** Shares of drug developer Cerevel Therapeutics CERE.O
rise 15% to $42.49 premarket
** AbbVie ABBV.N said on Wednesday it would buy CERE for
~$8.7 bln in a bid to replace revenue as its arthritis drug
Humira faces competition from cheaper rivals
** ABBV will pay $45 per share in cash for CERE, which
represents a 73% premium to Cerevel's closing price on Dec. 1
** CERE is developing drugs for Alzheimer's disease,
Parkinson's disease, psychosis, epilepsy and panic disorder
** Massachusetts-based Cerevel was started in 2018 when
Pfizer PFE.N carved out its unit developing drugs for the
central nervous system into a standalone company backed by a
$350 mln investment from Bain
** Up to last close, Cerevel stock up ~17% YTD
(Reporting by Mariam Sunny in Bengaluru)
((Mariam.ESunny@thomsonreuters.com;))