NPORT-P false 0000918571 XXXXXXXX S000002673 C000007316 C000007317 MFS VARIABLE INSURANCE TRUST 811-08326 0000918571 4GB90YGNINHU70MFQX13 111 HUNTINGTON AVENUE BOSTON 02199 617-954-5000 MFS Growth Series S000002673 IVAD1C1VZOLTR3W5MQ64 2026-12-31 2026-03-31 N 1935402560.34 1172507.17 1934230053.17 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 270.04000000 N Abbott Laboratories HQD377W2YR662HK5JX27 002824100 123351.00000000 NS USD 12664447.17000000 0.654753923880 Long EC CORP US N 1 N N N Agilent Technologies Inc QUIX8Y7A2WP0XRMW7G29 00846U101 70986.00000000 NS USD 8090984.28000000 0.418305168340 Long EC CORP US N 1 N N N Airbnb Inc 549300HMUDNO0RY56D37 009066101 88448.00000000 NS USD 11169213.44000000 0.577450103295 Long EC CORP US N 1 N N N Alphabet Inc 5493006MHB84DD0ZWV18 02079K305 529288.00000000 NS USD 152202057.28000000 7.868870459879 Long EC CORP US N 1 N N N Amazon.com Inc ZXTILKJKG63JELOEG630 023135106 591627.00000000 NS USD 123218155.29000000 6.370398137908 Long EC CORP US N 1 N N N Amphenol Corp 549300D3L3G0R4U4VT04 032095101 258527.00000000 NS USD 32664886.45000000 1.688779801371 Long EC CORP US N 1 N N N Apple Inc HWUPKR0MPOU8FGXBT394 037833100 711827.00000000 NS USD 180654574.33000000 9.339870096316 Long EC CORP US N 1 N N N Applied Materials Inc 41BNNE1AFPNAZELZ6K07 038222105 35363.00000000 NS USD 12086719.77000000 0.624885325827 Long EC CORP US N 1 N N N AppLovin Corp 549300LLVXMUAOL3SQ07 03831W108 37385.00000000 NS USD 14879230.00000000 0.769258546862 Long EC CORP US N 1 N N N Ares Management Corp 529900JUV61FH7B8VW38 03990B101 28033.00000000 NS USD 3058400.30000000 0.158119779753 Long EC CORP US N 1 N N N Arista Networks Inc 635400H1WKBLOQERUU95 040413205 137251.00000000 NS USD 16851677.78000000 0.871234409391 Long EC CORP US N 1 N N N Autodesk Inc FRKKVKAIQEF3FCSTPG55 052769106 101248.00000000 NS USD 24238771.20000000 1.253148308820 Long EC CORP US N 1 N N N Axon Enterprise Inc 549300QP2IEEGFE16681 05464C101 12864.00000000 NS USD 5463212.16000000 0.282448933674 Long EC CORP US N 1 N N N Boston Scientific Corp Y6ZDD9FP4P8JSSJMW954 101137107 176837.00000000 NS USD 11096521.75000000 0.573691931412 Long EC CORP US N 1 N N N Broadcom Inc 549300WV6GIDOZJTV909 11135F101 183973.00000000 NS USD 56941483.23000000 2.943883698667 Long EC CORP US N 1 N N N CBRE Group Inc 52990016II9MJ2OSWA10 12504L109 60362.00000000 NS USD 8176636.52000000 0.422733402709 Long EC CORP US N 1 N N N Cadence Design Systems Inc GCT7RXJOGLXPV0NXZY22 127387108 55245.00000000 NS USD 15350928.15000000 0.793645415902 Long EC CORP US N 1 N N N Caterpillar Inc WRJR7GS4GTRECRRTVX92 149123101 16137.00000000 NS USD 11432419.02000000 0.591057873455 Long EC CORP US N 1 N N N Cheniere Energy Inc MIHC87W9WTYSYZWV1J40 16411R208 43357.00000000 NS USD 12302982.32000000 0.636066133903 Long EC CORP US N 1 N N N CoStar Group Inc 984500Q1D53D08E2E698 22160N109 36788.00000000 NS USD 1484027.92000000 0.076724478433 Long EC CORP US N 1 N N N Curtiss-Wright Corp TEL51ETZWP7D0ZM4X325 231561101 9238.00000000 NS USD 6292186.56000000 0.325307041408 Long EC CORP US N 1 N N N Danaher Corp S4BKK9OTCEWQ3YHPFM11 235851102 113599.00000000 NS USD 