NPORT-P false 0001710607 XXXXXXXX S000072412 C000228612 American Century ETF Trust 811-23305 0001710607 5493006IKK34YJD98183 4500 Main St Kansas City 64111 816-531-5575 American Century Large Cap Growth ETF S000072412 549300QQ23XW6JKBSQ98 2026-08-31 2026-05-31 N 11405329.720000000000 3655.910000000000 11401673.810000000000 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 KKR & Co Inc 54930013V5I303TF9571 48251W104 261.0000000000 NS USD 25040.3400000000 0.2196198595 Long EC CORP US N 1 N N N Lam Research Corp 549300I4GMO6D34U1T02 512807306 581.0000000000 NS USD 184862.5800000000 1.6213635215 Long EC CORP US N 1 N N N Eli Lilly & Co FRDRIPF3EKNDJ2CQJL29 532457108 282.0000000000 NS USD 311610.0000000000 2.7330197758 Long EC CORP US N 1 N N N MSCI Inc 549300HTIN2PD78UB763 55354G100 86.0000000000 NS USD 54298.6800000000 0.4762342872 Long EC CORP US N 1 N N N Booking Holdings Inc FXM8FAOHMYDIPD38UZ17 09857L108 456.0000000000 NS USD 76348.0800000000 0.6696216825 Long EC CORP US N 1 N N N Broadcom Inc 549300WV6GIDOZJTV909 11135F101 1664.0000000000 NS USD 743425.2800000000 6.5203170376 Long EC CORP US N 1 N N N Burlington Stores Inc 5299003Z37DVGKKC1W09 122017106 64.0000000000 NS USD 20725.1200000000 0.1817726094 Long EC CORP US N 1 N N N Cigna Group/The 549300VIWYMSIGT1U456 125523100 144.0000000000 NS USD 39945.6000000000 0.3503485599 Long EC CORP US N 1 N N N Netflix Inc 549300Y7VHGU0I7CE873 64110L106 1523.0000000000 NS USD 131008.4600000000 1.1490283110 Long EC CORP US N 1 N N N NVIDIA Corp 549300S4KLFTLO7GSQ80 67066G104 7353.0000000000 NS USD 1552512.4200000000 13.6165307469 Long EC CORP US N 1 N N N O'Reilly Automotive Inc 549300K2RLMQL149Q332 67103H107 331.0000000000 NS USD 28757.2800000000 0.2522198098 Long EC CORP US N 1 N N N Okta Inc 549300N8J06I8MRHU620 679295105 284.0000000000 NS USD 35008.6800000000 0.3070486017 Long EC CORP US N 1 N N N Amer Sports Inc N/A G0260P102 2055.0000000000 NS USD 73116.9000000000 0.6412821593 Long EC CORP FI N 1 N N N Eaton Corp PLC 549300VDIGTMXUNT7H71 G29183103 67.0000000000 NS USD 26840.2000000000 0.2354057873 Long EC CORP IE N 1 N N N Johnson Controls International plc 549300XQ6S1GYKGBL205 G51502105 346.0000000000 NS USD 46384.7600000000 0.4068241275 Long EC CORP US N 1 N N N Linde PLC 5299003QR1WT0EF88V51 G54950103 122.0000000000 NS USD 60718.1800000000 0.5325374240 Long EC CORP US N 1 N N N Trane Technologies PLC 549300BURLR9SLYY2705 G8994E103 204.0000000000 NS USD 92065.2000000000 0.8074709164 Long EC CORP IE N 1 N N N Birkenstock Holding Plc 529900CQ8LQKQ7LIT631 M2029K104 201.0000000000 NS USD 9059.0700000000 0.0794538605 Long EC CORP GB N 1 N N N ASML Holding NV 724500Y6DUVHQD6OXN27 N07059210 32.0000000000 NS USD 