NPORT-P false 0000742212 XXXXXXXX S000000041 C000000076 NORTHWESTERN MUTUAL SERIES FUND INC 811-03990 0000742212 549300T1UBX7MDSNZA55 720 E WISCONSIN AVE MILWAUKEE 53202 414-271-1444 Domestic Equity Portfolio S000000041 5493004TKKI7X6F71K84 2026-12-31 2026-06-30 N 1260474780.23 587985.94 1259886794.29 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 14336269.17000000 N Russell 1000 Value Index RLV AbbVie Inc FR5LCKFTG8054YNNRU85 00287Y109 130587.00000000 NS USD 32860912.68000000 2.608243282565 Long EC CORP US N 1 N N N Advanced Micro Devices Inc R2I72C950HOYXII45366 007903107 47027.00000000 NS USD 27318454.57000000 2.168326130078 Long EC CORP US N 1 N N N Allstate Corp/The OBT0W1ED8G0NWVOLOJ77 020002101 75342.00000000 NS USD 17926875.48000000 1.422895736446 Long EC CORP US N 1 N N N Amazon.com Inc ZXTILKJKG63JELOEG630 023135106 202972.00000000 NS USD 48376346.48000000 3.839737562076 Long EC CORP US N 1 N N N American Electric Power Co Inc 1B4S6S7G0TW5EE83BO58 025537101 57906.00000000 NS USD 7922119.86000000 0.628796166124 Long EC CORP US N 1 N N N American International Group Inc ODVCVCQG2BP6VHV36M30 026874784 150517.00000000 NS USD 11218032.01000000 0.890399999495 Long EC CORP US N 1 N N N American Tower Corp 5493006ORUSIL88JOE18 03027X100 20813.00000000 NS USD 3404382.41000000 0.270213357694 Long EC US N 1 N N N Apollo Global Management Inc 254900LMFT1CY9IYB476 03769M106 92988.00000000 NS USD 11001410.28000000 0.873206253915 Long EC CORP US N 1 N N N Apple Inc HWUPKR0MPOU8FGXBT394 037833100 275585.00000000 NS USD 79743275.60000000 6.329400066847 Long EC CORP US N 1 N N N BJ's Wholesale Club Holdings Inc 549300UCIWH1C93V0J03 05550J101 68121.00000000 NS USD 5941513.62000000 0.471591070477 Long EC CORP US N 1 N N N Bank of America Corp 9DJT3UXIJIZJI4WXO774 060505104 465224.00000000 NS USD 26508463.52000000 2.104035349853 Long EC CORP US N 1 N N N Becton Dickinson & Co ICE2EP6D98PQUILVRZ91 075887109 74135.00000000 NS USD 11218849.55000000 0.890464889452 Long EC CORP US N 1 N N N Boston Scientific Corp Y6ZDD9FP4P8JSSJMW954 101137107 148986.00000000 NS USD 6358722.48000000 0.504705859988 Long EC CORP US N 1 N N N CME Group Inc LCZ7XYGSLJUHFXXNXD88 12572Q105 54694.00000000 NS USD 12078076.02000000 0.958663593803 Long EC CORP US N 1 N N N Capital One Financial Corp ZUE8T73ROZOF6FLBAR73 14040H105 115455.00000000 NS USD 23162582.10000000 1.838465345059 Long EC CORP US N 1 N N N Cisco Systems Inc 549300LKFJ962MZ46593 17275R102 302599.00000000 NS USD 35543278.54000000 2.821148590578 Long EC CORP US N 1 N N N Citigroup Inc 6SHGI4ZSSLCXXQSBB395 172967424 350905.00000000 NS USD 49112663.80000000 3.898180695486 Long EC CORP US N 1 N N N Coca-Cola Co/The UWJKFUJFZ02DKWI3RY53 191216100 364877.00000000 NS USD 29653553.79000000 2.353668117198 Long EC CORP US N 1 N N N ConocoPhillips WPTL2Z3FIYTHSP5V2253 20825C104 108175.00000000 NS USD 11245873.00000000 0.892609800417 Long EC CORP US N 1 N N N Corteva Inc 549300WZN9I2QKLS0O94 22052L104 238145.00000000 NS USD 20168500.05000000 1.600818433958 Long EC CORP US N 1 N N N Bank of America NA B4TYDEB6GKMZO031MB27 000000000 1.00000000 NC 77916.68000000 0.006184419136 N/A DFE US N 2 Bank of America NA B4TYDEB6GKMZO031MB27 30630700.00000000 DKK 