MFS SERIES TRUST I
SEC Filing List

CIK: 0000798244
Form Description Owner/Filer Filing Agent Date Actions
N-MFP3State Street Bank & Trust CO Fund Admin Dept. /fa05/07/2026
N-CSRSCertified semi-annual shareholder report...Mfs Series Trust I DONNELLEY FINANCIAL SOLUTIONS /FA/04/28/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
NPORT-PMonthly Portfolio Investments Report on ...State Street Bank & Trust CO Fund Admin Dept. /fa04/24/2026
497Definitive materials filed under paragra...Mfs Series Trust I 04/20/2026
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