Franklin Resources ( BEN) gained as the San Mateo, Calif.-based asset management company reported preliminary month-end assets under management of $505.6 billion for the month ended August 31, compared with $494.4 billion in the preceding month. Shares gained $3.02, or 3%, to $103.52. Calamos Asset Management ( CLMS) gained after the Naperville, Ill.-based investment firm reported that assets under management rose 7% compared to a year ago. The firm says that as of Aug. 31 it had $44.4 billion in assets, compared to $41.4 billion a year ago, and $44.2 billion at the end of July. Shares gained $1.73, or 6.62%, to $27.85.