 CHICAGO--BUSINESS WIRE--R.R. Donnelley Sons Company NYSE: RRD RRD or the Company today announced the pricing of an offering of 400 million aggregate principal amount of 6.125 senior secured notes due 2026 the Notes at a price of 100 of the principal amount of the Notes. The aggregate principal amount of the Notes to be issued in the offering was increased to 400 million from the previously announced 350 million. The Notes will be general senior secured obligations of th 