- Individual Investor
- Products & Strategies
- Variable Insurance Portfolios III
- Investors Trust Series
Investors Trust Series
Investors Trust Series
Investment Objective
Seeks capital appreciation.
Investment Focus
America's first mutual fund
Focuses on durability and quality of business model by investing in "blue chip," high quality companies with durable competitive advantages and strong management teams and maintaining a belief that quality is underappreciated by the market
Fund Information
- Fund Commencement 10/09/1995
- Net Assets ($ M) As of 05/31/25 $288.54
- Benchmark Standard & Poor's 500 Stock Index
Share Class Information
- Class Inception 10/09/1995
- Net Asset Value (NAV) As of 06/17/25 $40.63
-
Most Recent NAV Change
As of 06/17/25
- CUSIP 55273F407
- Gross Expense Ratio 0.79%
- Net Expense Ratio 0.74%
Managers
Top 10 Holdings
As of 05/31/25
- Microsoft Corp
- Amazon.com Inc
- NVIDIA Corp
- Alphabet Inc Class A
- Apple Inc
- Meta Platforms Inc
- JPMorgan Chase & Co
- Visa Inc
- Mastercard Inc
- Salesforce Inc

Jude Jason
Portfolio Manager
Jude M. Jason is an investment officer and equity portfolio manager for the MFS US Core Equity strategy at MFS Investment Management® (MFS®). In this role, he is responsible for final buy and sell decisions, portfolio construction and risk and cash management. He also participates in the research process and strategy discussions. Jude joined MFS in 2012 as an equity research analyst and assumed portfolio management responsibilities in 2021. He previously served as a private equity associate with Lightyear Capital for two years and as an investment banking analyst with Citigroup for three years. He began his career in the financial services industry in 2005. Jude earned a Bachelor of Science degree in business administration and finance from Babson College and a Master of Business Administration degree from Harvard Business School.

Alison O'Neill
Portfolio Manager
Alison O'Neill is an executive vice president and chief investment officer at MFS Investment Management® (MFS®). As CIO, she oversees the firm's global investment platform, which comprises more than 300 investment professionals across investment research, portfolio management, trading and investment risk. She is also a portfolio manager and a member of the firm's Enterprise Leadership Team. Alison was named CIO in 2025. She joined MFS in 2005 as an equity research analyst after completing the firm's MBA summer internship program in 2004. She was named director of research for North America in 2016, assumed her portfolio manager role in 2018 and was named co-CIO of Equity in 2020. She has worked in the industry since 2000. Alison earned a Bachelor of Arts degree cum laude from Harvard University and a Master of Business Administration degree from the Massachusetts Institute of Technology.
Annual Rate of Return (%)
As of 12/31/24
|Benchmark: Standard & Poor's 500 Stock Index
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
---|---|---|---|---|---|---|---|---|---|---|
At NAV | 0.22 | 8.59 | 23.35 | -5.49 | 31.58 | 13.87 | 26.81 | -16.49 | 18.98 | 19.52 |
Standard & Poor's 500 Stock Index | 1.38 | 11.96 | 21.83 | -4.38 | 31.49 | 18.40 | 28.71 | -18.11 | 26.29 | 25.02 |
At NAV | Standard & Poor's 500 Stock Index | |
---|---|---|
2024 | 19.52 | 25.02 |
2023 | 18.98 | 26.29 |
2022 | -16.49 | -18.11 |
2021 | 26.81 | 28.71 |
2020 | 13.87 | 18.4 |
2019 | 31.58 | 31.49 |
2018 | -5.49 | -4.38 |
2017 | 23.35 | 21.83 |
2016 | 8.59 | 11.96 |
2015 | 0.22 | 1.38 |
Pricing History
- NAV at Close of Trading on: 06/17/25
- Net Asset Value (NAV): $40.63
-
Change
($) (since
06/16/25
):
-
Change (%) (since
06/16/25
):
- Market Price (MP):
Historical NAV may not be available for all dates.
Historical MP may not be available for all dates.
