NPORT-P false 0001065698 XXXXXXXX S000023374 C000068447 C000068446 MFS VARIABLE INSURANCE TRUST III 811-08879 0001065698 549300QPPZUNGK3D0K61 111 HUNTINGTON AVENUE 24th floor BOSTON 02199 1 617-954-5000 MFS New Discovery Value Portfolio S000023374 549300X8U0YDKOFKNA72 2020-12-31 2020-12-31 N 55132122.61 52786.45 55079336.16 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 0.00000000 UST WESCO International Inc 529900TXOGREY3WNJ434 95082P105 11574.00000000 NS USD 908559.00000000 1.649546024593 Long EC CORP US N 1 N N N PAE Inc N/A 69290Y109 76476.00000000 NS USD 702049.68000000 1.274615362030 Long EC CORP US N 1 N N N Zumiez Inc 549300J0PDF58P6HZD25 989817101 16978.00000000 NS USD 624450.84000000 1.133729786041 Long EC CORP US N 1 N N N Plexus Corp 549300W7HCBI5YT25I79 729132100 7883.00000000 NS USD 616529.43000000 1.119347967827 Long EC CORP US N 1 N N N Plains GP Holdings LP 549300O56BSKRD8FAM12 72651A207 75716.00000000 NS USD 639800.20000000 1.161597514794 Long EC CORP US N 1 N N N Hanmi Financial Corp 549300MSZ7RCG7EA6587 410495204 25370.00000000 NS USD 287695.80000000 0.522329824681 Long EC CORP US N 1 N N N New Jersey Resources Corp 549300QKBSQBIX4DQ583 646025106 18892.00000000 NS USD 671610.60000000 1.219351297279 Long EC CORP US N 1 N N N Stoneridge Inc PNBCIH9LE7WI83VJIF08 86183P102 9034.00000000 NS USD 273097.82000000 0.495826273589 Long EC CORP US N 1 N N N Frank's International NV 724500LJYA8QIT73H017 000000000 103583.00000000 NS USD 283817.42000000 0.515288381790 Long EC CORP NL N 1 N N N WPX Energy Inc ZXZE9GCS2BB547GJW219 98212B103 63056.00000000 NS USD 513906.40000000 0.933029400548 Long EC CORP US N 1 N N N Avient Corp SM8L9RZYIB34LNTWO040 05368V106 16721.00000000 NS USD 673521.88000000 1.222821346363 Long EC CORP US N 1 N N N Prestige Consumer Healthcare Inc N/A 74112D101 11129.00000000 NS USD 388068.23000000 0.704562286068 Long EC CORP US N 1 N N N Ferro Corp 1YTO5R7OHOPE81ZNYD08 315405100 46692.00000000 NS USD 683103.96000000 1.240218215440 Long EC CORP US N 1 N N N Third Point Reinsurance Ltd N/A 000000000 48522.00000000 NS USD 461929.44000000 0.838661959646 Long EC CORP BM N 1 N N N 8x8 Inc 254900XWSOC5U1BRW939 282914100 19078.00000000 NS USD 657618.66000000 1.193948049935 Long EC CORP US N 1 N N N Nomad Foods Ltd 5493000ZZ1837DS2SI43 000000000 10613.00000000 NS USD 269782.46000000 0.489807028930 Long EC CORP VG N 1 N N N Everest Re Group Ltd 549300N24XF2VV0B3570 000000000 1269.00000000 NS USD 297060.21000000 0.539331500178 Long EC CORP BM N 1 N N N US Ecology Inc N/A 91734M103 11622.00000000 NS USD 422227.26000000 0.766580154077 Long EC CORP US N 1 N N N Methode Electronics Inc 529900VM413LGLUS3F07 591520200 14265.00000000 NS USD 546064.20000000 0.991413909589 Long EC CORP US N 1 N N N Owens Corning JO5M6676RDJIZ2U8X907 690742101 6567.00000000 NS USD 497515.92000000 0.903271452936 Long EC CORP US N 1 N N N KBR Inc 