 BOSTON--BUSINESS WIRE--BrightSphere Investment Group Inc. NYSE: BSIG today announced that it has completed the sale of its 75.1 ownership interest in Thompson, Siegel Walmsley, LLC TSW to Pendal Group Limited Pendal. Total gross proceeds to BSIG from the transaction were approximately 240 million. In addition to proceeds from the transaction, BrightSphere will redeem its seed capital investments in TSW funds on or prior to October 31, 2021, resulting in estimated additional 