UBS Wealth Management Americas has hired 15 new financial advisors with more than $14 million in fees and commissions and $1.5 billion in assets under management.

The new additions bring UBS’ U.S. wealth management business to 124 total financial advisor hires for this year, a 50% increase for the same period in 2010.

In Century City, Calif., Michael Winn and David James join from Oppenheimer Holdings Inc. They previously had $6 million in fees and commissions and  $421 million in assets under management. Winn and James report to complex director Stephen McCashin.

In Bedminster, N.J., John Morris, Roger Amonica and Chris DiPietro have joined from Morgan Stanley. They report to James Sheehan.

In Centerville, Ohio, David Scharff, Colin Kowalski and Gary Vance join from Morgan Stanley. They report to Tim Van Simaeys.

In Newport Beach, Calif., Stefan Oglevee joins, and had previously served at Mercer Allied Company, according to FINRA records. Oglevee reports to Ron Meraz.

In Las Vegas, James Bingham joins from Merrill Lynch and reports to complex director Rob Spawn.

In New York, Angel Valle has joined the firm’s wealth management international office from Citi Private Bank. Valle reports to Catherine Lapadula.

In its first quarter earnings report in April, UBS said its wealth management Americas division had reached its lowest advisor attrition rate since before the financial crisis.