254900OFQDXZRKRCV808 48242W106 30816.00000000 NS USD 953138.88000000 1.730483601384 Long EC CORP US N 1 N N N API Group Corp 213800NZT1VX6PZ7BT53 00187Y100 26936.00000000 NS USD 488888.40000000 0.887607647593 Long EC CORP US N 1 N N N Stamps.com Inc 5299008VAXLEGU4Y4038 852857200 1685.00000000 NS USD 330580.15000000 0.600189060085 Long EC CORP US N 1 N N N Prosperity Bancshares Inc N/A 743606105 8692.00000000 NS USD 602877.12000000 1.094561340116 Long EC CORP US N 1 N N N Air Lease Corp 5493004NW4M4P8TMMK63 00912X302 8476.00000000 NS USD 376503.92000000 0.683566553718 Long EC CORP US N 1 N N N Hostess Brands Inc N/A 44109J106 36856.00000000 NS USD 539571.84000000 0.979626621556 Long EC CORP US N 1 N N N Graphic Packaging Holding Co N/A 388689101 50990.00000000 NS USD 863770.60000000 1.568229866625 Long EC CORP US N 1 N N N Axalta Coating Systems Ltd 529900AGLPA40GV6H619 000000000 12298.00000000 NS USD 351107.90000000 0.637458481670 Long EC CORP BM N 1 N N N Energizer Holdings Inc 5493000D6NN0V57UME20 29272W109 11256.00000000 NS USD 474778.08000000 0.861989473912 Long EC CORP US N 1 N N N CNO Financial Group Inc 11XPYHB76MPM4Y4P2897 12621E103 29238.00000000 NS USD 649960.74000000 1.180044614393 Long EC CORP US N 1 N N N Premier Inc N/A 74051N102 17934.00000000 NS USD 629483.40000000 1.142866715334 Long EC CORP US N 1 N N N Wintrust Financial Corp Q774KI4AW80FHFW33O61 97650W108 9862.00000000 NS USD 602469.58000000 1.093821425606 Long EC CORP US N 1 N N N First Hawaiian Inc 5493002DJSH46F5OLV06 32051X108 29756.00000000 NS USD 701646.48000000 1.273883327064 Long EC CORP US N 1 N N N TCF Financial Corp 549300UK6KFVK4A0D603 872307103 18286.00000000 NS USD 676947.72000000 1.229041174413 Long EC CORP US N 1 N N N Empire State Realty Trust Inc 549300VOKY1DUEQSB456 292104106 45061.00000000 NS USD 419968.52000000 0.762479269503 Long EC CORP US N 1 N N N Toll Brothers Inc 529900JB6IS9MSZGVR44 889478103 11444.00000000 NS USD 497470.68000000 0.903189316869 Long EC CORP US N 1 N N N Pactiv Evergreen Inc N/A 69526K105 28668.00000000 NS USD 520037.52000000 0.944160834635 Long EC CORP US N 1 N N N Armstrong World Industries Inc KXMRXXOJ88Q45Y45MG74 04247X102 2727.00000000 NS USD 202861.53000000 0.368307870324 Long EC CORP US N 1 N N N ChampionX Corp 549300EP2909K6DYYP38 15872M104 27717.00000000 NS USD 424070.10000000 0.769925946035 Long EC CORP US N 1 N N N WNS Holdings Ltd 529900RM7QHUD3W9DM42 92932M101 3221.00000000 NS USD 232073.05000000 0.421343222666 Long EC CORP JE N 1 N N N Syneos Health Inc 549300F1ZGKDS8P6GU13 87166B102 2331.00000000 NS USD 158811.03000000 0.288331416229 Long EC CORP US N 1 N N N Regal Beloit Corp QH78R09VCJGQKPBPYU33 758750103 3348.00000000 NS USD 411167.88000000 0.746501153909 Long EC CORP US N 1 N N N UMB Financial Corp 549300MGEH3N3CUCV828 902788108 12032.00000000 NS USD 830087.68000000 1.507076406274 Long EC CORP US N 1 N N N Zions