Jan 23 Pamplona Capital Management, holder of
9.3 percent of Nabors Industries Ltd, has become
"increasingly concerned" over the underperformance of the
drilling rig contractor's shares, according to a filing on
Pamplona, a fund backed by Russian billion?aire Mikhail
Fridman's Alfa Group, also said in the filing with the U.S.
Securities and Exchange Commission that it had "valuable
insights" to contribute to the development of Nabors' business,
and that it has had constructive discussions with its
Pamplona was reporting an 8.8 percent stake held by the fund
in addition to another 0.5 percent of Nabors owned by its
founder, Alex Knaster.