** Allakos Inc shares ALLK.O rise 10.5% to $5.1 premarket
** Co's 29.8 mln share offering priced at $5.02 apiece; to
raise about $150 mln
** Investors who have agreed to purchase shares in the
offering include Logos Capital, Alta Partners, Braidwell LP,
among others
** Jefferies is lead book-running manager of offering, which
is expected to close on Sept. 21
** Co currently has 58.84 mln shares outstanding and market
capitalization of 251.19 mln - Refinitiv IBES data
** Up to Friday's close, stock down ~53% YTD
(Reporting by Khushi Mandowara)
((Khushi.Mandowara@thomsonreuters.com;))