NPORT-P false 0001065698 XXXXXXXX S000008069 C000021901 C000021902 MFS VARIABLE INSURANCE TRUST III 811-08879 0001065698 549300QPPZUNGK3D0K61 111 HUNTINGTON AVENUE BOSTON 02199 617-954-5000 MFS Global Real Estate Portfolio S000008069 549300YBJ6K5SOLBY732 2026-12-31 2026-06-30 N 156381406.27 194538.79 156186867.48 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 267467.44000000 N Acadia Realty Trust 254900C5XLB1YYJQSH07 004239109 125159.00000000 NS USD 2617074.69000000 1.675604826593 Long EC CORP US N 1 N N N Derwent London PLC 213800BXKQ9KZNUR1M61 000000000 29803.00000000 NS 767319.76000000 0.491283148436 Long EC CORP GB N 1 N N N American Homes 4 Rent 549300ZJUO7A58PNUW40 02665T306 43831.00000000 NS USD 1469215.12000000 0.940677755886 Long EC CORP US N 1 N N N Big Yellow Group PLC 213800W7Q4V2ZI8LIW31 000000000 111246.00000000 NS 1331749.31000000 0.852664075723 Long EC CORP GB N 1 N N N Americold Realty Trust Inc 894500O3S3W62PQPO460 03064D108 130009.00000000 NS USD 2043741.48000000 1.308523253571 Long EC CORP US N 1 N N N Blackstone Digital Infrastructure Trust Inc N/A 09264B107 76543.00000000 NS USD 1655625.09000000 1.060028360074 Long EC CORP US N 1 N N N BXP Inc 549300OF70FSEUQBT254 101121101 67348.00000000 NS USD 4465845.88000000 2.859296656661 Long EC CORP US N 1 N N N Cousins Properties Inc 5493007XPYD5EJABN062 222795502 69975.00000000 NS USD 2097850.50000000 1.343167024121 Long EC CORP US N 1 N N N Digital Realty Trust Inc 549300HKCZ31D08NEI41 253868103 28479.00000000 NS USD 5114258.82000000 3.274448679659 Long EC CORP US N 1 N N N Equinix Inc 549300EVUN2BTLJ3GT74 29444U700 7919.00000000 NS USD 8254686.41000000 5.285134751202 Long EC CORP US N 1 N N N Equity LifeStyle Properties Inc 529900PEQG66LENB6798 29472R108 28347.00000000 NS USD 1826964.15000000 1.169729683088 Long EC CORP US N 1 N N N Equity Residential 5493008RACSH5EP3PI59 29476L107 42514.00000000 NS USD 2887976.02000000 1.849051758701 Long EC CORP US N 1 N N N Essential Properties Realty Trust Inc 2549009LXQLVYCGLZO50 29670E107 60550.00000000 NS USD 1807417.50000000 1.157214770461 Long EC CORP US N 1 N N N Essex Property Trust Inc 549300TR2H2VEFX0NC60 297178105 9336.00000000 NS USD 2722284.24000000 1.742966155812 Long EC CORP US N 1 N N N Extra Space Storage Inc N/A 30225T102 15278.00000000 NS USD 2219893.40000000 1.421306052049 Long EC CORP US N 1 N N N Federal Realty Investment Trust 549300FHEI1SLVZ0RB48 313745101 26543.00000000 NS USD 3276467.92000000 2.097787075740 Long EC CORP US N 1 N N N Healthcare Realty Trust Inc 549300L0I14L7I0VLX84 42226K105 150950.00000000 NS USD 3044661.50000000 1.949370999703 Long EC CORP US N 1 N N N Healthpeak Properties Inc 254900M6MTMZM0I22L81 42250P103 156160.00000000 NS USD 3341824.00000000 2.139631874253 Long EC CORP US N 1 N N N Highwoods Properties Inc ZIIGTYKL9T0X3HLTDX53 431284108 86459.00000000 NS USD 2607603.44000000 1.669540776425 Long EC CORP US N 1 N N N Janus Living Inc 2549003JCIOFKGHO7313 471024109 124512.00000000 NS USD 3578474.88000000 2.291149657930 Long EC CORP US N 1 N N N Kimco Realty Corp 254900ARY41P4V1JL861 49446R109 97569.00000000 NS USD 2473374.15000000 1.583599306335 Long EC CORP US N 1 N N N Lamar Advertising Co 529900Y8WW4MKVPTB543 512816109 15217.00000000 NS USD 2373547.66000000 1.519684528088 Long EC CORP US N 1 N N N MFS Institutional Money Market Portfolio 5L2W638H85N8T1136O07 55291X109 2381837.24000000 NS USD 2381837.24000000 1.524992003764 Long EC RF US N 1 N N N Mid-America Apartment Communities Inc 549300FQZKFR5YNSHZ21 59522J103 19674.00000000 NS USD 2733505.56000000 1.750150703515 Long EC CORP US N 1 N N N GPT Group/The N/A 000000000 592532.00000000 NS 2009136.04000000 1.286366819705 Long EC CORP AU N 2 N N N NNN REIT Inc 5493008JKH5SOTI0JS97 637417106 55252.00000000 NS USD 2570875.56000000 1.646025431894 Long EC CORP US N 1 N N N Nippon Building Fund Inc 52990053R8NL2MB32172 000000000 2642.00000000 NS 2043692.45000000 1.308491861687 Long EC CORP JP N 2 N N N CapitaLand Integrated Commercial Trust 54930031292WUTXF0L29 000000000 1724900.00000000 NS 3170430.86000000 2.029895926048 Long EC CORP SG N 2 N N N