MDITX
MFS International Diversification Fund
MFS Series Trust X
Fund of funds
Expense ratio1
0.83%
Net assets2
$46.91B
Holdings2
7
Category
US Equity
2025 return3
27.90%

Investment objective & strategy

As of Sept. 25, 2025 · prospectus

Objective. The funds investment objective is to seek capital appreciation.

Strategy. The fund is designed to provide diversification within the international asset class by investing the majority of its assets in other mutual funds advised by MFS (Massachusetts Financial Services Company, the funds investment adviser), referred to as underlying funds. The underlying funds are selected based on underlying fund classifications, historical risk, performance, and other factors. MFS seeks to diversify the fund's investments in terms of market capitalization (by including large, mid, and/or small cap underlying funds), by style (by including both growth and value underlying funds), and by geography (by including developed and emerging market underlying funds). MFS normally invests each underlying fund's assets across different industries, sectors, countries, and regions, but MFS may invest a significant percentage of an … The fund is designed to provide diversification within the international asset class by investing the majority of its assets in other mutual funds advised by MFS (Massachusetts Financial Services Company, the funds investment adviser), referred to as underlying funds. The underlying funds are selected based on underlying fund classifications, historical risk, performance, and other factors. MFS seeks to diversify the fund's investments in terms of market capitalization (by including large, mid, and/or small cap underlying funds), by style (by including both growth and value underlying funds), and by geography (by including developed and emerging market underlying funds). MFS normally invests each underlying fund's assets across different industries, sectors, countries, and regions, but MFS may invest a significant percentage of an underlying fund's assets in issuers in a single industry, sector, country, or region. As of September 1, 2025, the funds target allocation among underlying funds was: MFS Emerging Markets Equity Fund 17.5% MFS International Growth Fund 15% MFS International Intrinsic Value Fund 15% MFS International Large Cap Value Fund 15% MFS International New Discovery Fund 10% MFS Research International Fund 27.5%

Top holdings

As of Feb. 28, 2026 · N-PORT
SecurityTickerValue% of fund
MFS-RSCH IN-R6 $12.90B 27.50%
MFS Emerging Markets Equity Fund $8.13B 17.32%
MFS International Intrinsic Value Fund $7.05B 15.03%
MFS-INTL GRW-R6 $7.03B 14.98%
MFS-INTL LCV-R6 $7.00B 14.93%
MFS-INT N D-R6 $4.70B 10.02%
MFS Institutional Money Market Portfolio, Class A $72.01M 0.15%
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Allocation by sector

As of February 28, 2026 · N-PORT
View portfolio breakdown →

Portfolio moves

Nov 30, 2025 → Feb 28, 2026
Opened
0
Exited
0
Increased
4
Decreased
3
Unchanged
0

How many positions this fund opened, exited, grew, trimmed, or left unchanged between its two most recent N-PORT snapshots — net changes between point-in-time reports, not a trade log.

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Similar funds

Funds whose portfolios most overlap this one, by weight
FundOverlapNet exp.
MFS Aggressive Growth Allocation Fund · MAAGX, MAALX, MBAGX, MCAGX, MIAGX, MAAFX, MAWAX, MAAHX, AGGPX 32% 0.67%
MFS Growth Allocation Fund · MAGWX, MAGJX, MBGWX, MCGWX, MGWIX, MAGMX, MGALX, MAGEX, MAGQX 22% 0.61%
PFG MFS Aggressive Growth Strategy Fund · PFSMX 20% 2.49%
View all similar funds →

Advisers

As of May 31, 2025 · N-CEN
FirmRole
MASSACHUSETTS FINANCIAL SERVICES COMPANY Adviser

Footnotes

  1. Expense ratio as of September 25, 2025, from the fund's prospectus.
  2. Net assets and holdings count as of February 28, 2026, from the fund's N-PORT filing.
  3. Total return for calendar year 2025, before tax and after fund expenses. Computed by compounding the twelve monthly total returns the fund reported in its SEC N-PORT filings for 2025 (the latest prospectus does not yet chart this year).

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