4779184.27000000 USD 2026-09-16 77916.68000000 N N N JPMorgan Chase Bank NA 7H6GLXDRUGQFU57RNE97 000000000 1.00000000 NC 5182.41000000 0.000411339338 N/A DFE US N 2 JPMorgan Chase Bank NA 7H6GLXDRUGQFU57RNE97 289000.00000000 EUR 336438.25000000 USD 2026-09-16 5182.41000000 N N N HSBC Bank PLC MP6I5ZYZBEU3UXPYFY54 000000000 1.00000000 NC -10051.80000000 -0.00079783358 N/A DFE XX N 2 HSBC Bank PLC MP6I5ZYZBEU3UXPYFY54 648722.22000000 USD 557200.00000000 EUR 2026-09-16 -10051.80000000 N N N Goldman Sachs International W22LROWP2IHZNBB6K528 000000000 1.00000000 NC 167243.11000000 0.013274455352 N/A DFE US N 2 Goldman Sachs International W22LROWP2IHZNBB6K528 9298500.00000000 EUR 10825313.70000000 USD 2026-09-16 167243.11000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC -8391.63000000 -0.00066606222 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 556740.39000000 USD 478400.00000000 EUR 2026-09-16 -8391.63000000 N N N Goldman Sachs International W22LROWP2IHZNBB6K528 000000000 1.00000000 NC 332046.04000000 0.026355228224 N/A DFE US N 2 Goldman Sachs International W22LROWP2IHZNBB6K528 20576700.00000000 GBP 27625865.89000000 USD 2026-09-16 332046.04000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 34769.85000000 0.002759759857 N/A DFE US N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2277900.00000000 GBP 3056274.38000000 USD 2026-09-16 34769.85000000 N N N Citibank NA E57ODZWZ7FF32TWEFA76 000000000 1.00000000 NC 47821.76000000 0.003795718807 N/A DFE US N 2 Citibank NA E57ODZWZ7FF32TWEFA76 19172100.00000000 DKK 2990398.08000000 USD 2026-09-16 47821.76000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC -7488.62000000 -0.00059438832 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2106091.78000000 USD 1830900.00000000 EUR 2026-09-16 -7488.62000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC -570.68000000 -0.00004529613 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2090233.37000000 USD 1823100.00000000 EUR 2026-09-16 -570.68000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 7547.51000000 0.000599062553 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2028586.98000000 USD 1776400.00000000 EUR 2026-09-16 7547.51000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 22634.24000000 0.001796529664 N/A DFE GB N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 3981499.27000000 USD 3018700.00000000 GBP 2026-09-16 22634.24000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 13083.31000000 0.001038451236 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2140881.98000000 USD 1879200.00000000 EUR 2026-09-16 13083.31000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 10240.80000000 0.000812834934 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 2323680.08000000 USD 2036200.00000000 EUR 2026-09-16 10240.80000000 N N N Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 000000000 1.00000000 NC 4306.78000000 0.000341838649 N/A DFE XX N 2 Morgan Stanley & Co. International PLC 4PQUHN3JPFGFNF3BB653 1253089.94000000 USD 1097000.00000000 EUR 2026-09-16 4306.78000000 N N N Eastman Chemical Co FDPVHDGJ1IQZFK9KH630 277432100 46021.00000000 NS USD 3082486.58000000 0.244663774076 Long EC CORP US N 1 N N N Exxon Mobil Corp J3WHBG0MTS7O8ZVMDC91 