The Massachusetts Teachers’ Retirement System (MTRS) was established on July 1, 1914. The MTRS, which is the largest of the Commonwealth’s 104 contributory retirement systems, provides retirement, disability and survivor benefits to Massachusetts teachers, administrators and their families. The assets of the MTRS are held in the Pension Reserves Investment Trust (PRIT) fund managed by the Pension Reserves Investment Management (PRIM) Board.
Massachusetts Teachers’ Retirement System (MTRS)
United States
$37
9.90
Jonathan M Osimo
Managed by MASSPrim Pension Reserves Investment Trust (PRIT)
Iraida J. Álvarez
40.6% Global Equity
13.9% Core Fixed Income
7.3% Value Added Fixed Income
9.6% Real Estate
17% Private Equity
3% Timberland
8.3% Portfolio Completion Strategies
0.3% Overlay
Asset allocation as of June 30, 2025. All information is as per the most recent annual report or other publicly available data via the fund's website
| Fund Name | Country | AUM ($B) | Articles | More Info |
|---|---|---|---|---|
Government Pension Investment Fund (GPIF) | Japan | $1,703 | 56 | View Info |
Government of Singapore Investment Corporation (GIC) | Singapore | $936 | 41 | View Info |
OPSEU Pension Trust (OPTRUST) | Canada | $20 | 29 | View Info |




