Full & Historical Holdings

Inflation-Adjusted Bond Fund


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Based on Market Value Based on Equivalent Exposure
ISIN Securities
(on 31-Oct-25)
Shares or Par Amount Value Percent of Net Assets Value Percent of Net Assets Market Cap ($mm) GICS Sectors

The Global Industry Classification Standard (GICS®) was developed by and/or is the exclusive property of MSCI, Inc. and S&P Global Market Intelligence Inc. ("S&P Global Market Intelligence"). GICS is a service mark of MSCI and S&P Global Market Intelligence and has been licensed for use by MFS. MFS has applied its own internal sector/industry classification methodology for equity securities and non-equity securities that are unclassified by GICS.

Country
US91282CBF77 US Treasury Inflation Indexed Bonds 0.125% JAN 15 31 10,067,165 $9,442,250.16 12.52% $9,442,250.16 12.52% - U.S. Governments United States
US912828ZZ63 US Treasury Inflation Indexed Bonds 0.125% JUL 15 30 9,631,159 $9,142,088.88 12.12% $9,142,088.88 12.12% - U.S. Governments United States
EZFWVB3VYG44 USD ZC CPI MAR 19 24 R 2.482 MAR 19 26 OTC 6,600,000 $6,660,989.41 8.83% $6,660,989.41 8.83% - U.S. Governments United States
US9128285W63 US Treasury Inflation Indexed Bonds 0.875% JAN 15 29 6,534,625 $6,479,523.00 8.59% $6,479,523.00 8.59% - U.S. Governments United States
US91282CJY84 US Treasury Inflation Indexed Bonds 1.75% JAN 15 34 6,307,891 $6,364,201.38 8.44% $6,364,201.38 8.44% - U.S. Governments United States
US91282CDX65 US Treasury Inflation Indexed Bonds 0.125% JAN 15 32 6,228,045 $5,728,712.79 7.60% $5,728,712.79 7.60% - U.S. Governments United States
US9128282L36 US Treasury Inflation Indexed Bonds 0.375% JUL 15 27 4,909,588 $4,867,752.94 6.46% $4,867,752.95 6.46% - U.S. Governments United States
US912810QV35 US Treasury Inflation Indexed Bonds 0.75% FEB 15 42 5,918,603 $4,733,479.84 6.28% $4,733,479.84 6.28% - U.S. Governments United States
USCTUZ25F000 UST Bond 2Yr Future DEC 31 25 22 $0.00 0.00% $4,581,328.14 6.08% - U.S. Governments United States
USSM11746R99 USD ZC CPI FEB 05 25 R 2.755 FEB 05 27 4,500,000 $4,507,705.98 0.00% $4,507,705.98 5.98% - U.S. Governments United States
USSM11925R99 USD ZC CPI OCT 14 25 P 3.170 OCT 14 26 4,100,000 $4,110,616.66 0.00% $4,110,616.66 5.45% - U.S. Governments United States
USSM11926R99 USD ZC CPI OCT 14 25 R .000 OCT 14 28 4,100,000 $4,083,817.38 0.00% $4,083,817.38 5.42% - U.S. Governments United States
US912810FD55 US Treasury Inflation Indexed Bonds 3.625% APR 15 28 3,643,584 $3,858,230.31 5.12% $3,858,230.31 5.12% - U.S. Governments United States
US91282CHP95 US Treasury Inflation Indexed Bonds 1.375% JUL 15 33 3,453,037 $3,411,433.32 4.52% $3,411,433.32 4.52% - U.S. Governments United States
US91282CGK18 US Treasury Inflation Indexed Bonds 1.125% JAN 15 33 3,318,546 $3,223,080.10 4.27% $3,223,080.10 4.27% - U.S. Governments United States
USSM11591R99 USD ZC CPI APR 15 24 R 2.6365 APR 15 26 3,000,000 $3,014,837.31 0.00% $3,014,837.31 4.00% - U.S. Governments United States