51608.3200000000 0.4526381026 Long EC CORP NL N 1 N N N AbbVie Inc FR5LCKFTG8054YNNRU85 00287Y109 446.0000000000 NS USD 97103.1200000000 0.8516567095 Long EC CORP US N 1 N N N Abercrombie & Fitch Co 5493000J7LL72TOGT983 002896207 152.0000000000 NS USD 11737.4400000000 0.1029448851 Long EC CORP US N 1 N N N Agilent Technologies Inc QUIX8Y7A2WP0XRMW7G29 00846U101 310.0000000000 NS USD 42014.3000000000 0.3684923872 Long EC CORP US N 1 N N N Airbnb Inc 549300HMUDNO0RY56D37 009066101 207.0000000000 NS USD 27595.1700000000 0.2420273590 Long EC CORP US N 1 N N N Alphabet Inc 5493006MHB84DD0ZWV18 02079K305 2261.0000000000 NS USD 859948.7400000000 7.5423025981 Long EC CORP US N 1 N N N Amazon.com Inc ZXTILKJKG63JELOEG630 023135106 1726.0000000000 NS USD 467124.6400000000 4.0969830201 Long EC CORP US N 1 N N N Cencora Inc AI8GXW8LG5WK7E9UD086 03073E105 91.0000000000 NS USD 24511.7600000000 0.2149838735 Long EC CORP US N 1 N N N Amphenol Corp 549300D3L3G0R4U4VT04 032095101 638.0000000000 NS USD 94908.8800000000 0.8324118159 Long EC CORP US N 1 N N N Analog Devices Inc GYVOE5EZ4GDAVTU4CQ61 032654105 172.0000000000 NS USD 71182.2000000000 0.6243135980 Long EC CORP US N 1 N N N Elevance Health Inc 8MYN82XMYQH89CTMTH67 036752103 34.0000000000 NS USD 13368.4600000000 0.1172499777 Long EC CORP US N 1 N N N Apple Inc HWUPKR0MPOU8FGXBT394 037833100 3518.0000000000 NS USD 1097827.0800000000 9.6286483747 Long EC CORP US N 1 N N N Applied Materials Inc 41BNNE1AFPNAZELZ6K07 038222105 210.0000000000 NS USD 94512.6000000000 0.8289361858 Long EC CORP US N 1 N N N Marriott International Inc/MD 225YDZ14ZO8E1TXUSU86 571903202 237.0000000000 NS USD 89017.2000000000 0.7807379994 Long EC CORP US N 1 N N N Mastercard Inc AR5L2ODV9HN37376R084 57636Q104 673.0000000000 NS USD 332448.5400000000 2.9157871514 Long EC CORP US N 1 N N N Microsoft Corp INR2EJN1ERAN0W5ZP974 594918104 2609.0000000000 NS USD 1174676.1600000000 10.3026641489 Long EC CORP US N 1 N N N AppLovin Corp 549300LLVXMUAOL3SQ07 03831W108 116.0000000000 NS USD 71118.4400000000 0.6237543819 Long EC CORP US N 1 N N N Automatic Data Processing Inc HGBOLILQXWER4SAL2I23 053015103 195.0000000000 NS USD 43258.8000000000 0.3794074512 Long EC CORP US N 1 N N N Micron Technology Inc B3DXGBC8GAIYWI2Z0172 595112103 31.0000000000 NS USD 30101.0000000000 0.2640050970 Long EC CORP US N 1 N N N MongoDB Inc 549300TPTG69WKWE1Z37 60937P106 96.0000000000 NS USD 32212.8000000000 0.2825269389 Long EC CORP US N 1 N N N Cadence Design Systems Inc GCT7RXJOGLXPV0NXZY22 127387108 325.0000000000 NS USD 121852.2500000000 1.0687224703 Long EC CORP US N 1 N N N Carvana Co 5493003WEAK2PJ5WS063 146869102 355.0000000000 NS USD 25915.0000000000 0.2272911893 Long EC CORP US N 1 N N