Bancorp NA 8WH0EE09O9V05QJZ3V89 989701107 8097.00000000 NS USD 351733.68000000 0.638594624630 Long EC CORP US N 1 N N N Lakeland Financial Corp N/A 511656100 9429.00000000 NS USD 505205.82000000 0.917232950180 Long EC CORP US N 1 N N N Six Flags Entertainment Corp 549300JYTDUAA4JQ3717 83001A102 9713.00000000 NS USD 331213.30000000 0.601338583743 Long EC CORP US N 1 N N N Black Hills Corp 3MGELCRSTNSAMJ962671 092113109 11804.00000000 NS USD 725355.80000000 1.316929089146 Long EC CORP US N 1 N N N Kennametal Inc 549300GZDSG25XUV0Y08 489170100 8470.00000000 NS USD 306952.80000000 0.557292119695 Long EC CORP US N 1 N N N Brixmor Property Group Inc 5299007UXW6Y0W2EGZ95 11120U105 22105.00000000 NS USD 365837.75000000 0.664201451043 Long EC CORP US N 1 N N N Textainer Group Holdings Ltd 529900OHEYRATAFMIT89 000000000 32814.00000000 NS USD 629372.52000000 1.142665405719 Long EC CORP BM N 1 N N N Quanta Services Inc SHVRXXEACT60MMH07S24 74762E102 7138.00000000 NS USD 514078.76000000 0.933342330972 Long EC CORP US N 1 N N N Corporate Office Properties Trust YY1J47X6LF9TYY8JY420 22002T108 10826.00000000 NS USD 282342.08000000 0.512609809202 Long EC CORP US N 1 N N N GMS Inc 52990057RENOQO4U0D72 36251C103 13657.00000000 NS USD 416265.36000000 0.755755949546 Long EC CORP US N 1 N N N IMAX Corp 5493002KS2T1Q0X7VZ21 45245E109 17533.00000000 NS USD 315944.66000000 0.573617407229 Long EC CORP CA N 1 N N N Newell Brands Inc 549300LWGYFM1TVO1Z12 651229106 17737.00000000 NS USD 376556.51000000 0.683662034172 Long EC CORP US N 1 N N N Verint Systems Inc 549300KEQJS5FRVUCO94 92343X100 11085.00000000 NS USD 744690.30000000 1.352032090286 Long EC CORP US N 1 N N N Selective Insurance Group Inc 549300R3WGJWLE40R258 816300107 6585.00000000 NS USD 441063.30000000 0.800778169727 Long EC CORP US N 1 N N N Brunswick Corp/DE YM4O38W15AX4YLLQKU27 117043109 4875.00000000 NS USD 371670.00000000 0.674790267842 Long EC CORP US N 1 N N N Portland General Electric Co GJOUP9M7C39GLSK9R870 736508847 16618.00000000 NS USD 710751.86000000 1.290414717300 Long EC CORP US N 1 N N N Douglas Emmett Inc N/A 25960P109 7643.00000000 NS USD 223022.74000000 0.404911815480 Long EC CORP US N 1 N N N Construction Partners Inc 549300G4ICXJKQN32X70 21044C107 6589.00000000 NS USD 191805.79000000 0.348235478806 Long EC CORP US N 1 N N N Skechers USA Inc 529900D2R54KZPA4XR56 830566105 16940.00000000 NS USD 608823.60000000 1.105357548666 Long EC CORP US N 1 N N N Life Storage Inc W9EE01AFDDF9DQCQZC68 53223X107 3804.00000000 NS USD 454159.56000000 0.824555253681 Long EC CORP US N 1 N N N Compass Minerals International Inc 2549008X9G8XP7YJGC47 20451N101 8283.00000000 NS USD 511226.76000000 0.928164345545 Long EC CORP US N 1 N N N Schneider National Inc 529900V6GZ6G6E3BLV72 80689H102 16627.00000000 NS USD 344178.90000000 0.624878446247 Long EC CORP US N 1 N N N PRA Health Sciences Inc 549300R1HR1VWWHIAK47 