The all time highs for the following 13 FTSE 100 companies were all in the last century.
| Company | TIDM | Date of all time high | Fall from high (%) |
| Aviva | AV. | Apr 98 | -69.8 |
| BAE Systems | BA. | May 98 | -35.3 |
| BT Group | BT.A | Dec 99 | -78.0 |
| GKN | GKN | Apr 99 | -30.2 |
| GlaxoSmithKline | GSK | Jan 99 | -39.6 |
| International Consolidated Airlines Group SA | IAG | May 97 | -74.3 |
| Kingfisher | KGF | Apr 99 | -59.0 |
| Legal & General Group | LGEN | Feb 99 | -35.5 |
| Lloyds Banking Group | LLOY | Apr 98 | -90.7 |
| Prudential | PRU | Dec 99 | -24.8 |
| Reed Elsevier | REL | Mar 98 | -7.7 |
| RSA Insurance Group | RSA | Mar 98 | -80.4 |
| United Utilities Group | UU. | Sep 98 | -17.2 |