30231G102 235826.00000000 NS USD 32242130.72000000 2.559129190505 Long EC CORP US N 1 N N N FedEx Corp 549300E707U7WNPZN687 31428X106 55185.00000000 NS USD 17280079.05000000 1.371558073972 Long EC CORP US N 1 N N N Fedex Freight Holding Co Inc 984500Y1DA5A58ICE336 314352105 30603.00000000 NS USD 4621053.00000000 0.366783192025 Long EC CORP US N 1 N N N Freeport-McMoRan Inc 549300IRDTHJQ1PVET45 35671D857 315394.00000000 NS USD 19835128.66000000 1.574358009774 Long EC CORP US N 1 N N N General Motors Co 54930070NSV60J38I987 37045V100 271096.00000000 NS USD 20896079.68000000 1.658568037597 Long EC CORP US N 1 N N N Goldman Sachs Group Inc/The 784F5XWPLTWKTBV3E584 38141G104 16419.00000000 NS USD 16605684.03000000 1.318029850400 Long EC CORP US N 1 N N N Hilton Worldwide Holdings Inc 549300HVGPK36ICB0B89 43300A203 48000.00000000 NS USD 15862080.00000000 1.259008354710 Long EC CORP US N 1 N N N Honeywell Aerospace Inc 213800ZUAQRBYL67JS90 43849R105 52439.00000000 NS USD 11593214.12000000 0.920179032952 Long EC CORP US N 1 N N N Honeywell International Inc ISRPG12PN4EIEOEMW547 438516205 52439.50000000 NS USD 11741204.05000000 0.931925320847 Long EC CORP US N 1 N N N Ingersoll Rand Inc 5299004C02FMZCUOIR50 45687V106 135694.00000000 NS USD 11125551.06000000 0.883059582053 Long EC CORP US N 1 N N N JPMorgan Chase & Co 8I5DZWZKVSZI1NUHU748 46625H100 36079.00000000 NS USD 11809739.07000000 0.937365096889 Long EC CORP US N 1 N N N Kroger Co/The 6CPEOKI6OYJ13Q6O7870 501044101 163002.00000000 NS USD 9051501.06000000 0.718437648606 Long EC CORP US N 1 N N N Marvell Technology Inc 254900WVU0BM7ZCJ9E93 573874104 44355.00000000 NS USD 13212910.95000000 1.048737950892 Long EC CORP US N 1 N N N McKesson Corp 549300WZWOM80UCFSF54 58155Q103 29974.00000000 NS USD 22648354.40000000 1.797649955745 Long EC CORP US N 1 N N N Microsoft Corp INR2EJN1ERAN0W5ZP974 594918104 191854.00000000 NS USD 71565379.08000000 5.680302341793 Long EC CORP US N 1 N N N NRG Energy Inc 5E2UPK5SW04M13XY7I38 629377508 112918.00000000 NS USD 16492803.08000000 1.309070239861 Long EC CORP US N 1 N N N NextEra Energy Inc 254900RHL9MEUS5NKX63 65339F101 234908.00000000 NS USD 20617875.16000000 1.636486329838 Long EC CORP US N 1 N N N Northrop Grumman Corp RIMU48P07456QXSO0R61 666807102 26387.00000000 NS USD 13439162.97000000 1.066696073878 Long EC CORP US N 1 N N N Novo Nordisk A/S 549300DAQ1CVT6CXN342 670100205 192963.00000000 NS USD 9250646.22000000 0.734244240190 Long EC CORP DK N 1 N N N Otis Worldwide Corp 549300ZLBKR8VSU25153 68902V107 156543.00000000 NS USD 11208478.80000000 0.889641740099 Long EC CORP US N 1 N N N PNC Financial Services Group Inc/The CFGNEKW0P8842LEUIA51 693475105 78711.00000000 NS USD 19380222.42000000 1.538251095878 Long EC CORP US N 1 N N N PPG Industries Inc 549300BKPEP01R3V6C59 693506107 56804.00000000 NS USD 6889757.16000000 0.546855256458 Long EC CORP US N 1 N N N Philip Morris International Inc HL3H1H2BGXWVG3BSWR90 718172109 164860.00000000 NS USD 29824822.60000000 2.367262101259 Long EC CORP US N 1 N N N Procter & Gamble Co/The 2572IBTT8CCZW6AU4141 742718109 118934.00000000 NS USD 17440481.76000000 1.384289591655 Long EC CORP US N 1 N N N Prologis Inc 529900DFH19P073LZ636 74340W103 