NPORT-P false 0000100334 XXXXXXXX S000006194 C000017054 C000017058 C000017053 C000017055 C000247666 C000189737 C000131597 C000017059 C000189738 American Century Mutual Funds, Inc. 811-00816 0000100334 549300DMFK0SMVLOE939 4500 Main St Kansas City 64111 816-531-5575 Select Fund S000006194 YBV2RHBLCMLT5C6UGK81 2025-10-31 2025-10-31 N 6673228436.860000000000 5058605.640000000000 6668169831.220000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 0.000000000000 N UL Solutions Inc N/A 903731107 519600.0000000000 NS USD 40461252.0000000000 0.6067819660 Long EC CORP US N 1 N N State Street Navigator Securities Lending Trust - State Street Navigator Securities Lending Government Money Market Portfolio 5493008BJIBKQ5KTIF74 N/A 181840.0000000000 NS USD 181840.0000000000 0.0027269851 Long STIV RF US N 1 N N KLA Corp 549300H0BF5JCG96TJ81 482480100 88100.0000000000 NS USD 106489994.0000000000 1.5969898292 Long EC CORP US N 1 N N N Eli Lilly & Co FRDRIPF3EKNDJ2CQJL29 532457108 125000.0000000000 NS USD 107857500.0000000000 1.6174977952 Long EC CORP US N 1 N N N Lincoln Electric Holdings Inc BIMGBY40SIN95O01BN93 533900106 182400.0000000000 NS USD 42763680.0000000000 0.6413106007 Long EC CORP US N 1 N N N Lowe's Cos Inc WAFCR4OKGSC504WU3E95 548661107 228600.0000000000 NS USD 54436518.0000000000 0.8163637007 Long EC CORP US N 1 N N N Texas Roadhouse Inc N/A 882681109 66200.0000000000 NS USD 10828996.0000000000 0.1623983233 Long EC CORP US N 1 N N N UnitedHealth Group Inc 549300GHBMY8T5GXDE41 91324P102 18000.0000000000 NS USD 6148080.0000000000 0.0922004111 Long EC CORP US N 1 N N N Veralto Corp 635400FJE6GSOJUSNY27 92338C103 216200.0000000000 NS USD 21334616.0000000000 0.3199471000 Long EC CORP US N 1 N N N MSCI Inc 549300HTIN2PD78UB763 55354G100 73800.0000000000 NS USD 43434990.0000000000 0.6513779808 Long EC CORP US N 1 N N N Manhattan Associates Inc N/A 562750109 181000.0000000000 NS USD 32954670.0000000000 0.4942086185 Long EC CORP US N 1 N N N Marriott International Inc/MD 225YDZ14ZO8E1TXUSU86 571903202 72000.0000000000 NS USD 18761760.0000000000 0.2813629598 Long EC CORP US N 1 N N N Mastercard Inc AR5L2ODV9HN37376R084 57636Q104 416000.0000000000 NS USD 229627840.0000000000 3.4436411461 Long EC CORP US N 1 N N N Mettler-Toledo International Inc 5493000BD5GJNUDIUG10 592688105 20600.0000000000 NS USD 29175574.0000000000 0.4375349569 Long EC CORP US N 1 N N N Microsoft Corp INR2EJN1ERAN0W5ZP974 594918104 1034700.0000000000 NS USD 535778007.0000000000 8.0348584478 Long EC CORP US N 1 N N N Netflix Inc 549300Y7VHGU0I7CE873 64110L106 49700.0000000000 NS USD 55607342.0000000000 0.8339221017 Long EC CORP US N 1 N N N NVIDIA Corp 549300S4KLFTLO7GSQ80 67066G104 5151000.0000000000 NS USD 1043025990.0000000000 15.6418630059 Long EC CORP US N 1 N N N Oracle Corp 1Z4GXXU7ZHVWFCD8TV52 68389X105 585100.0000000000 NS USD 153653111.0000000000 2.3042771088 Long EC CORP US N 1 N N N Palantir Technologies Inc 549300UVN46B3BBDHO85 69608A108 196000.0000000000 NS USD 39292120.0000000000 0.5892489393 Long EC CORP US N 1 N N N Pinterest Inc N/A 72352L106 1272700.0000000000 NS USD 42126370.0000000000 0.6317531057 Long EC CORP US N 1 N N N Progressive Corp/The N/A 743315103 281100.0000000000 NS USD 57906600.0000000000 0.8684031971 Long EC CORP US N 1 N N N Regeneron Pharmaceuticals Inc 549300RCBFWIRX3HYQ56 75886F107 68500.0000000000 NS USD 44648300.0000000000 0.6695735281 Long EC CORP US N 1 N N N Roper Technologies Inc 54930003T4SXCIWVXY35 776696106 86900.0000000000 NS USD 38770435.0000000000 0.5814254283 Long EC CORP US N 1 N N N salesforce.com Inc RCGZFPDMRW58VJ54VR07 79466L302 156000.0000000000 NS USD 40623960.0000000000 0.6092220359 Long EC CORP US N 1 N N N Stryker Corp 5493002F0SC4JTBU5137 863667101 103000.0000000000 NS USD 36692720.0000000000 0.5502667288 Long EC CORP US N 1 N N N TJX Cos Inc/The V167QI9I69W364E2DY52 872540109 498100.0000000000 NS USD 69803734.0000000000 1.0468199786 Long EC CORP US N 1 N N N Taiwan Semiconductor Manufacturing Co Ltd 549300KB6NK5SBD14S87 874039100 415200.0000000000 NS USD 124738536.0000000000 1.8706562544 Long