(Reuters) - British investment platform AJ Bell reported a 20% rise in its third-quarter assets under administration (AUA) for its Platform business on Thursday on the back of a revival in investor sentiment.

The London-listed company posted AUA of 83.7 billion pounds ($108.87 billion) for the quarter ended June 30 from 69.8 billion pounds last year.

($1 = 0.7688 pounds)

(Reporting by Yamini Kalia in Bengaluru; Editing by Janane Venkatraman)