US9128283R96 US Treasury Inflation Indexed Bonds 0.5% JAN 15 28 2,414,066 $2,381,400.17 3.16% $2,381,400.17 3.16% - U.S. Governments United States
US912810RL44 US Treasury Inflation Indexed Bonds 0.75% FEB 15 45 2,718,581 $2,053,243.12 2.72% $2,053,243.12 2.72% - U.S. Governments United States
US91282CPH87 US Treasury Inflation Indexed Bonds 1.125% OCT 15 30 2,003,140 $1,987,421.36 2.64% $1,987,421.35 2.64% - U.S. Governments United States
US91282CNB36 US Treasury Inflation Indexed Bonds 1.625% APR 15 30 1,750,716 $1,773,370.00 2.35% $1,773,370.00 2.35% - U.S. Governments United States
US912810TY47 US Treasury Inflation Indexed Bonds 2.125% FEB 15 54 1,722,788 $1,616,955.23 2.14% $1,616,955.23 2.14% - U.S. Governments United States
US912810RA88 US Treasury Inflation Indexed Bonds 0.625% FEB 15 43 1,752,970 $1,344,764.76 1.78% $1,344,764.76 1.78% - U.S. Governments United States
US912810TE82 US Treasury Inflation Indexed Bonds 0.125% FEB 15 52 2,258,141 $1,246,318.45 1.65% $1,246,318.45 1.65% - U.S. Governments United States
USCFVZ25F00X UST Bond 5Yr Future DEC 31 25 11 $0.00 0.00% $1,201,320.32 1.59% - U.S. Governments United States
US912810SB52 US Treasury Inflation Indexed Bonds 1% FEB 15 48 1,148,252 $872,405.86 1.16% $872,405.86 1.16% - U.S. Governments United States
US91282CLE92 US Treasury Inflation Indexed Bonds 1.875% JUL 15 34 455,324 $464,235.51 0.62% $464,235.51 0.62% - U.S. Governments United States
US3136BNW447 Fannie Mae REMICS FRB SEP 25 52 194,513 $191,628.09 0.25% $191,628.08 0.25% - Mortgage-Backed Securities United States
US03882KAN28 Arbor Multifamily Mortgage Securities Trust 2021-MF3 144A FRB OCT 15 54 6,244,157 $177,615.37 0.24% $177,615.37 0.24% - Commercial Mortgage-Backed Securities United States
US889184AF49 Toledo Hospital 5.325% NOV 15 28 162,000 $169,569.00 0.22% $169,568.99 0.22% - Corporate Debt United States
US19648FRX41 Colorado Health Facilities Authority CO Txbl-Ref-Covenant Living Commu 2.800 DEC 01 26 130,000 $129,606.66 0.17% $129,606.65 0.17% - Municipal United States
US3137HMCD08 Freddie Mac Multifamily Structured Pass Through Certificates FRB JUL 25 35 8,895,940 $120,028.97 0.16% $120,028.97 0.16% - Mortgage-Backed Securities United States
US3137FXYZ54 Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 31 4,478,706 $115,696.50 0.15% $115,696.50 0.15% - Mortgage-Backed Securities United States
US673918AC27 OBX 2025-NQM18 Trust 144A FRB SEP 25 65 99,381 $99,777.23 0.13% $99,777.23 0.13% - Residential Mortgage Backed Securities United States
US3137FV5Q11 Freddie Mac Multifamily Structured Pass Through Certificates FRB JUN 25 30 1,865,842 $98,751.76 0.13% $98,751.77 0.13% - Mortgage-Backed Securities United States
US61778LAA35 Morgan Stanley Residential Mortgage Loan Trust 2025-NQM3 144A 5.53% MAY 25 70 90,795 $91,822.23 0.12% $91,822.24 0.12% - Residential Mortgage Backed Securities United States
US67449AAA34 OBX 2025-NQM8 Trust 144A 5.472% MAR 25 65 88,850 $89,878.55 0.12% $89,878.54 0.12% - Residential Mortgage Backed Securities United States
US20848FAA84 Conservation Fund A Nonprofit Corp 3.474% DEC 15 29 86,000 $83,510.70 0.11% $83,510.71 0.11% - Corporate Debt United States