NAV at Close of Trading on | Net Asset Value (NAV) |
---|
Largest Sector Weights
As of 05/31/25
Holding Characteristics
As of 05/31/25
characterstics | Equity Earning |
---|---|
Weighted Average Price/Earnings (next 12 months) | 21.91x |
Weighted Average Price/Cash Flow | 20.06x |
Weighted Average Price/Sales | 3.57x |
Weighted Average Price/Book | 4.81x |
Weighted Average IBES Long Term EPS Growth | 13.90% |
Weighted Average Market Cap | $959.3b |
Weighted Median Market Cap | $232.4b |
Number of Issues | 65 |
% in Stocks | 99.33% |
% Cash & Cash Equivalents | 0.67% |
% in Top Ten | 39.11% |
Performance Statistics
Updated Monthly As of 05/31/25
10 Yr. | 5 Yr. | 3 Yr. | |
---|---|---|---|
Alpha | -1.12 | -1.51 | -2.13 |
Beta | 0.95 | 0.93 | 0.94 |
R-squared | 97.23 | 97.22 | 97.60 |
Standard Deviation % | 14.85 | 15.29 | 15.81 |
Sharpe Ratio | 0.61 | 0.68 | 0.41 |
Tracking Error | 2.61 | 2.79 | 2.66 |
Information Ratio | -0.75 | -1.02 | -1.23 |
Treynor Ratio | 9.51 | 11.13 | 6.98 |
Downside Capture % | 99.45 | 99.30 | 100.38 |
Upside Capture % | 93.32 | 91.67 | 90.87 |
Top 10 Holdings
As of 05/31/25
- Microsoft Corp
- Amazon.com Inc
- NVIDIA Corp
- Alphabet Inc Class A
- Apple Inc
- Meta Platforms Inc
- JPMorgan Chase & Co
- Visa Inc
- Mastercard Inc
- Salesforce Inc
Type Of Holdings (%)
As of 05/31/25
Sector Weights (%)
As of 05/31/25
- % Assets
-
Information Technology
27.56
-
Financials
18.57
-
Industrials
11.36
-
Health Care
11.35
-
Consumer Discretionary
7.99
-
Communication Services
7.36
-
Consumer Staples
6.37
-
Utilities
3.40
-
Energy
2.60
-
Real Estate
1.59
-
Materials
1.17
-
Cash & Cash Equivalents
0.67
Region & Country
As of 05/31/25
Region & Country | % Assets |
---|---|
1 Countries |
95.32 |
United States |
95.32 |
1 Countries |
1.89 |
Israel |
1.89 |
2 Countries |
1.28 |
France |
0.67 |
Netherlands |
0.61 |
1 Countries |
0.84 |
United Kingdom |
0.84 |
1 Countries |
0.67 |
Cash & Cash Equivalents |
0.67 |
By Country |
---|
Top Country Weightings (%)
As of 05/31/25
-
United States
95.32
-
Israel
1.89
-
United Kingdom
0.84
-
France
0.67
-
Cash & Cash Equivalents
0.67
-
Netherlands
0.61
Fees
-
0.74
% Net Expense Ratio
-
0.79
% Gross Expense Ratio
-
Overview
Investment Objective
Seeks capital appreciation.
Investment Focus
America's first mutual fund
Focuses on durability and quality of business model by investing in "blue chip," high quality companies with durable competitive advantages and strong management teams and maintaining a belief that quality is underappreciated by the market
Fund Information
- Fund Commencement 10/09/1995
- Net Assets ($ M) As of 05/31/25 $288.54
- Benchmark Standard & Poor's 500 Stock Index
Share Class Information
- Class Inception 10/09/1995
- Net Asset Value (NAV) As of 06/17/25 $40.63
-
Most Recent NAV Change
As of 06/17/25
- CUSIP 55273F407
- Gross Expense Ratio 0.79%
- Net Expense Ratio 0.74%
Managers
Top 10 Holdings
As of 05/31/25
- Microsoft Corp
- Amazon.com Inc
- NVIDIA Corp
- Alphabet Inc Class A
- Apple Inc
- Meta Platforms Inc
- JPMorgan Chase & Co
- Visa Inc
- Mastercard Inc
- Salesforce Inc
Jude Jason
Portfolio Manager
18YEARS WITH INDUSTRY4YEARS WITH PORTFOLIO18YEARS WITH INDUSTRY
4YEARS WITH PORTFOLIOJude M. Jason is an investment officer and equity portfolio manager for the MFS US Core Equity strategy at MFS Investment Management® (MFS®). In this role, he is responsible for final buy and sell decisions, portfolio construction and risk and cash management. He also participates in the research process and strategy discussions. Jude joined MFS in 2012 as an equity research analyst and assumed portfolio management responsibilities in 2021. He previously served as a private equity associate with Lightyear Capital for two years and as an investment banking analyst with Citigroup for three years. He began his career in the financial services industry in 2005. Jude earned a Bachelor of Science degree in business administration and finance from Babson College and a Master of Business Administration degree from Harvard Business School.
Alison O'Neill
Portfolio Manager
23YEARS WITH INDUSTRY7YEARS WITH PORTFOLIO23YEARS WITH INDUSTRY
7YEARS WITH PORTFOLIOAlison O'Neill is an executive vice president and chief investment officer at MFS Investment Management® (MFS®). As CIO, she oversees the firm's global investment platform, which comprises more than 300 investment professionals across investment research, portfolio management, trading and investment risk. She is also a portfolio manager and a member of the firm's Enterprise Leadership Team. Alison was named CIO in 2025. She joined MFS in 2005 as an equity research analyst after completing the firm's MBA summer internship program in 2004. She was named director of research for North America in 2016, assumed her portfolio manager role in 2018 and was named co-CIO of Equity in 2020. She has worked in the industry since 2000. Alison earned a Bachelor of Arts degree cum laude from Harvard University and a Master of Business Administration degree from the Massachusetts Institute of Technology.