21538370.40000000 1.113537159899 Long EC CORP US N 1 N N N Emerson Electric Co FGLT0EWZSUIRRITFOA30 291011104 53590.00000000 NS USD 7021361.80000000 0.363005516768 Long EC CORP US N 1 N N N Meta Platforms Inc BQ4BKCS1HXDV9HN80Z93 30303M102 98477.00000000 NS USD 56341646.01000000 2.912872019419 Long EC CORP US N 1 N N N Ferguson Enterprises Inc 2138003JYQMRP3SLX189 31488V107 23718.00000000 NS USD 5532460.68000000 0.286029093123 Long EC CORP US N 1 N N N GE Vernova Inc 254900DP080RU6OK2553 36828A101 55922.00000000 NS USD 48814313.80000000 2.523707752343 Long EC CORP US N 1 N N N General Electric Co 3C7474T6CDKPR9K6YT90 369604301 104223.00000000 NS USD 29575360.71000000 1.529050831442 Long EC CORP US N 1 N N N Gilead Sciences Inc 549300WTZWR07K8MNV44 375558103 133924.00000000 NS USD 18664987.88000000 0.964982828666 Long EC CORP US N 1 N N N Goldman Sachs Group Inc/The 784F5XWPLTWKTBV3E584 38141G104 16343.00000000 NS USD 13826014.57000000 0.714807142373 Long EC CORP US N 1 N N N Guidewire Software Inc 549300WXSG0J8IXZCK32 40171V100 53695.00000000 NS USD 8030624.20000000 0.415184542647 Long EC CORP US N 1 N N N Hilton Worldwide Holdings Inc 549300HVGPK36ICB0B89 43300A203 80606.00000000 NS USD 24510672.48000000 1.267205648047 Long EC CORP US N 1 N N N Howmet Aerospace Inc 549300HO5WFZUT5N2T22 443201108 128986.00000000 NS USD 29726113.56000000 1.536844777656 Long EC CORP US N 1 N N N Ingersoll Rand Inc 5299004C02FMZCUOIR50 45687V106 64828.00000000 NS USD 5194019.36000000 0.268531623293 Long EC CORP US N 1 N N N KLA Corp 549300H0BF5JCG96TJ81 482480100 13859.00000000 NS USD 20406130.19000000 1.055000161772 Long EC CORP US N 1 N N N KKR & Co Inc 54930013V5I303TF9571 48251W104 107702.00000000 NS USD 9962435.00000000 0.515059466875 Long EC CORP US N 1 N N N SAP SE 529900D6BF99LW9R2E68 000000000 34080.00000000 NS 5767462.60000000 0.298178729595 Long EC CORP DE N 2 N N N LPL Financial Holdings Inc 549300XROQ4Y8G2L7682 50212V100 40734.00000000 NS USD 12254009.22000000 0.633534216879 Long EC CORP US N 1 N N N MFS Institutional Money Market Portfolio 5L2W638H85N8T1136O07 55291X109 20781893.65000000 NS USD 20781893.65000000 1.074427192150 Long EC RF US N 1 N N N Mastercard Inc AR5L2ODV9HN37376R084 57636Q104 121359.00000000 NS USD 60638237.94000000 3.135006502490 Long EC CORP US N 1 N N N Medline Inc 984500FAN6J1P8566D43 58507V107 176357.00000000 NS USD 7847886.50000000 0.405736974623 Long EC CORP US N 1 N N N Microsoft Corp INR2EJN1ERAN0W5ZP974 594918104 494542.00000000 NS USD 183064612.14000000 9.464469432680 Long EC CORP US N 1 N N N MongoDB Inc 549300TPTG69WKWE1Z37 60937P106 17161.00000000 NS USD 4200497.97000000 0.217166410123 Long EC CORP US N 1 N N N Monster Beverage Corp 52990090AP0E7HCB6F33 61174X109 220550.00000000 NS USD 15981053.00000000 0.826222970417 Long EC CORP US N 1 N N N Moody's Corp 549300GCEDD8YCF5WU84 615369105 9585.00000000 NS USD 4181456.25000000 0.216181950184 Long EC CORP US N 1 N N N Nasdaq Inc 549300L8X1Q78ERXFD06 631103108 233358.00000000 NS USD 19809760.62000000 1.024167760579 Long EC CORP US N 1 N N N NVIDIA Corp 549300S4KLFTLO7GSQ80 67066G104 1608921.00000000 NS USD 280595822.40000000 14.50684844546 