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 2025-12-31 2025-06-30 N 170117857.53 168571.44 169949286.09 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 51201.11000000 N Derwent London PLC 213800BXKQ9KZNUR1M61 000000000 70780.00000000 NS 2013075.31000000 1.184515308251 Long EC CORP GB N 1 N N N Shaftesbury Capital PLC 549300TTXXZ1SHUI0D54 000000000 1048272.00000000 NS 2246138.86000000 1.321652424482 Long EC CORP GB N 1 N N N Highwoods Properties Inc ZIIGTYKL9T0X3HLTDX53 431284108 101636.00000000 NS USD 3159863.24000000 1.859297742696 Long EC CORP US N 1 N N N Scentre Group N/A 000000000 1275860.00000000 NS 2989358.76000000 1.758971060588 Long EC CORP AU N 1 N N N Ventas Inc ORQTRC074CWLT3DKHT41 92276F100 83418.00000000 NS USD 5267846.70000000 3.099658033991 Long EC CORP US N 1 N N N KDX Realty Investment Corp 353800FFT483NCIHFY42 000000000 1714.00000000 NS 1857959.10000000 1.093243250822 Long EC CORP JP N 1 N N N Americold Realty Trust Inc 894500O3S3W62PQPO460 03064D108 114274.00000000 NS USD 1900376.62000000 1.118202178850 Long EC CORP US N 1 N N N Mitsui Fudosan Co Ltd 353800ND4ZKNZDYKMF33 000000000 600100.00000000 NS 5813266.90000000 3.420589185012 Long EC CORP JP N 1 N N N Sun Communities Inc 549300H5GEOJYN41ZG57 866674104 30485.00000000 NS USD 3856047.65000000 2.268940187226 Long EC CORP US N 1 N N N BXP Inc 549300OF70FSEUQBT254 101121101 46951.00000000 NS USD 3167783.97000000 1.863958385987 Long EC CORP US N 1 N N N Prologis Inc 529900DFH19P073LZ636 74340W103 103378.00000000 NS USD 10867095.36000000 6.394316569382 Long EC CORP US N 1 N N N American Homes 4 Rent 549300ZJUO7A58PNUW40 02665T306 106049.00000000 NS USD 3825187.43000000 2.250781699650 Long EC CORP US N 1 N N N Star Asia Investment Corp N/A 000000000 2512.00000000 NS 997787.58000000 0.587109015257 Long EC CORP JP N 1 N N N Unibail-Rodamco-Westfield N/A 000000000 31787.00000000 NS 3038166.99000000 1.787690351574 Long EC CORP N/A N 1 N N N Goodman Group N/A 000000000 323607.00000000 NS 7292504.12000000 4.290988381168 Long EC CORP AU N 1 N N N Big Yellow Group PLC 213800W7Q4V2ZI8LIW31 000000000 188880.00000000 NS 2623772.65000000 1.543856235212 Long EC CORP GB N 1 N N N American Tower Corp 5493006ORUSIL88JOE18 03027X100 7811.00000000 NS USD 1726387.22000000 1.015824932083 Long EC CORP US N 1 N N N Federal Realty Investment Trust 549300FHEI1SLVZ0RB48 313745101 39094.00000000 NS USD 3713539.06000000 2.185086589909 Long EC CORP US N 1 N N N Shurgard Self Storage Ltd 549300J0UEIKU81XO336 000000000 77336.00000000 NS 3370625.68000000 1.983312644346 Long EC CORP GG N 1 N N N Ryman Hospitality Properties Inc 529900GCCWW9SRMPJR11 78377T107 23321.00000000 NS USD 2301083.07000000 1.353982192535 Long EC CORP US N 1 N N N Lamar Advertising Co 529900Y8WW4MKVPTB543 512816109 21367.00000000 NS USD 2593099.12000000 1.525807598054 Long EC CORP US N 1 N N N Parkway Life Real Estate Investment Trust 549300I4DKVD2OF5LW91 000000000 361500.00000000 NS 1165670.47000000 0.685893125424 Long EC CORP SG N 1 N N N Cellnex Telecom SA 5493008T4YG3AQUI7P67 000000000 81484.00000000 NS 3162677.10000000 1.860953448386 Long EC CORP ES N 1 N N N Sunstone Hotel Investors Inc 529900ZQ2V52V96ATF67 867892101 190951.00000000 NS USD 1657454.68000000 0.975264279205 Long EC CORP US N 1 N N N Douglas Emmett Inc N/A 25960P109 75979.00000000 NS USD 1142724.16000000 0.672391268177 