US3137FRUV19 Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 30 1,583,656 $77,775.55 0.10% $77,775.55 0.10% - Mortgage-Backed Securities United States
- EUR/USD FWD 20251126 BBHH-BOS 59,724 $68,942.47 0.09% $68,840.88 0.09% - Unclassified United States
US59447TV835 Michigan Finance Authority MI Txbl-Ser A-1A 1.300 JUL 25 61 63,468 $63,110.95 0.08% $63,110.96 0.08% - Municipal United States
US3137HFP335 Freddie Mac Multifamily Structured Pass Through Certificates FRB JUL 25 29 1,785,431 $52,022.31 0.07% $52,022.30 0.07% - Mortgage-Backed Securities United States
US3137HK2F08 Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 35 1,959,567 $45,324.88 0.06% $45,324.88 0.06% - Mortgage-Backed Securities United States
US3137HAAL04 Freddie Mac Multifamily Structured Pass Through Certificates FRB MAY 25 33 2,000,000 $42,029.32 0.06% $42,029.32 0.06% - Mortgage-Backed Securities United States
US3137HHJ441 Freddie Mac Multifamily Structured Pass Through Certificates FRB SEP 25 34 439,526 $30,826.36 0.04% $30,826.36 0.04% - Mortgage-Backed Securities United States
US3137HDJK78 Freddie Mac Multifamily Structured Pass Through Certificates FRB MAY 25 29 1,693,430 $24,475.48 0.03% $24,475.48 0.03% - Mortgage-Backed Securities United States
US3136BBTT92 Fannie Mae REMICS 4% SEP 25 50 119,059 $23,495.12 0.03% $23,495.12 0.03% - Mortgage-Backed Securities United States
US3137FXSE99 Freddie Mac REMICS 2.5% MAR 25 51 135,366 $22,516.27 0.03% $22,516.28 0.03% - Mortgage-Backed Securities United States
US38376RS568 Ginnie Mae 5.249% JAN 20 67 18,755 $18,923.53 0.03% $18,923.53 0.03% - Mortgage-Backed Securities United States
- USD/EUR FWD 20251126 BBHH-BOS -69,578 $-69,578.15 -0.09% $-69,578.15 -0.09% - Unclassified United States
USSM11591P99 USD ZC CPI APR 15 24 R 2.6365 APR 15 26 -3,000,000 $-3,000,216.11 0.00% $-3,000,000.00 -3.98% - U.S. Governments United States
USSM11925P99 USD ZC CPI OCT 14 25 P .000 OCT 14 26 -4,100,000 $-4,100,000.00 0.00% $-4,100,000.00 -5.44% - U.S. Governments United States
USSM11926P99 USD ZC CPI OCT 14 25 R 2.740 OCT 14 28 -4,100,000 $-4,100,000.00 0.00% $-4,100,000.00 -5.44% - U.S. Governments United States
USSM11746P99 USD ZC CPI FEB 05 25 R 2.755 FEB 05 27 -4,500,000 $-4,500,000.00 0.00% $-4,500,000.00 -5.97% - U.S. Governments United States
USSM11576P99 USD ZC CPI MAR 19 24 R 2.482 MAR 19 26 OTC -6,600,000 $-6,600,000.00 -8.75% $-6,600,000.00 -8.75% - U.S. Governments United States
- Cash - 804,174.23 1.07% 804,285.18 1.07% - - -
- Other - -6,600,635.70 -26.38% -19,889,755.78 -26.38% - - Other

*Short positions, unlike long positions, lose value if the underlying asset gains value.

Portfolio characteristics are based on equivalent exposure, which measures how a portfolio's value would change due to price changes in an asset held either directly or, in the case of a derivative contract, indirectly. The market value of the holding may differ.
Other. Other consists of: (i) currency derivatives and/or (ii) any derivative offsets.
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