90380.00000000 NS USD 12243778.60000000 0.971815773884 Long EC US N 1 N N N PulteGroup Inc N/A 745867101 174307.00000000 NS USD 23916663.47000000 1.898318450387 Long EC CORP US N 1 N N N RTX Corp I07WOS4YJ0N7YRFE7309 75513E101 97715.00000000 NS USD 18539466.95000000 1.471518475630 Long EC CORP US N 1 N N N Regeneron Pharmaceuticals Inc 549300RCBFWIRX3HYQ56 75886F107 27874.00000000 NS USD 17380553.96000000 1.379532989691 Long EC CORP US N 1 N N N Charles Schwab Corp/The 549300VSGCJ7E698NM85 808513105 236510.00000000 NS USD 21822777.70000000 1.732122108026 Long EC CORP US N 1 N N N Southwest Airlines Co UDTZ87G0STFETI6HGH41 844741108 464328.00000000 NS USD 23875745.76000000 1.895070721290 Long EC CORP US N 1 N N N State Street Corp 549300ZFEEJ2IP5VME73 857477103 49996.00000000 NS USD 8479321.60000000 0.673022499992 Long EC CORP US N 1 N N N T-Mobile US Inc 549300QHIJYOHPACPG31 872590104 70740.00000000 NS USD 11865220.20000000 0.941768756826 Long EC CORP US N 1 N N N Thermo Fisher Scientific Inc HCHV7422L5HDJZCRFL38 883556102 41750.00000000 NS USD 20931780.00000000 1.661401650915 Long EC CORP US N 1 N N N United Rentals Inc 5323X5O7RN0NKFCDRY08 911363109 14035.00000000 NS USD 15900111.15000000 1.262026971158 Long EC CORP US N 1 N N N United States Treasury 254900HROIFWPRGM1V77 912797TN7 480000.00000000 PA USD 479280.20000000 0.038041528982 Long STIV UST US N 2 2026-07-16 None 0.00000000 N N N N N N United States Treasury 254900HROIFWPRGM1V77 912797UL9 300000.00000000 PA USD 296472.05000000 0.023531641997 Long STIV UST US N 2 2026-10-22 None 0.00000000 N N N N N N UnitedHealth Group Inc 549300GHBMY8T5GXDE41 91324P102 61988.00000000 NS USD 25764072.44000000 2.044951384264 Long EC CORP US N 1 N N N Valero Energy Corp 549300XTO5VR8SKV1V74 91913Y100 60612.00000000 NS USD 15785789.28000000 1.252952991613 Long EC CORP US N 1 N N N Vertex Pharmaceuticals Inc 54930015RAQRRZ5ZGJ91 92532F100 28374.00000000 NS USD 14094217.02000000 1.118689161905 Long EC CORP US N 1 N N N Vornado Realty Trust N/A 929042109 205825.00000000 NS USD 8088922.50000000 0.642035660399 Long EC US N 1 N N N Walmart Inc Y87794H0US1R65VBXU25 931142103 120812.00000000 NS USD 13683167.12000000 1.086063222665 Long EC CORP US N 1 N N N Waters Corp 5T547R1474YC9HOD8Q74 941848103 9873.00000000 NS USD 3702769.92000000 0.293897033986 Long EC CORP US N 1 N N N Shell PLC 21380068P1DRHMJ8KU70 000000000 349046.00000000 NS 13486080.54000000 1.070420025126 Long EC CORP GB N 2 N N N AstraZeneca PLC PY6ZZQWO2IZFZC3IOL08 000000000 86057.00000000 NS USD 16318128.34000000 1.295205919607 Long EC CORP GB N 1 N N N Accenture PLC 5493000EWHDSR3MZWH98 000000000 76221.00000000 NS USD 9484941.24000000 0.752840753866 Long EC CORP IE N 1 N N N CRH PLC 549300MIDJNNTH068E74 000000000 142829.00000000 NS USD 15282703.00000000 1.213021921434 Long EC CORP IE N 1 N N N Seagate Technology Holdings PLC 635400RUXIFEZSRU8X70 000000000 17093.00000000 NS USD 16494745.00000000 1.309224374345 Long EC CORP IE N 1 N N N Trane Technologies PLC 549300BURLR9SLYY2705 000000000 15986.00000000 NS USD 7851683.76000000 0.623205497159 Long EC CORP IE N 1 N N N 2026-07-16 NORTHWESTERN MUTUAL SERIES FUND INC Linda Wisniewski Linda Wisniewski Controller and Chief Accounting Officer