(Adds peers)
** Shares of Arcadium Lithium ALTM.N jump 30% in premarket
trade
** Stock up after Rio Tinto RIO.L RIO.AX said it would
acquire the Pennsylvania-based lithium producer for $6.7 billion
** Australian-listed shares of Rio Tinto fell as much as
2.3% to A$118.190, their fourth straight session of losses
** Peers Lithium Americas LAC.TO , Albemarle ALB.N , Sigma
Lithium SGML.O and Piedmont Lithium PLL.O gain between 0.9%
and 4%
** Thirteen analysts rate ALTM "buy" or "strong buy", with
one "sell" and eight "hold" - LSEG
(Reporting by Paolo Laudani)
((Paolo.laudani@thomsonreuters.com))