 LONDON--BUSINESS WIRE--Janus Henderson Group plc NYSEASX: JHG; the Company announces today a proposed registered public secondary offering of 30,668,922 shares of common stock of the Company by Dai-ichi Life Holdings, Inc. the Selling Stockholder. All shares sold in the offering will be sold by the Selling Stockholder. The Selling Stockholder will receive all the proceeds from the offering. The Company is not offering any shares of its common stock in the offering and will not receiv 