Full & Historical Holdings

Inflation-Adjusted Bond Portfolio


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Based on Market Value Based on Equivalent Exposure
CUSIP/SEDOL Ticker Securities
(on 03-31-24)
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
91282CBF 91282CBF US Treasury Inflation Indexed Bonds 0.125% JAN 15 31 20,567,781 $18,302,761.00 10.54% $18,302,761.00 10.54% - U.S. Governments United States
912828V4 912828V4 US Treasury Inflation Indexed Bonds 0.375% JAN 15 27 13,655,162 $13,035,092.51 7.51% $13,035,092.51 7.51% - U.S. Governments United States
DUM24F00 DUM24F00 Euro Schatz 2Yr Future JUN 06 24 103 $0.00 0.00% $11,745,547.84 6.77% - Non U.S. Markets Germany
9128285W 9128285W US Treasury Inflation Indexed Bonds 0.875% JAN 15 29 11,273,891 $10,767,082.45 6.20% $10,767,082.44 6.20% - U.S. Governments United States
BNB7RZ BNB7RZ French Republic Government Bond OAT 0.7% JUL 25 30 9,392,793 $10,400,638.41 5.99% $10,400,638.41 5.99% - Non U.S. Markets France
B3Y1JG B3Y1JG United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 29 7,188,422 $9,072,315.04 5.23% $9,072,311.38 5.23% - Non U.S. Markets United Kingdom
SM11545R SM11545R USD CPI 2Yr Receiver 2.189 FEB 08 26 9,000,000 $9,067,070.49 5.22% $9,067,070.49 5.22% - U.S. Governments United States
912810QV 912810QV US Treasury Inflation Indexed Bonds 0.75% FEB 15 42 10,968,417 $8,759,971.26 5.05% $8,759,971.26 5.05% - U.S. Governments United States
91282CDX 91282CDX US Treasury Inflation Indexed Bonds 0.125% JAN 15 32 9,974,459 $8,715,580.67 5.02% $8,715,580.66 5.02% - U.S. Governments United States
BYVYTQ BYVYTQ Italy Buoni Poliennali Del Tesoro RegS 1.25% SEP 15 32 8,149,506 $8,710,129.70 5.02% $8,710,129.69 5.02% - Non U.S. Markets Italy
TUM24F00 TUM24F00 UST Bond 2Yr Future JUN 28 24 29 $0.00 0.00% $5,930,046.90 3.42% - U.S. Governments United States
B1L6W9 B1L6W9 United Kingdom Inflation-Linked Gilt RegS 1.125% NOV 22 37 3,523,140 $4,776,874.46 2.75% $4,776,874.46 2.75% - Non U.S. Markets United Kingdom
317908 317908 United Kingdom Gilt Inflation Linked 2.000 JAN 26 35 3,236,173 $4,711,013.89 2.71% $4,711,013.89 2.71% - Non U.S. Markets United Kingdom
SM11576R SM11576R USD CPI 2Yr Receiver 2.482 MAR 19 26 4,500,000 $4,495,696.42 2.59% $4,495,696.42 2.59% - U.S. Governments United States
BGN945 BGN945 Spain Government Inflation Linked Bond 144A 0.7% NOV 30 33 3,755,444 $3,959,397.35 2.28% $3,959,397.35 2.28% - Non U.S. Markets Spain
B3LZBF B3LZBF United Kingdom Inflation-Linked Gilt RegS 0.625% MAR 22 40 3,112,726 $3,829,055.93 2.21% $3,829,055.92 2.21% - Non U.S. Markets United Kingdom
BK5MSX BK5MSX Italy Buoni Poliennali Del Tesoro RegS 0.4% MAY 15 30 3,450,014 $3,526,850.34 2.03% $3,526,850.34 2.03% - Non U.S. Markets Italy
912810TE 912810TE US Treasury Inflation Indexed Bonds 0.125% FEB 15 52 5,329,095 $3,134,704.24 1.81% $3,134,704.24 1.81% - U.S. Governments United States
912810RL 912810RL US Treasury Inflation Indexed Bonds 0.75% FEB 15 45 3,961,933 $3,042,669.03 1.75% $3,042,669.02 1.75% - U.S. Governments United States
BD1DN8 BD1DN8 Japanese Government CPI Linked Bond 0.1% MAR 10 26 412,885,200 $2,810,827.62 1.62% $2,810,827.62 1.62% - Non U.S. Markets Japan
B3MYD3 B3MYD3 United Kingdom Inflation-Linked Gilt RegS 0.625% NOV 22 42 2,028,197 $2,446,091.52 1.41% $2,446,091.52 1.41% - Non U.S. Markets United Kingdom
B24FFM B24FFM United Kingdom Inflation-Linked Gilt RegS 0.75% NOV 22 47 1,988,550 $2,348,236.64 1.35% $2,348,236.65 1.35% - Non U.S. Markets United Kingdom