-
Performance
Average Annual Total ReturnsAnnual Rate of Return
Annual Rate of Return (%)
As of 12/31/24
|Benchmark: Standard & Poor's 500 Stock Index
annual rate of return table 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 At NAV 0.22 8.59 23.35 -5.49 31.58 13.87 26.81 -16.49 18.98 19.52 Standard & Poor's 500 Stock Index 1.38 11.96 21.83 -4.38 31.49 18.40 28.71 -18.11 26.29 25.02 At NAV Standard & Poor's 500 Stock Index 2024 19.52 25.02 2023 18.98 26.29 2022 -16.49 -18.11 2021 26.81 28.71 2020 13.87 18.4 2019 31.58 31.49 2018 -5.49 -4.38 2017 23.35 21.83 2016 8.59 11.96 2015 0.22 1.38 Pricing & DistributionsPricing History
- NAV at Close of Trading on: 06/17/25
- Net Asset Value (NAV): $40.63
-
Change
($) (since
06/16/25
):
-
Change (%) (since
06/16/25
):
- Market Price (MP):
Historical NAV LookupEnter date for which you wish to obtain a Historical NAV for this fundHistorical NAV may not be available for all dates.
Historical MP LookupEnter date for which you wish to obtain a Historical MP for this fundHistorical MP may not be available for all dates.
Historical Exit Price TableNAV at Close of Trading on Net Asset Value (NAV) No Data Available -
Portfolio & Holdings Information
Sector, Holding & Characterstics
Largest Sector Weights
As of 05/31/25
Holding Characteristics
As of 05/31/25
Data table of holding characteristics characterstics Equity Earning Weighted Average Price/Earnings (next 12 months) 21.91x Weighted Average Price/Cash Flow 20.06x Weighted Average Price/Sales 3.57x Weighted Average Price/Book 4.81x Weighted Average IBES Long Term EPS Growth 13.90% Weighted Average Market Cap $959.3b Weighted Median Market Cap $232.4b Number of Issues 65 % in Stocks 99.33% % Cash & Cash Equivalents 0.67% % in Top Ten 39.11% Performance Statistics
Updated Monthly As of 05/31/25
BenchmarkStandard & Poor's 500 Stock IndexPerformance Statistics Table 10 Yr. 5 Yr. 3 Yr. Alpha -1.12 -1.51 -2.13 Beta 0.95 0.93 0.94 R-squared 97.23 97.22 97.60 Standard Deviation % 14.85 15.29 15.81 Sharpe Ratio 0.61 0.68 0.41 Tracking Error 2.61 2.79 2.66 Information Ratio -0.75 -1.02 -1.23 Treynor Ratio 9.51 11.13 6.98 Downside Capture % 99.45 99.30 100.38 Upside Capture % 93.32 91.67 90.87 Top 10 Holdings
As of 05/31/25
- Microsoft Corp
- Amazon.com Inc
- NVIDIA Corp
- Alphabet Inc Class A
- Apple Inc
- Meta Platforms Inc
- JPMorgan Chase & Co
- Visa Inc
- Mastercard Inc
- Salesforce Inc
Type Of Holdings (%)
As of 05/31/25
Sector Weights (%)
As of 05/31/25
- % Assets
-
Information Technology
27.56
-
Financials
18.57
-
Industrials
11.36
-
Health Care
11.35
-
Consumer Discretionary
7.99
-
Communication Services
7.36
-
Consumer Staples
6.37
-
Utilities
3.40
-
Energy
2.60
-
Real Estate
1.59
-
Materials
1.17
-
Cash & Cash Equivalents
0.67
Region & CountryRegion & Country
As of 05/31/25
Region & Country Table Region & Country % Assets 1 Countries
95.32
United States
95.32
1 Countries
1.89
Israel
1.89
2 Countries
1.28
France
0.67
Netherlands
0.61
1 Countries
0.84
United Kingdom
0.84
1 Countries
0.67
Cash & Cash Equivalents
0.67
By Country Table By Country Top Country Weightings (%)
As of 05/31/25
-
United States
95.32
-
Israel
1.89
-
United Kingdom
0.84
-
France
0.67
-
Cash & Cash Equivalents
0.67
-
Netherlands
0.61
-
Fees
Fees
-
0.74
% Net Expense Ratio
-
0.79
% Gross Expense Ratio
-
0.74
- Resources