Reading BIST 100: index levels, changes and turnover
BIST 100 is an index, not the share price of a single company. Borsa İstanbul's XU100 page states that displayed data is delayed by at least 15 minutes. Check the timestamp before treating a figure as current.An index level and a perce
In brief
- BIST 100 is an index, not the share price of a single company.
- Borsa İstanbul's XU100 page states that displayed data is delayed by at least 15 minutes.
- Check the timestamp before treating a figure as current.
<p>BIST 100 is an index, not the share price of a single company. Borsa İstanbul's XU100 page states that displayed data is delayed by at least 15 minutes. Check the timestamp before treating a figure as current.</p><p>An index level and a percentage change are different measures. Turnover alone does not establish returns or predict future prices. Compare matching periods and units.</p><p>This is a data literacy guide, not investment advice or a recommendation to trade. Source checked on 16 October 2026: <a href="https://www.borsaistanbul.com/endeks/xu100">Borsa İstanbul XU100</a>.</p>