B03KSM B03KSM Italy Buoni Poliennali Del Tesoro 2.35% SEP 15 35 1,983,785 $2,323,804.75 1.34% $2,323,804.75 1.34% - Non U.S. Markets Italy
B58RK8 B58RK8 Italy Buoni Poliennali Del Tesoro 2.55% SEP 15 41 1,883,111 $2,249,946.45 1.30% $2,249,946.45 1.30% - Non U.S. Markets Italy
BP9DLZ BP9DLZ United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 58 2,392,623 $2,187,973.07 1.26% $2,187,973.12 1.26% - Non U.S. Markets United Kingdom
B73ZYW B73ZYW United Kingdom Inflation-Linked Gilt RegS 0.25% MAR 22 52 2,170,707 $2,165,965.10 1.25% $2,165,965.10 1.25% - Non U.S. Markets United Kingdom
BM8ND8 BM8ND8 Australia Government Bond RegS 0.25% NOV 21 32 3,467,100 $2,024,611.69 1.17% $2,024,611.70 1.17% - Non U.S. Markets Australia
BWH62M BWH62M Spain Government Inflation Linked Bond 1% NOV 30 30 1,725,879 $1,893,730.97 1.09% $1,893,730.96 1.09% - Non U.S. Markets Spain
BLC8NH BLC8NH Spain Government Inflation Linked Bond 2.05% NOV 30 39 1,553,190 $1,861,290.79 1.07% $1,861,290.79 1.07% - Non U.S. Markets Spain
BQXL3H BQXL3H Hellenic Republic Government Bond 3.375% JUN 15 34 1,700,000 $1,842,796.56 1.06% $1,842,796.55 1.06% - Emerging Markets Greece
135087WV 135087WV Canadian Government Real Return Bond 4% DEC 01 31 2,052,752 $1,793,160.39 1.03% $1,793,160.39 1.03% - Non U.S. Markets Canada
912810QF 912810QF US Treasury Inflation Indexed Bonds 2.125% FEB 15 40 1,612,431 $1,635,831.21 0.94% $1,635,831.21 0.94% - U.S. Governments United States
BP6KCJ BP6KCJ Japanese Government CPI Linked Bond 0.005% MAR 10 31 231,273,350 $1,633,187.36 0.94% $1,633,187.37 0.94% - Non U.S. Markets Japan
BNNGP5 BNNGP5 United Kingdom Inflation-Linked Gilt RegS 0.125% AUG 10 31 1,255,264 $1,595,223.63 0.92% $1,595,223.64 0.92% - Non U.S. Markets United Kingdom
BYMWG3 BYMWG3 United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 46 1,473,642 $1,516,924.07 0.87% $1,516,924.07 0.87% - Non U.S. Markets United Kingdom
BYSP0S BYSP0S Australia Government Bond 1.25% AUG 21 40 2,194,204 $1,332,981.05 0.77% $1,332,981.05 0.77% - Non U.S. Markets Australia
BYX4Z3 BYX4Z3 French Republic Government Bond OAT 0.1% JUL 25 47 1,337,245 $1,243,171.26 0.72% $1,243,171.27 0.72% - Non U.S. Markets France
912810TY 912810TY US Treasury Inflation Indexed Bonds 2.125% FEB 15 54 1,170,743 $1,186,118.74 0.68% $1,186,118.74 0.68% - U.S. Governments United States
BDSTKV BDSTKV Australia Government Bond RegS 2% AUG 21 35 1,741,645 $1,180,308.25 0.68% $1,180,308.25 0.68% - Non U.S. Markets Australia
B4PTCY B4PTCY United Kingdom Inflation-Linked Gilt RegS 0.375% MAR 22 62 1,160,471 $1,144,958.85 0.66% $1,144,958.86 0.66% - Non U.S. Markets United Kingdom
BFNYBY BFNYBY New Zealand Government Inflation Linked Bond 3% SEP 20 30 1,791,212 $1,105,632.42 0.64% $1,105,632.42 0.64% - Non U.S. Markets New Zealand
BDX8CX BDX8CX United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 68 1,218,625 $1,055,746.00 0.61% $1,055,746.00 0.61% - Non U.S. Markets United Kingdom
B421JZ B421JZ United Kingdom Inflation-Linked Gilt RegS 0.5% MAR 22 50 867,947 $942,267.90 0.54% $942,267.89 0.54% - Non U.S. Markets United Kingdom
135087XQ 135087XQ Canadian Government Real Return Bond 3% DEC 01 36 960,638 $814,288.42 0.47% $814,288.41 0.47% - Non U.S. Markets Canada
9128283R 9128283R US Treasury Inflation Indexed Bonds 0.5% JAN 15 28 737,701 $698,777.33 0.40% $698,777.33 0.40% - U.S. Governments United States