Hongkong Land Holdings Ltd 213800XCHYNRPAYGXW28 000000000 229800.00000000 NS USD 1644353.66000000 1.052811729008 Long EC CORP BM N 2 N N N Japan Metropolitan Fund Invest 353800QDHNIP60E1LQ93 000000000 2905.00000000 NS 2007104.23000000 1.285065935685 Long EC CORP JP N 2 N N N Mitsubishi Estate Co Ltd 353800KOFMRGOXSJ5Z65 000000000 178800.00000000 NS 4558110.64000000 2.918369971523 Long EC CORP JP N 1 N N N Tokyo Tatemono Co Ltd 529900RQA4JTW1869J86 000000000 66200.00000000 NS 1341955.16000000 0.859198459929 Long EC CORP JP N 1 N N N Prologis Inc 529900DFH19P073LZ636 74340W103 88252.00000000 NS USD 11955498.44000000 7.654611833181 Long EC CORP US N 1 N N N Klepierre SA 969500PB4U31KEFHZ621 000000000 42796.00000000 NS 1788714.63000000 1.145240095316 Long EC CORP FR N 1 N N N Regency Centers Corp 529900053A7X7FJ97S58 758849103 29424.00000000 NS USD 2346269.76000000 1.502219615423 Long EC CORP US N 1 N N N Rexford Industrial Realty Inc 549300MSLO0DF0EMX355 76169C100 107505.00000000 NS USD 3601417.50000000 2.305838869878 Long EC CORP US N 1 N N N Ryman Hospitality Properties Inc 529900GCCWW9SRMPJR11 78377T107 14354.00000000 NS USD 1845206.70000000 1.181409634351 Long EC CORP US N 1 N N N Simon Property Group Inc 529900GQL5X8H7AO3T64 828806109 28493.00000000 NS USD 6372459.45000000 4.080022573483 Long EC CORP US N 1 N N N Space Exploration Technologies Corp 549300B9WLO96RQCXP87 84615Q103 4602.00000000 NS USD 786297.72000000 0.503433952346 Long EC CORP US N 1 N N N Ventas Inc ORQTRC074CWLT3DKHT41 92276F100 68951.00000000 NS USD 6122848.80000000 3.920207184374 Long EC CORP US N 1 N N N VICI Properties Inc 254900RKH6RY9KCJQH63 925652109 131470.00000000 NS USD 3490528.50000000 2.234841223412 Long EC CORP US N 1 N N N Warehouses De Pauw CVA 549300HWDYC5JXC85138 000000000 55222.00000000 NS 1391912.13000000 0.891183844364 Long EC CORP BE N 1 N N N Goodman Group N/A 000000000 265146.00000000 NS 5747924.87000000 3.680158878105 Long EC CORP AU N 2 N N N Grainger PLC 2138007CEIRKZMNI2979 000000000 757249.00000000 NS 1704556.55000000 1.091357152814 Long EC CORP GB N 1 N N N Charter Hall Group N/A 000000000 139398.00000000 NS 2216524.00000000 1.419148764401 Long EC CORP AU N 2 N N N Mitsui Fudosan Accommodations Fund Inc N/A 000000000 1456.00000000 NS 1091585.84000000 0.698897325756 Long EC CORP JP N 1 N N N Industrial & Infrastructure Fund Investment Corp 353800WCHFY04YKYCI19 000000000 1390.00000000 NS 1217435.33000000 0.779473556031 Long EC CORP JP N 2 N N N LondonMetric Property PLC 213800OCERWWPQDURL87 000000000 473395.00000000 NS 1182401.18000000 0.757042636860 Long EC CORP GB N 1 N N N Segro PLC 213800XC35KGM9NFC641 000000000 305824.00000000 NS 3550338.31000000 2.273134974331 Long EC CORP GB N 1 N N N Swire Properties Ltd 5299001L12PHYVQ92465 000000000 576000.00000000 NS 1514065.70000000 0.969393729721 Long EC CORP HK N 2 N N N Unibail-Rodamco-Westfield N/A 000000000 30034.00000000 NS 3515760.79000000 2.250996416488 Long EC CORP N/A N 1 N N N Scentre Group N/A 000000000 1133060.00000000 NS 3034801.94000000 1.943058330681 Long EC CORP AU N 2 N N N Shurgard Self Storage Ltd 549300J0UEIKU81XO336 000000000 51141.00000000 NS 1495902.75000000 0.957764743051 Long EC CORP GG N 1 N N N Land Securities Group PLC 213800V8IAVKS37D6B88 000000000 258161.00000000 NS 2229269.06000000 1.427308899889 Long EC CORP GB N 1 N N N POUND STERLING N/A 000000000 18.93000000 NS 25.11000000 0.000016076895 Long GB N 1 N N N MEXICAN PESO (NEW) N/A 000000000 0.13000000 NS 0.01000000 0.000000006402 Long MX N 1 N N N Exchange traded N/A 000000000 93.00000000 NC USD 139500.00000000 0.089316087998 N/A DE US N 2 Morgan Stanley & Co. LLC 9R7GPTSO7KV3UQJZQ078 Call Purchased Welltower, Inc. Welltower, Inc. 100.00000000 220.00000000 USD 2026-09-18 XXXX 86955.00000000 N N N Exchange traded N/A 000000000 434.00000000 NC USD 596750.00000000 0.382074376436 N/A DE LU N 2 Morgan Stanley & Co. LLC 9R7GPTSO7KV3UQJZQ078 Call Purchased Welltower, Inc. Welltower, Inc. 100.00000000 240.00000000 USD 2027-01-15 XXXX 184404.40000000 N N N 2026-07-15 MFS VARIABLE INSURANCE TRUST III James Byrne James Byrne Assistant Treasurer