| Fund Inception | 01/02/1997 |
| Name of Issuer | MFS |
| Fund Advisor(s) | Massachusetts Financial Services Company |
| Sub-Advisor(s) | -- |
Fund Managers for MBDIX
Alexander Mackey
Portfolio Manager since 04/05/2017
Alexander M. Mackey, CFA, is an investment officer and fixed income portfolio manager with MFS Investment Management(r) (MFS(r)). He has portfolio management responsibilities on the firm's limited duration and multi-sector fixed income strategies. He also has research analyst responsibilities. Alexander joined MFS in 1998 as a financial control assistant and was promoted to section manager in 2000. He joined the Fixed Income Department as a research associate in 2001 was promoted to fixed income research analyst in 2004. He took on portfolio management responsibilities in 2017. Alexander has a bachelor's degree from Trinity College and holds the Chartered Financial Analyst (CFA) designation. He is a member of the CFA Society of Boston.
John Mitchell
Portfolio Manager since 01/24/2023
Gaetan Poirier
Portfolio Manager since 03/31/2026
Gaetan Poirier
- Head of Credit Research, Fixed Income Portfolio Manager
- Investment Officer
- As a Portfolio Manager, responsible for final buy and sell decisions, portfolio construction, risk and cash management. Participates in the research process and strategy discussions. , As Head of Credit Research, oversees a team of analysts who research corporate credit globally across investment-grade, high-yield and emerging markets.
- Joined MFS in 1999; previous positions include Fixed Income Research Analyst; Research Assistant.
- Merrimack College, Bachelor of Science
