Form 497K - Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K):
SEC Accession No. 0001741773-25-001663
Filing Date
2025-04-29
Accepted
2025-04-29 09:12:46
Documents
3
Effectiveness Date
2025-04-29

Document Format Files

Seq Description Document Type Size
1 c497k.htm 497K 79965
2 img_301686b83e324f1.jpg GRAPHIC 20730
3 img_ed322695e1074f1.jpg GRAPHIC 11271
  Complete submission text file 0001741773-25-001663.txt   125768

Series and Classes/Contracts Information:

Existing
  Status Name Ticker Symbol
CIK 0001065698      
Series S000018843   MFS Mid Cap Value Portfolio
Class/Contract C000052149   Initial Class
Class/Contract C000052150   Service Class
Mailing Address 111 HUNTINGTON AVENUE BOSTON MA 02199
Business Address 111 HUNTINGTON AVENUE BOSTON MA 02199 617-954-5000
MFS VARIABLE INSURANCE TRUST III (Filer) CIK: 0001065698 (see all company filings)

EIN.: 000000000 | Fiscal Year End: 1231
Type: 497K | Act: 33 | File No.: 333-59093 | Film No.: 25883016