Long EC CORP US N 1 N N N Link REIT 529900XUE70U36QX5M62 000000000 744600.00000000 NS 3974387.10000000 2.338572400883 Long EC CORP HK N 1 N N N Grainger PLC 2138007CEIRKZMNI2979 000000000 890164.00000000 NS 2688143.33000000 1.581732640275 Long EC CORP GB N 1 N N N Kimco Realty Corp 254900ARY41P4V1JL861 49446R109 208718.00000000 NS USD 4387252.36000000 2.581506790017 Long EC CORP US N 1 N N N Charter Hall Group N/A 000000000 170803.00000000 NS 2157225.22000000 1.269334676026 Long EC CORP AU N 1 N N N Japan Metropolitan Fund Invest 353800QDHNIP60E1LQ93 000000000 3305.00000000 NS 2340960.38000000 1.377446433496 Long EC CORP JP N 1 N N N Essex Property Trust Inc 549300TR2H2VEFX0NC60 297178105 16429.00000000 NS USD 4655978.60000000 2.739628219170 Long EC CORP US N 1 N N N Helios Towers PLC 213800DGC7GS4XCHCU30 000000000 1045595.00000000 NS 1745246.54000000 1.026921960163 Long EC CORP GB N 1 N N N SBA Communications Corp 5299001HX8ZN8Y8QIT49 78410G104 7226.00000000 NS USD 1696953.84000000 0.998506012612 Long EC CORP US N 1 N N N MFS Institutional Money Market Portfolio 5L2W638H85N8T1136O07 55291X109 4155679.29000000 NS USD 4156094.86000000 2.445491214243 Long EC RF US N 1 N N N UNITE Group PLC/The 213800BBUUWVDH9YI827 000000000 71076.00000000 NS 826841.75000000 0.486522638031 Long EC CORP GB N 1 N N N Simon Property Group Inc 529900GQL5X8H7AO3T64 828806109 30788.00000000 NS USD 4949478.88000000 2.912326961690 Long EC CORP US N 1 N N N NNN REIT Inc 5493008JKH5SOTI0JS97 637417106 76212.00000000 NS USD 3290834.16000000 1.936362450064 Long EC CORP US N 1 N N N Canadian Apartment Properties REIT 549300B1MYVTQEB2DI90 134921105 90581.00000000 NS 2954068.08000000 1.738205642379 Long EC CORP CA N 1 N N N National Storage REIT N/A 000000000 1137979.00000000 NS 1722610.55000000 1.013602698564 Long EC CORP AU N 1 N N N Vonovia SE 5299005A2ZEP6AP7KM81 000000000 123086.00000000 NS 4336627.97000000 2.551718850824 Long EC CORP DE N 1 N N N Mid-America Apartment Communities Inc 549300FQZKFR5YNSHZ21 59522J103 28212.00000000 NS USD 4175658.12000000 2.457002448241 Long EC CORP US N 1 N N N Digital Realty Trust Inc 549300HKCZ31D08NEI41 253868103 38891.00000000 NS USD 6779868.03000000 3.989347755429 Long EC CORP US N 1 N N N Segro PLC 213800XC35KGM9NFC641 000000000 286019.00000000 NS 2668136.02000000 1.569960122449 Long EC CORP GB N 1 N N N Weyerhaeuser Co 08IRJODWFYBI7QWRGS31 962166104 118165.00000000 NS USD 3035658.85000000 1.786214534842 Long EC CORP US N 1 N N N Extra Space Storage Inc N/A 30225T102 35447.00000000 NS USD 5226305.68000000 3.075214848053 Long EC CORP US N 1 N N N Rexford Industrial Realty Inc 549300MSLO0DF0EMX355 76169C100 101126.00000000 NS USD 3597051.82000000 2.116544236670 Long EC CORP US N 1 N N N Healthcare Realty Trust Inc 549300L0I14L7I0VLX84 42226K105 230749.00000000 NS USD 3659679.14000000 2.153394829832 Long EC CORP US N 1 N N N Equinix Inc 549300EVUN2BTLJ3GT74 29444U700 10250.00000000 NS USD 8153567.50000000 4.797647396813 Long EC CORP US N 1 N N N Equity LifeStyle Properties Inc 529900PEQG66LENB6798 29472R108 61408.00000000 NS USD 3787031.36000000 2.228330254941 Long EC CORP US N 1 N N N DigitalBridge Group Inc 549300XG87L902AGBO89 25401T603 51890.00000000 NS USD 537061.50000000 0.316012801439 Long EC CORP US N 1 N N N 2025-07-15 MFS VARIABLE INSURANCE TRUST III James Byrne James Byrne Assistant Treasurer