BRIEF-Books for GAM Holding placing to close in 15 minutes -bookrunner
* Limits below CHF13.15 unlikely to work, books close in 15 minutes Further company coverage: (Bengaluru Newsroom: +91 806 749 1136)
Dec 20 Old Mutual Plc
* Says OM Asset Management announced today closed its underwritten public offering of 14.95 million of its ordinary shares.
* Says following sale, Old Mutual now owns 51.1 pct of OMAM.
* Says shares were sold by Old mutual at a public offering price of $14.25 per share.
* Says Old Mutual will realise gross proceeds less underwriting discount from offering of $291 million. Source text for Eikon: Further company coverage: (Reporting By Simon Jessop)
* Cyber attack hits Maersk, WPP; shares down (Writes through, adds details, closing prices)