EC CORP TW N 1 N N N Tesla Inc 54930043XZGB27CTOV49 88160R101 616500.0000000000 NS USD 281469240.0000000000 4.2210868518 Long EC CORP US N 1 N N N Verisk Analytics Inc 549300I1YSWNIRKBWP67 92345Y106 43200.0000000000 NS USD 9450432.0000000000 0.1417245247 Long EC CORP US N 1 N N N Zscaler Inc 529900MZ0RTK1BWRNF46 98980G102 261100.0000000000 NS USD 86460654.0000000000 1.2966174556 Long EC CORP US N 1 N N N Adobe Inc FU4LY2G4933NH2E1CP29 00724F101 67700.0000000000 NS USD 23038987.0000000000 0.3455069019 Long EC CORP US N 1 N N N Airbnb Inc 549300HMUDNO0RY56D37 009066101 111800.0000000000 NS USD 14147172.0000000000 0.2121597433 Long EC CORP US N 1 N N N Alphabet Inc 5493006MHB84DD0ZWV18 02079K107 932300.0000000000 NS USD 262740786.0000000000 3.9402233694 Long EC CORP US N 1 N N N Alphabet Inc 5493006MHB84DD0ZWV18 02079K305 1282000.0000000000 NS USD 360485580.0000000000 5.4060647693 Long EC CORP US N 1 N N N Amazon.com Inc ZXTILKJKG63JELOEG630 023135106 2070600.0000000000 NS USD 505681932.0000000000 7.5835190884 Long EC CORP US N 1 N N N American Express Co R4PP93JZOLY261QX3811 025816109 123900.0000000000 NS USD 44694447.0000000000 0.6702655771 Long EC CORP US N 1 N N N Analog Devices Inc GYVOE5EZ4GDAVTU4CQ61 032654105 448900.0000000000 NS USD 105100957.0000000000 1.5761589711 Long EC CORP US N 1 N N N Apple Inc HWUPKR0MPOU8FGXBT394 037833100 2157500.0000000000 NS USD 583323275.0000000000 8.7478767003 Long EC CORP US N 1 N N N AppLovin Corp 549300LLVXMUAOL3SQ07 03831W108 173600.0000000000 NS USD 110640488.0000000000 1.6592332049 Long EC CORP US N 1 N N N Arista Networks Inc 635400H1WKBLOQERUU95 040413205 305900.0000000000 NS USD 48237371.0000000000 0.7233974572 Long EC CORP US N 1 N N N Boston Scientific Corp Y6ZDD9FP4P8JSSJMW954 101137107 806100.0000000000 NS USD 81190392.0000000000 1.2175813462 Long EC CORP US N 1 N N N Broadridge Financial Solutions Inc N/A 11133T103 153500.0000000000 NS USD 33831400.0000000000 0.5073566039 Long EC CORP US N 1 N N N Broadcom Inc 549300WV6GIDOZJTV909 11135F101 567300.0000000000 NS USD 209691099.0000000000 3.1446574444 Long EC CORP US N 1 N N N Burlington Stores Inc 5299003Z37DVGKKC1W09 122017106 124600.0000000000 NS USD 34089314.0000000000 0.5112244418 Long EC CORP US N 1 N N N Cheniere Energy Inc MIHC87W9WTYSYZWV1J40 16411R208 198400.0000000000 NS USD 42060800.0000000000 0.6307697774 Long EC CORP US N 1 N N N Costco Wholesale Corp 29DX7H14B9S6O3FD6V18 22160K105 110500.0000000000 NS USD 100715225.0000000000 1.5103878208 Long EC CORP US N 1 N N N Crowdstrike Holdings Inc 549300YBY08K9KM4HX32 22788C105 145600.0000000000 NS USD 79062256.0000000000 1.1856665022 Long EC CORP US N 1 N N N Danaher Corp S4BKK9OTCEWQ3YHPFM11 235851102 174700.0000000000 NS USD 37626886.0000000000 0.5642760600 Long EC CORP US N 1 N N N Walt Disney Co/The 7260JQNI6SCF9FIV2392 254687106 340000.0000000000 NS USD 38290800.0000000000 0.5742325251 Long EC CORP US N 1 N N N Meta Platforms Inc BQ4BKCS1HXDV9HN80Z93 30303M102 498500.0000000000 NS USD 323202475.0000000000 4.8469442618 Long EC CORP US N 1 N N N GE Vernova Inc 254900DP080RU6OK2553 36828A101 76600.0000000000 NS USD 44821724.0000000000 0.6721743017 Long EC CORP US N 1 N N N Gilead Sciences Inc 549300WTZWR07K8MNV44 375558103 570800.0000000000 NS USD 68376132.0000000000 1.0254107758 Long EC CORP US N 1 N N N Graco Inc 4T5VJ4S81BRT6Q7GGT78 384109104 293100.0000000000 NS USD 23966787.0000000000 0.3594207647 Long EC CORP US N 1 N N N Ionis Pharmaceuticals Inc 549300SI4ZGLG0BLUZ92 462222100 917600.0000000000 NS USD 68177680.0000000000 1.0224346669 Long EC CORP US N 1 N N N State Street Institutional US Government Money Market Fund 549300BZ5TGIFZUZDZ37 857492706 39149.8500000000 NS USD 39149.8500000000 0.0005871154 Long STIV RF US N 1 N N N State Street Bank & Trust Co 571474TGEMMWANRLN572 RPEV0P0O6 24529000.0000000000 PA USD 24529000.0000000000 0.3678520587 Long RA CORP US N 2 2025-11-03 Fixed 4.15 N N N Repurchase N 4.15 2025-11-03 25108800 USD 25019597.47 USD UST N N N 2025-12-29 American Century Mutual Funds, Inc. Amy R. Bitter Amy R. Bitter Assistant Treasurer