69354M108 5567.00000000 NS USD 698324.48000000 1.267852027067 Long EC CORP US N 1 N N N Regis Corp 5493000Q1S5TJIDIQH89 758932107 30079.00000000 NS USD 276426.01000000 0.501868811920 Long EC CORP US N 1 N N N Sanderson Farms Inc 529900KZGVFTWHUO2759 800013104 3295.00000000 NS USD 435599.00000000 0.790857389302 Long EC CORP US N 1 N N N Silgan Holdings Inc KAF673KJXD92C8KSLU49 827048109 10780.00000000 NS USD 399722.40000000 0.725721164900 Long EC CORP US N 1 N N N Grand Canyon Education Inc 529900XFER799IYOSW74 38526M106 7303.00000000 NS USD 679982.33000000 1.234550699784 Long EC CORP US N 1 N N N Two Harbors Investment Corp 549300ZUIBT6KH4HU823 90187B408 101041.00000000 NS USD 643631.17000000 1.168552881847 Long EC CORP US N 1 N N N Parsley Energy Inc 549300DMRA8DSL66G562 701877102 38431.00000000 NS USD 545720.20000000 0.990789355947 Long EC CORP US N 1 N N N East West Bancorp Inc N/A 27579R104 16331.00000000 NS USD 828145.01000000 1.503549366670 Long EC CORP US N 1 N N N Funko Inc 529900NG9F0KL5P6NK67 361008105 29105.00000000 NS USD 302109.90000000 0.548499530064 Long EC CORP US N 1 N N Littelfuse Inc 549300MY7HLQFYTPCX75 537008104 1109.00000000 NS USD 282417.94000000 0.512747537805 Long EC CORP US N 1 N N N SLM Corp N/A 78442P106 60180.00000000 NS USD 745630.20000000 1.353738537868 Long EC CORP US N 1 N N N MFS Institutional Money Market Portfolio 5L2W638H85N8T1136O07 55291X109 497289.05700000 NS USD 497289.06000000 0.902859574333 Long STIV RF US N 1 N N N Cathay General Bancorp 549300K1SLJ8C97H5L68 149150104 24689.00000000 NS USD 794738.91000000 1.442898490445 Long EC CORP US N 1 N N N Urban Edge Properties N/A 91704F104 31324.00000000 NS USD 405332.56000000 0.735906763332 Long EC CORP US N 1 N N N BrightView Holdings Inc 549300F8QN8YHVI7L866 10948C107 18705.00000000 NS USD 282819.60000000 0.513476776805 Long EC CORP US N 1 N N N TriMas Corp 75G1WUQ8QK4P5MZOYD78 896215209 19566.00000000 NS USD 619655.22000000 1.125023036225 Long EC CORP US N 1 N N N Sandy Spring Bancorp Inc N/A 800363103 7718.00000000 NS USD 248442.42000000 0.451062843746 Long EC CORP US N 1 N N N nLight Inc N/A 65487K100 11068.00000000 NS USD 361370.20000000 0.656090332952 Long EC CORP US N 1 N N N ITT Inc 549300KDSERHTJOXUS80 45073V108 3471.00000000 NS USD 267336.42000000 0.485366089423 Long EC CORP US N 1 N N N Umpqua Holdings Corp 5299002ENJ7CY215BW86 904214103 51674.00000000 NS USD 782344.36000000 1.420395405143 Long EC CORP US N 1 N N N Industrial Logistics Properties Trust 5493004XH9PJW009HR47 456237106 30584.00000000 NS USD 712301.36000000 1.293227932033 Long EC CORP US N 1 N N N LKQ Corp DS830JTTZQN6GK0I2E41 501889208 18041.00000000 NS USD 635764.84000000 1.154271064838 Long EC CORP US N 1 N N N Magnolia Oil & Gas Corp N/A 559663109 56108.00000000 NS USD 396122.48000000 0.719185283659 Long EC CORP US N 1 N N N ACI Worldwide Inc 5493003BPVMZUJ6F5C02 004498101 