The Investment Grade Corporate/Credit Bond strategy seeks total investment return through a combination of current income and capital appreciation within benchmark-aware risk and return objectivesBenchmark2:Bloomberg US Credit Bond IndexBloomberg US Corporate Investment Grade IndexStrategy Highlights Duration is managed within a narrow range to the benchmark Opportunistic allocations to high yield corporate debt, emerging markets and non-US dollar allowed per client guidelines 5% issuer maximum or the benchmark weight plus 2% (whichever is greater at the time of purchase), Treasurys and GSEs excluded 25% industry maximum or benchmark weighting plus 10% (whichever is greater at the time of purchase) 2March 31, 2020 the Bloomberg U.S. Corporate Investment Grade Index ("Index 2") was added as an additional benchmark and is being shown as supplemental information.1 Strategy assets are comprised of Investment Grade Corporate and Investment Grade Intermediate Corporate. Effective March 31, 2020, the Investment Grade Corporate Bond Composite changed its name to the Investment Grade Corporate/Credit Bond Composite. The Composite includes all discretionary separate accounts with market values greater than $20 million managed by Loomis Sayles and invests primarily in investment grade US domestic credit securities with a maximum allocation of up to 20% in high yield securities. As of 1/1/2021 the Composite was redefined to include commingled vehicles, previously only separate accounts were included. Prior to June 1, 2015 the Composite minimum account size requirement was $5 million. The Composite inception date is October 1, 2003. The Composite was created in 2004.