N Coherent Corp 549300O5C25A0MMHHU33 19247G107 57.0000000000 NS USD 20603.7900000000 0.1807084674 Long EC CORP US N 1 N N N Costco Wholesale Corp 29DX7H14B9S6O3FD6V18 22160K105 199.0000000000 NS USD 190307.6800000000 1.6691205447 Long EC CORP US N 1 N N N Crowdstrike Holdings Inc 549300YBY08K9KM4HX32 22788C105 139.0000000000 NS USD 101609.0000000000 0.8911761702 Long EC CORP US N 1 N N N Cummins Inc ZUNI8PYC725B6H8JU438 231021106 85.0000000000 NS USD 54963.5500000000 0.4820656240 Long EC CORP US N 1 N N N Datadog Inc N/A 23804L103 250.0000000000 NS USD 61837.5000000000 0.5423545791 Long EC CORP US N 1 N N N Dynatrace Inc N/A 268150109 942.0000000000 NS USD 40119.7800000000 0.3518762304 Long EC CORP US N 1 N N N eBay Inc OML71K8X303XQONU6T67 278642103 374.0000000000 NS USD 40866.9800000000 0.3584296541 Long EC CORP US N 1 N N N Equinix Inc 549300EVUN2BTLJ3GT74 29444U700 39.0000000000 NS USD 41653.5600000000 0.3653284658 Long EC CORP US N 1 N N N Meta Platforms Inc BQ4BKCS1HXDV9HN80Z93 30303M102 497.0000000000 NS USD 314357.4700000000 2.7571168518 Long EC CORP US N 1 N N N Fastenal Co 529900PP0C7H2HHPSJ32 311900104 274.0000000000 NS USD 12110.8000000000 0.1062194920 Long EC CORP US N 1 N N N FedEx Corp 549300E707U7WNPZN687 31428X106 79.0000000000 NS USD 32528.2500000000 0.2852936380 Long EC CORP US N 1 N N N GE Vernova Inc 254900DP080RU6OK2553 36828A101 99.0000000000 NS USD 95863.6800000000 0.8407860249 Long EC CORP US N 1 N N N General Electric Co 3C7474T6CDKPR9K6YT90 369604301 311.0000000000 NS USD 100689.3600000000 0.8831103369 Long EC CORP US N 1 N N N IDEXX Laboratories Inc OGMTXK0LUU1HKV2P0J84 45168D104 192.0000000000 NS USD 108197.7600000000 0.9489638259 Long EC CORP US N 1 N N N Motorola Solutions Inc 6S552MUG6KGJVEBSEC55 620076307 113.0000000000 NS USD 45570.6400000000 0.3996837724 Long EC CORP US N 1 N N N Insulet Corp 549300TZTYD2PYN92D43 45784P101 63.0000000000 NS USD 9131.2200000000 0.0800866623 Long EC CORP US N 1 N N N Intuit Inc VI90HBPH7XSFMB9E4M29 461202103 123.0000000000 NS USD 40778.1900000000 0.3576509088 Long EC CORP US N 1 N N N iShares Russell 1000 Growth ETF 549300H1KWQVEKI25E14 464287614 1375.0000000000 NS USD 175793.7500000000 1.5418240596 Long EC RF US N 1 N N N State Street Institutional US Government Money Market Fund 549300BZ5TGIFZUZDZ37 857492706 33818.2900000000 NS USD 33818.2900000000 0.2966081170 Long STIV RF US N 1 N N N Welltower Inc 254900F33BIAR82QTA19 95040Q104 132.0000000000 NS USD 27103.5600000000 0.2377156236 Long EC CORP US N 1 N N N Western Digital Corp 549300QQXOOYEF89IC56 958102105 96.0000000000 NS USD 50996.1600000000 0.4472690664 Long EC CORP US N 1 N N N Workday Inc 549300J0DYC0N31V7G13 98138H101 195.0000000000 NS USD 