B7RN0G B7RN0G United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 44 622,145 $660,099.40 0.38% $660,099.40 0.38% - Non U.S. Markets United Kingdom
B0CNHZ B0CNHZ United Kingdom Inflation-Linked Gilt RegS 1.25% NOV 22 55 440,541 $578,183.63 0.33% $578,176.58 0.33% - Non U.S. Markets United Kingdom
889184AF 889184AF Toledo Hospital 5.325% NOV 15 28 487,000 $498,286.32 0.29% $498,286.32 0.29% - Corporate Debt United States
BD9MZZ BD9MZZ United Kingdom Inflation-Linked Gilt RegS 0.125% NOV 22 65 551,540 $483,081.95 0.28% $483,081.95 0.28% - Non U.S. Markets United Kingdom
38122NB7 38122NB7 Golden State Tobacco Securitization Corp CA Txbl-Ref-Enh Tobacco Settlemen 3.000 JUN 01 46 355,000 $331,306.98 0.19% $331,306.98 0.19% - Municipal United States
91282CJY 91282CJY US Treasury Inflation Indexed Bonds 1.75% JAN 15 34 321,069 $318,145.35 0.18% $318,145.35 0.18% - U.S. Governments United States
BPNXRC BPNXRC French Republic Government Bond OAT 0.1% JUL 25 53 322,568 $293,637.13 0.17% $293,637.13 0.17% - Non U.S. Markets France
20848FAA 20848FAA Conservation Fund A Nonprofit Corp 3.474% DEC 15 29 312,000 $286,211.08 0.16% $286,211.08 0.16% - Corporate Debt United States
08162RAF 08162RAF Benchmark 2021-B23 Mortgage Trust FRB FEB 15 54 4,252,087 $255,328.34 0.15% $255,328.34 0.15% - Commercial Mortgage-Backed Securities United States
08163GAZ 08163GAZ Benchmark 2021-B28 Mortgage Trust FRB AUG 15 54 3,916,229 $255,303.36 0.15% $255,303.36 0.15% - Commercial Mortgage-Backed Securities United States
78414SAC 78414SAC SBNA Auto Lease Trust 2024-A 144A 5.45% JAN 20 26 224,000 $224,082.49 0.13% $224,082.49 0.13% - Asset Backed Securities United States
06541ABM 06541ABM BANK 2021-BNK31 FRB FEB 15 54 3,243,140 $217,731.69 0.13% $217,731.69 0.13% - Commercial Mortgage-Backed Securities United States
3137H5DT 3137H5DT Freddie Mac Multifamily Structured Pass Through Certificates FRB DEC 25 31 6,916,623 $217,020.78 0.12% $217,020.79 0.12% - Mortgage-Backed Securities United States
08163HAG 08163HAG Benchmark 2021-B27 Mortgage Trust FRB JUL 15 54 3,271,669 $196,992.54 0.11% $196,992.54 0.11% - Commercial Mortgage-Backed Securities United States
02531AAA 02531AAA American Credit Acceptance Receivables Trust 2024-1 144A 5.61% JAN 12 27 191,586 $192,107.83 0.11% $192,107.84 0.11% - Asset Backed Securities United States
BM8Z2W BM8Z2W United Kingdom Inflation-Linked Gilt RegS 0.125% MAR 22 73 208,420 $188,272.26 0.11% $188,272.26 0.11% - Non U.S. Markets United Kingdom
3137FYUL 3137FYUL Freddie Mac Multifamily Structured Pass Through Certificates FRB MAR 25 31 5,909,387 $168,172.87 0.10% $168,172.88 0.10% - Mortgage-Backed Securities United States
3137H4CH 3137H4CH Freddie Mac Multifamily Structured Pass Through Certificates FRB NOV 25 31 6,965,967 $158,473.38 0.09% $158,473.38 0.09% - Mortgage-Backed Securities United States
24702EAB 24702EAB Dell Equipment Finance Trust 2023-3 144A 6.1% APR 23 29 157,000 $157,729.52 0.09% $157,729.52 0.09% - Asset Backed Securities United States
3137H4BT 3137H4BT Freddie Mac Multifamily Structured Pass Through Certificates FRB SEP 25 31 4,635,695 $153,773.14 0.09% $153,773.13 0.09% - Mortgage-Backed Securities United States
889184AD 889184AD Toledo Hospital 5.75% NOV 15 38 144,000 $145,858.61 0.08% $145,858.61 0.08% - Corporate Debt United States
05551VBK 05551VBK BBCMS Trust 2021-C10 FRB JUL 15 54 2,060,902 $135,067.67 0.08% $135,067.67 0.08% - Commercial Mortgage-Backed Securities United States
