HomeAway Inc. (Nasdaq: AWAY) has agreed to acquire a majority stake in Travelmob, a Singapore-based vacation rental site focused on Asia-Pacific properties. No financial terms were disclosed. Travelmob had been seeded by Jungle Ventures. www.homeaway.com
Goldman Sachs has sold a majority equity stake in REDI, operator of an execution management technology platform, to an investor consortium that includes BofA Merrill Lynch, Barclays, BNP Paribas, Citadel and Lightyear Capital. No financial terms were disclosed. Goldman Sachs retained a minority interest. www.gs.com
Mount Sinai Medical Center and Continuum Health Partners have agreed to merge, in a deal that would create New York City’s largest private hospital group.
Linsalata Capital Partners has sold The Tranzonic Cos., a Richmond Heights, Ohio-based distributor of disposable maintenance, cleaning and safety products, to Silver Oak Services Partners. No financial terms were disclosed. www.tranzonic.com
Monitor Clipper Partners has agreed to sell Mortgage Cadence, a Denver-based provider of loan origination software and electronic document management services, to Accenture (NYSE: ACN). No financial terms were disclosed. www.mortgagecadence.com
OncoMed Pharmaceuticals Inc., a Redwood City, Calif.-based developer of monoclonal antibody therapeutics targeting cancer stem cells, has increased the number of shares being offered in its IPO from 4 million to 4.8 million. It still plans to price the shares at between $14 and $16, and trade on the Nasdaq under ticker symbol OMED. Jefferies and Leerink Swann are serving as co-lead underwriters. Shareholders include U.S. Venture Partners (17.28% pre-IPO stake), Latterell Venture Partners (12.19%), GlaxoSmithKline (11.74%), The Vertical Group (11.22%), Morgenthaler Ventures (10.98%), Phase4 Ventures (9.3%), Delphi Ventures (6.97%) and Adams Street Partners (5.56%).www.oncomed.com
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