28507.0500000000 0.2500251321 Long EC CORP US N 1 N N N Xylem Inc/NY 549300DF5MV96DRYLQ48 98419M100 281.0000000000 NS USD 30780.7400000000 0.2699668532 Long EC CORP US N 1 N N N Palantir Technologies Inc 549300UVN46B3BBDHO85 69608A108 179.0000000000 NS USD 28020.6600000000 0.2457591795 Long EC CORP US N 1 N N N Palo Alto Networks Inc 549300QXR2YVZV231H43 697435105 337.0000000000 NS USD 94929.5300000000 0.8325929296 Long EC CORP US N 1 N N N Parker-Hannifin Corp 5493002CONDB4N2HKI23 701094104 52.0000000000 NS USD 43920.7600000000 0.3852132655 Long EC CORP US N 1 N N N Regions Financial Corp CW05CS5KW59QTC0DG824 7591EP100 1112.0000000000 NS USD 31136.0000000000 0.2730827115 Long EC CORP US N 1 N N N S&P Global Inc Y6X4K52KMJMZE7I7MY94 78409V104 74.0000000000 NS USD 31376.0000000000 0.2751876656 Long EC CORP US N 1 N N N SLB Ltd 213800ZUA17OK3QLGM62 806857108 541.0000000000 NS USD 29511.5500000000 0.2588352420 Long EC CORP US N 1 N N N ServiceNow Inc 549300HJTQM36M0E1G39 81762P102 1141.0000000000 NS USD 141906.1700000000 1.2446082248 Long EC CORP US N 1 N N N Snowflake Inc 254900CJNSY1K7T53Z16 833445109 207.0000000000 NS USD 52898.8500000000 0.4639568793 Long EC CORP US N 1 N N N Sprouts Farmers Market Inc 529900P8F4G77Q52XE24 85208M102 91.0000000000 NS USD 7518.4200000000 0.0659413708 Long EC CORP US N 1 N N N TJX Cos Inc/The V167QI9I69W364E2DY52 872540109 691.0000000000 NS USD 106932.2500000000 0.9378644906 Long EC CORP US N 1 N N N Taiwan Semiconductor Manufacturing Co Ltd 549300KB6NK5SBD14S87 874039100 149.0000000000 NS USD 62349.0500000000 0.5468412010 Long EC CORP TW N 1 N N N Tesla Inc 54930043XZGB27CTOV49 88160R101 643.0000000000 NS USD 280212.9700000000 2.4576476636 Long EC CORP US N 1 N N N Uber Technologies Inc 549300B2FTG34FILDR98 90353T100 805.0000000000 NS USD 56672.0000000000 0.4970498275 Long EC CORP US N 1 N N N United Rentals Inc 5323X5O7RN0NKFCDRY08 911363109 29.0000000000 NS USD 28874.4300000000 0.2532472905 Long EC CORP US N 1 N N N US Foods Holding Corp 549300UGOZSO64CFPR97 912008109 79.0000000000 NS USD 6466.1500000000 0.0567122872 Long EC CORP US N 1 N N N Veeva Systems Inc 549300YZEXPDB92M2F02 922475108 127.0000000000 NS USD 22141.1800000000 0.1941923648 Long EC CORP US N 1 N N N Vertex Pharmaceuticals Inc 54930015RAQRRZ5ZGJ91 92532F100 120.0000000000 NS USD 53704.8000000000 0.4710255783 Long EC CORP US N 1 N N N Vertiv Holdings Co 549300KTTIRAOGXCRV69 92537N108 269.0000000000 NS USD 84925.9900000000 0.7448554608 Long EC CORP US N 1 N N N Visa Inc 549300JZ4OKEHW3DPJ59 92826C839 591.0000000000 NS USD 192878.7600000000 1.6916705671 Long EC CORP US N 1 N N N 2026-07-29 American Century ETF Trust Amy R. Bitter Amy R. Bitter Assistant Treasurer XXXX