08163CBE 08163CBE Benchmark 2021-B24 Mortgage Trust FRB MAR 15 54 2,514,263 $133,612.29 0.08% $133,612.29 0.08% - Commercial Mortgage-Backed Securities United States
95003DBP 95003DBP Wells Fargo Commercial Mortgage Trust 2021-C60 FRB AUG 15 54 1,437,419 $109,268.23 0.06% $109,268.23 0.06% - Commercial Mortgage-Backed Securities United States
61692CBK 61692CBK Morgan Stanley Capital I Trust 2021-L6 FRB JUN 15 54 1,979,010 $109,229.07 0.06% $109,229.07 0.06% - Commercial Mortgage-Backed Securities United States
05493EAZ 05493EAZ BBCMS Mortgage Trust 2021-C9 FRB FEB 15 54 1,317,336 $107,755.77 0.06% $107,755.77 0.06% - Commercial Mortgage-Backed Securities United States
3137FUZZ 3137FUZZ Freddie Mac Multifamily Structured Pass Through Certificates FRB MAY 25 30 1,221,668 $107,505.04 0.06% $107,505.03 0.06% - Mortgage-Backed Securities United States
61691YAP 61691YAP Morgan Stanley Capital I Trust 2021-L5 FRB MAY 15 54 1,647,480 $100,762.82 0.06% $100,762.81 0.06% - Commercial Mortgage-Backed Securities United States
88581EAF 88581EAF 3650R 2021-PF1 Commercial Mortgage Trust 1.015% NOV 15 54 2,083,809 $99,985.31 0.06% $99,985.31 0.06% - Commercial Mortgage-Backed Securities United States
3137F9ZC 3137F9ZC Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 31 1,882,263 $85,729.39 0.05% $85,729.39 0.05% - Mortgage-Backed Securities United States
3137FXZ5 3137FXZ5 Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 31 4,866,942 $84,093.69 0.05% $84,093.70 0.05% - Mortgage-Backed Securities United States
442851AG 442851AG Howard University 2.516 OCT 01 25 82,000 $79,421.81 0.05% $79,421.81 0.05% - Corporate Debt United States
3137F9Z3 3137F9Z3 Freddie Mac Multifamily Structured Pass Through Certificates FRB JAN 25 31 1,425,035 $76,328.30 0.04% $76,328.30 0.04% - Mortgage-Backed Securities United States
3137H3EZ 3137H3EZ Freddie Mac Multifamily Structured Pass Through Certificates FRB SEP 25 31 1,417,400 $73,424.93 0.04% $73,424.92 0.04% - Mortgage-Backed Securities United States
06540CBL 06540CBL BANK 2021-BNK35 FRB JUN 15 64 1,292,381 $69,462.12 0.04% $69,462.11 0.04% - Commercial Mortgage-Backed Securities United States
3137H2NA 3137H2NA Freddie Mac Multifamily Structured Pass Through Certificates FRB JUL 25 31 1,133,380 $66,325.04 0.04% $66,325.03 0.04% - Mortgage-Backed Securities United States
3137FTG4 3137FTG4 Freddie Mac Multifamily Structured Pass Through Certificates FRB APR 25 30 564,669 $52,615.69 0.03% $52,615.69 0.03% - Mortgage-Backed Securities United States
3137H13T 3137H13T Freddie Mac Multifamily Structured Pass Through Certificates FRB MAY 25 31 709,327 $51,045.39 0.03% $51,045.39 0.03% - Mortgage-Backed Securities United States
3137F62R 3137F62R Freddie Mac Multifamily Structured Pass Through Certificates FRB SEP 25 30 646,322 $41,441.59 0.02% $41,441.59 0.02% - Mortgage-Backed Securities United States
3137H4SM 3137H4SM FHMS K136 XAM 0.567 DEC 25 31 1,130,491 $40,557.36 0.02% $40,557.36 0.02% - Mortgage-Backed Securities United States
WNM24F00 WNM24F00 UST Ultra Bond Future JUN 18 24 -10 $0.00 0.00% $-1,290,000.00 -0.74% - U.S. Governments United States
FVM24F00 FVM24F00 UST Bond 5Yr Future JUN 28 24 -20 $0.00 0.00% $-2,140,312.50 -1.23% - U.S. Governments United States
CASH_DERV CASH_DERV Other - $-13,660,629.09 -7.87% $-27,872,776.54 -16.06% - - -
CASH CASH Cash & Cash Equivalents - $8,316,462.31 4.79% $8,283,338.19 4.77% - - -

*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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