Long EC CORP US N 1 N N N O'Reilly Automotive Inc 549300K2RLMQL149Q332 67103H107 128357.00000000 NS USD 11848634.67000000 0.612576288460 Long EC CORP US N 1 N N N PNC Financial Services Group Inc/The CFGNEKW0P8842LEUIA51 693475105 26381.00000000 NS USD 5489622.29000000 0.283814341577 Long EC CORP US N 1 N N N Philip Morris International Inc HL3H1H2BGXWVG3BSWR90 718172109 94001.00000000 NS USD 15542125.34000000 0.803530340898 Long EC CORP US N 1 N N N RTX Corp I07WOS4YJ0N7YRFE7309 75513E101 42681.00000000 NS USD 8233164.90000000 0.425655928906 Long EC CORP US N 1 N N N Shopify Inc 549300HGQ43STJLLP808 82509L107 118867.00000000 NS USD 14100003.54000000 0.728972415504 Long EC CORP CA N 1 N N N Snowflake Inc 254900CJNSY1K7T53Z16 833445109 60128.00000000 NS USD 9068504.96000000 0.468843142269 Long EC CORP US N 1 N N N Starbucks Corp OQSJ1DU9TAOC51A47K68 855244109 186094.00000000 NS USD 16672161.46000000 0.861953387223 Long EC CORP US N 1 N N N Synopsys Inc QG7T915N9S0NY5UKNE63 871607107 13595.00000000 NS USD 5390145.60000000 0.278671380954 Long EC CORP US N 1 N N N TKO Group Holdings Inc N/A 87256C101 40120.00000000 NS USD 8090198.00000000 0.418264517539 Long EC CORP US N 1 N N N Taiwan Semiconductor Manufacturing Co Ltd 549300KB6NK5SBD14S87 874039100 86173.00000000 NS USD 29122165.35000000 1.505620559574 Long EC CORP TW N 1 N N N Take-Two Interactive Software Inc BOMSTHHJK882EWYX3334 874054109 60934.00000000 NS USD 12034465.00000000 0.622183745944 Long EC CORP US N 1 N N N Thermo Fisher Scientific Inc HCHV7422L5HDJZCRFL38 883556102 62157.00000000 NS USD 30552030.21000000 1.579544799230 Long EC CORP US N 1 N N N Uber Technologies Inc 549300B2FTG34FILDR98 90353T100 183131.00000000 NS USD 13172612.83000000 0.681026168961 Long EC CORP US N 1 N N N Verisk Analytics Inc 549300I1YSWNIRKBWP67 92345Y106 21988.00000000 NS USD 4172223.00000000 0.215704589697 Long EC CORP US N 1 N N N Vistra Corp 549300KP43CPCUJOOG15 92840M102 25125.00000000 NS USD 3777041.25000000 0.195273630652 Long EC CORP US N 1 N N N Vulcan Materials Co 549300Q8LSNHAVWBNI21 929160109 47454.00000000 NS USD 12921724.20000000 0.668055187066 Long EC CORP US N 1 N N N ASML Holding NV 724500Y6DUVHQD6OXN27 000000000 4818.00000000 NS 6377283.74000000 0.329706579088 Long EC CORP NL N 2 N N N Eaton Corp PLC 549300VDIGTMXUNT7H71 000000000 27956.00000000 NS USD 9999022.52000000 0.516951047452 Long EC CORP IE N 1 N N N Linde PLC 5299003QR1WT0EF88V51 000000000 23303.00000000 NS USD 11552695.28000000 0.597276175140 Long EC CORP IE N 1 N N N Medtronic PLC 549300GX3ZBSQWUXY261 000000000 243072.00000000 NS USD 21062188.80000000 1.088918495784 Long EC CORP IE N 1 N N N Seagate Technology Holdings PLC 635400RUXIFEZSRU8X70 000000000 38801.00000000 NS USD 15200679.76000000 0.785877550350 Long EC CORP IE N 1 N N N Trane Technologies PLC 549300BURLR9SLYY2705 000000000 30796.00000000 NS USD 12833925.04000000 0.663515956592 Long EC CORP IE N 1 N N N Spotify Technology SA 549300B4X0JHWV0DTD60 000000000 45470.00000000 NS USD 22048857.70000000 1.139929434136 Long EC CORP LU N 1 N N N 2026-04-29 MFS VARIABLE INSURANCE TRUST James Byrne James Byrne Assistant Treasurer XXXX