The OBX Index is a stock market index which lists the 25 most liquid companies on the main index of the Oslo Stock Exchange in Norway. All stocks on the OBX list can be traded with options and futures. The companies on the OBX list are rotated twice a year, on the third Friday of June and December.
The following 25 companies constitute the OBX list as of the semi-annual review effective 18 March 2024.[1]
| Company | ICB subsector | Ticker symbol | Index weighting (%)[2] | |
|---|---|---|---|---|
| oil: crude producers | 7.70 | |||
| marine transportation | 0.91 | |||
| banks | 9.89 | |||
| integrated oil and gas | 15.22 | |||
| marine transportation | 2.07 | |||
| marine transportation | 0.97 | |||
| marine transportation | 1.71 | |||
| marine transportation | 0.96 | |||
| diversified industrials | 5.72 | |||
| farming, fishing, ranching and plantations | 8.00 | |||
| MPC Container Ships | marine transportation | 0.41 | ||
| renewable energy equipment | 0.71 | |||
| semiconductors | 1.31 | |||
| aluminum | 7.11 | |||
| airlines | 1.09 | |||
| food products | 5.17 | |||
| oil equipment and services | 0.62 | |||
| farming, fishing, ranching and plantations | 4.68 | |||
| life insurance | 4.16 | |||
| oil equipment and services | 3.58 | |||
| telecommunications services | 6.66 | |||
| oil equipment and services | 1.30 | |||
| machinery: industrial | 3.11 | |||
| offshore drilling and other services | 1.93 | |||
| fertilizers | 5.03 |
In 2003 the index showed 100 points. In May 2008 it showed 522 points.[3]
The worst performing days for the OBX Index are:
| Rank | Date | Drop (%) | Circumstance | Ref. | |
|---|---|---|---|---|---|
| 1 | October 20, 1987 | -19.11 | since labelled "Black Tuesday" | [4] | |
| 2 | August 1991 | ||||
| 3 | October 6, 2008 | -9.71 | |||
| 4 | October 24, 2008 | -9.24 | in conjunction with the global liquidity crisis | [5] | |
| 5 | October 15, 2008 | -8.81 | in conjunction with the global liquidity crisis | [6] | |
| 6 | September 29, 2008 | -8.3 | in conjunction with the global liquidity crisis | [7] | |
| 7 | October 16, 2008 | -7.95 | in conjunction with the global liquidity crisis | [8] | |
| 8 | October 10, 2008 | -7.7 | in conjunction with the global liquidity crisis | [9] | |
| 9 | November 12, 2008 | -7.45 | in conjunction with the global liquidity crisis | [10] | |
| 10 | October 8, 2008 | -6.44 | in conjunction with the global liquidity crisis | [11] | |
| 11 | January 21, 2008 | -6.4 | [12] | ||
| 12 | September 9, 2008 | -5.57 | in conjunction with the global liquidity crisis | ||
| 13 | June 29, 2010 | -5.28 | [13] |