other names
  • MFS INVESTMENT MANAGEMENT
  • MASSACHUSETTS FINANCIAL SERVICES CO
  • MFS INVESTMENT MANAGEMENT
  • MASSACHUSETTS FINANCIAL SERVICES COMPANY

Adviser Profile

As of Date 01/20/2026
ADV Location BOSTON, MA, United States
Adviser Type - Large advisory firm
- An investment adviser (or subadviser) to an investment company
Number of Employees 1,271 -2%
of those in investment advisory functions 331 0%
Registration SEC, Approved, 05/20/1982
AUM* 473,025,951,992 4%
of that, discretionary 445,921,627,316 3%
Private Fund GAV* 0
Avg Account Size 1,375,075,442 4%
SMA’s Yes
Private Funds 0
Contact Info 617 xxxxxxx
Websites

Client Types

- Investment companies
- Pooled investment vehicles
- Pension and profit sharing plans
- Charitable organizations
- State or municipal government entities
- Insurance companies
- Sovereign wealth funds and foreign official institutions
- Corporations or other businesses not listed above

Advisory Activities

- Portfolio management for investment companies
- Portfolio management for pooled investment vehicles
- Portfolio management for businesses

Compensation Arrangments

- A percentage of assets under your management

Reported AUM

541B 464B 387B 309B 232B 155B 77B
2015 2016 2017 2018 2019 2020 2021 2022 2023
Discretionary
Non-discretionary

Private Funds

Employees

Top Holdings

Stock Ticker Stock Name $ Position % Position $ Change # Change
Stck Ticker594918104 Stock NameMICROSOFT CORP $ Position$10,139,092,333 % Position3.00% $ Change-16.00% # Change-10.00%
Stck Ticker67066G104 Stock NameNVIDIA CORPORATION $ Position$10,404,991,474 % Position3.00% $ Change-4.00% # Change-4.00%
Stck Ticker037833100 Stock NameAPPLE INC $ Position$5,999,842,000 % Position2.00% $ Change3.00% # Change-4.00%
Stck Ticker023135106 Stock NameAMAZON COM INC $ Position$4,898,476,120 % Position2.00% $ Change5.00% # Change0.00%
Stck Ticker02079K305 Stock NameALPHABET INC $ Position$6,107,794,047 % Position2.00% $ Change42.00% # Change10.00%
Stck Ticker032095101 Stock NameAMPHENOL CORP NEW $ Position$1,601,182,911 % Position1.00% $ Change-5.00% # Change-13.00%
Stck Ticker025816109 Stock NameAMERICAN EXPRESS CO $ Position$1,578,480,463 % Position1.00% $ Change0.00% # Change-10.00%
Stck Ticker11135F101 Stock NameBROADCOM INC $ Position$2,255,296,968 % Position1.00% $ Change2.00% # Change-3.00%
Stck Ticker30303M102 Stock NameMETA PLATFORMS INC $ Position$2,578,310,220 % Position1.00% $ Change-42.00% # Change-36.00%
Stck Ticker097023105 Stock NameBOEING CO $ Position$1,655,425,144 % Position1.00% $ Change0.00% # Change-1.00%

Brochure Summary