Top 20 independent oil & gas exploration companies listed on the London Stock Exchange

The London Stock Exchange lists independent oil & gas exploration companies by market cap. Below is the current top 20.

1. Tullow Oil plc
2. Dragon Oil
3. Ophir Energy plc
4. Premier Oil
5. Gulf Keystone Petroleum Ltd
6. Cairn Energy plc
7. Indus Gas Ltd
8. Energy XXI (Bermuda)
9. Afren
10. Enquest plc
11. Coastal Energy Co
12. Soco International
13. Rockhopper Exploration
14. Cove Energy plc
15. Ruspetro plc
16. Endeavour Intl Corp
17. Salamander Energy plc
18. Providence Resources
19. Borders & Southern Petroleum
20. Faroe Petroleum plc

The big guys tend to get bigger but who will fall off the list and who will replace them in the coming months?

See also
Take the European Shale Gas Business Confidence survey