BRIEF-Vallar to raise Bumi Resources stake to 40-50 pct

LONDON, June 10 (Reuters) - Vallar Plc:

* Says will increase stake in bumi resources from

25 percent to 'in the 40s'
* Says maximum stake in bumi resources would be 50 percent
* Says bumi African assets are 'non core', likely to be disposed of over time
as company focuses on Indonesia
* Says entry of new parent company bumi plc into ftse 100 is 'almost a
certainty'
* Rothschild says no plan to set up other acquisition vehicles beyond vallares,
says vallares is 'categorically last' venture. Source: London South East