9296.00000000 NS USD 357245.28000000 0.648601281181 Long EC CORP US N 1 N N N Lexington Realty Trust 549300S4MH2ICXDBFV43 529043101 41096.00000000 NS USD 436439.52000000 0.792383406241 Long EC CORP US N 1 N N N ALLETE Inc 549300NNLSIMY6Z8OT86 018522300 4158.00000000 NS USD 257546.52000000 0.467591910061 Long EC CORP US N 1 N N N Office Properties Income Trust N/A 67623C109 16988.00000000 NS USD 385967.36000000 0.700748024411 Long EC CORP US N 1 N N N Brookline Bancorp Inc N/A 11373M107 39949.00000000 NS USD 480985.96000000 0.873260270608 Long EC CORP US N 1 N N N CACI International Inc SYRPI2D1O9WRTS2WX210 127190304 2006.00000000 NS USD 500155.98000000 0.908064647959 Long EC CORP US N 1 N N N PVH Corp 123WALMHY1GZXG2YDL90 693656100 7613.00000000 NS USD 714784.57000000 1.297736356014 Long EC CORP US N 1 N N N Broadstone Net Lease Inc N/A 11135E104 22460.00000000 NS USD 439766.80000000 0.798424292410 Long EC CORP US N 1 N N N Berry Global Group Inc 549300G6KKUMMXM8NH73 08579W103 12878.00000000 NS USD 723614.82000000 1.313768230426 Long EC CORP US N 1 N N N Encore Capital Group Inc 5493000UVC6H49CIH830 292554102 18370.00000000 NS USD 715511.50000000 1.299056143163 Long EC CORP US N 1 N N N Signature Bank/New York NY VLP5AP0XK2GM6GKD1007 82669G104 4964.00000000 NS USD 671579.56000000 1.219294942206 Long EC CORP US N 1 N N N STAG Industrial Inc 549300QWYX2W6FASVQ07 85254J102 10057.00000000 NS USD 314985.24000000 0.571875519859 Long EC CORP US N 1 N N N Univar Solutions Inc 549300VSXHFQVR770L55 91336L107 22838.00000000 NS USD 434150.38000000 0.788227328555 Long EC CORP US N 1 N N N South Jersey Industries Inc 549300DJYWYT5VXLFA46 838518108 27860.00000000 NS USD 600383.00000000 1.090033108343 Long EC CORP US N 1 N N N Enerpac Tool Group Corp IZW37BPZKUJE1QXGB081 292765104 13911.00000000 NS USD 314527.71000000 0.571044845359 Long EC CORP US N 1 N N N Visteon Corp 549300MOVLYHRW4GGW78 92839U206 2785.00000000 NS USD 349573.20000000 0.634672137268 Long EC CORP US N 1 N N N Urban Outfitters Inc 549300N3DUFR5U6NRN38 917047102 22166.00000000 NS USD 567449.60000000 1.030240448707 Long EC CORP US N 1 N N N Wyndham Hotels & Resorts Inc 549300FE3MQ4RVXXC673 98311A105 6078.00000000 NS USD 361276.32000000 0.655919887905 Long EC CORP US N 1 N N N Bank of Hawaii Corp 5493006Q8BQ8AD8M2U33 062540109 7672.00000000 NS USD 587828.64000000 1.067239877932 Long EC CORP US N 1 N N N Element Solutions Inc 549300FLGN6P5CU20J91 28618M106 51945.00000000 NS USD 920984.85000000 1.672105937015 Long EC CORP US N 1 N N N Hanover Insurance Group Inc/The JJYR6MFKFF6CF8DBZ078 410867105 4187.00000000 NS USD 489544.04000000 0.888798003261 Long EC CORP US N 1 N N N Element Fleet Management Corp 5493000PGBS1C22ELQ16 000000000 46278.00000000 NS 486447.98000000 0.883176911549 Long EC CORP CA N 1 N N N 2021-01-19 MFS VARIABLE INSURANCE TRUST III Kasey Phillips Kasey Phillips Assistant Treasurer