MTCAX
MFS Technology Fund
MFS SERIES TRUST I

Allocation breakdown

As of February 28, 2026 · N-PORT

By asset class

By country

By sector

By industry (SIC code)

As of February 28, 2026 · N-PORT

How we map holdings to the sectors above: each holding's issuer carries a U.S. SIC industry code in its EDGAR filer record, and each SIC code rolls up to a sector. Expand a sector to see its industries, and click a SIC code to list this fund's positions in that industry. Bonds and foreign or private issuers with no SEC filer record fall into Unclassified.

Semiconductors & Related Devices 27.98%
Services-Prepackaged Software 21.55%
Services-Computer Programming, Data Processing, Etc. 14.81%
Electronic Computers 9.36%
Computer Communications Equipment 4.33%
Optical Instruments & Lenses 3.24%
Computer & office Equipment 1.83%
Services-Computer Processing & Data Preparation 1.77%
Computer Storage Devices 1.07%
Services-Computer Programming Services 0.87%
Electronic Connectors 0.85%
Special Industry Machinery, NEC 3.20%
Heavy Construction Other Than Bldg Const - Contractors 2.25%
Services-Business Services, NEC 1.64%
Instruments For Meas & Testing of Electricity & Elec Signals 1.41%
Drawing & Insulating of Nonferrous Wire 1.10%
Insurance Agents, Brokers & Service 0.50%
Unclassified 2.24%

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