AMERICAN CENTURY COMPANIES INC
Follow13F filer, CIK 748054, KANSAS CITY, MO
AMERICAN CENTURY COMPANIES INC reported $226,281,255,256 across 2,884 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-12. Its ten largest share positions make up 22.09% of the portfolio.
Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000748054-26-000005
- Period
- 2026-06-30
- Reported value
- $226B
- Holdings
- 2,884
- Top 10 weight
- 22.09%
- New
- 201
- Sold out
- 147
Part of the filer group AMERICAN CENTURY COMPANIES INC
- AMERICAN CENTURY INVESTMENT MANAGEMENT INC
- Stowers Institute for Medical Research
Largest buys vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| AMDadded | +1,555,994 | $904M |
| CIENadded | +1,315,946 | $646M |
| LLYadded | +508,915 | $610M |
| MUadded | +481,577 | $556M |
| GLWadded | +2,136,871 | $546M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Largest sells vs the previous quarter
| Security | Shares change | Approx. value |
|---|---|---|
| AAPLreduced | -6,098,678 | -$1.76B |
| ADIreduced | -1,761,690 | -$700M |
| AVGOreduced | -1,693,491 | -$640M |
| MSFTreduced | -1,639,313 | -$611M |
| ABBVreduced | -1,639,495 | -$413M |
Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.
Back to all 2,879 share positions
Principal amounts
Notes and convertibles filed as a face amount (PRN). A face amount is never added to a share count (H6).
| Security | Type | Amount | Value | Change |
|---|---|---|---|---|
| MICROCHIP TECHNOLOGY INC.MICROCHIP TECHNOLOGY INC. NOTE 0.750% 6/0 | principal | 99,999,999 | $132M | 0 |
| ENVISTA HOLDINGS CORPORATIONENVISTA HOLDINGS CORPORATION NOTE 1.750% 8/1 | principal | 94,286,000 | $94.7M | +448,000 |
| AKAMAI TECHNOLOGIES INCAKAMAI TECHNOLOGIES INC NOTE 1.125% 2/1 | principal | 60,175,000 | $71.7M | +7,722,000 |
| ON SEMICONDUCTOR CORPON SEMICONDUCTOR CORP NOTE 0.500% 3/0 | principal | 47,748,000 | $57.7M | -52,251,999 |
| WEC ENERGY GROUP INCWEC ENERGY GROUP INC NOTE 4.375% 6/0 | principal | 22,648,000 | $27.4M | +86,000 |
Sold out in Q2 2026
Positions in the previous quarter's report that this quarter's report no longer lists.
| Security | Shares before | Value before | Type |
|---|---|---|---|
| ASNDASCENDIS PHARMA A/S | 1,397,119 | $320M | shares |
| HONHONEYWELL INTL INC | 1,192,108 | $269M | shares |
| ALAIR LEASE CORP | 2,803,885 | $182M | shares |
| CTRACOTERRA ENERGY INC | 4,548,020 | $160M | shares |
| TPHTRI POINTE HOMES INC | 2,621,344 | $122M | shares |
| CCLCARNIVAL CORP | 3,399,260 | $88M | shares |
| CRACKER BARREL OLD CTRY STORCRACKER BARREL OLD CTRY STOR | 74,983,000 | $73.5M | principal |
| KVYOKLAVIYO INC | 2,923,295 | $56.9M | shares |
| GLDDGREAT LAKES DREDGE & DOCK CO | 3,006,419 | $51.1M | shares |
| FLUTFLUTTER ENTMT PLC | 422,738 | $43.1M | shares |
| PLNTPLANET FITNESS MASTER ISSUER | 561,586 | $41.8M | shares |
| SNCYSUN CTRY AIRLS HLDGS INC | 2,444,823 | $40.4M | shares |
| MASIMASIMO CORP | 188,073 | $33.5M | shares |
| HYACHAYMAKER ACQUISITION CORP IV | 2,707,667 | $31.2M | shares |
| EMBCEMBECTA CORP | 3,439,512 | $30.4M | shares |
| CNTACENTESSA PHARMACEUTICALS PLC | 687,427 | $27.3M | shares |
| DUKE ENERGY CORP NEWDUKE ENERGY CORP NEW | 23,412,000 | $25.8M | principal |
| BWINTHE BALDWIN INSURANCE GRP IN | 1,028,729 | $22.6M | shares |
| TGBTASEKO MINES LTD | 2,751,157 | $17.8M | shares |
| CENXCENTURY ALUM CO | 232,034 | $13.6M | shares |
| HTBKHERITAGE COMM CORP | 1,044,866 | $13M | shares |
| OKLOOKLO INC | 254,218 | $12.6M | shares |
| DHILDIAMOND HILL INVT GROUP INC | 73,185 | $12.6M | shares |
| GDENGOLDEN ENTMT INC | 430,558 | $11.5M | shares |
| PRAPROASSURANCE CORP | 421,668 | $10.4M | shares |
| PHRPHREESIA INC | 1,018,235 | $8.53M | shares |
| EWTISHARES INC | 111,236 | $7.89M | shares |
| CUKCARNIVAL PLC | 266,301 | $6.86M | shares |
| CSGSCSG SYS INTL INC | 82,832 | $6.62M | shares |
| VGITVANGUARD SCOTTSDALE FDS | 105,300 | $6.27M | shares |
| WYWEYERHAEUSER CO | 243,616 | $5.95M | shares |
| TXNMTXNM ENERGY INC | 101,074 | $5.91M | shares |
| EWYISHARES INC | 43,853 | $5.39M | shares |
| DDDUPONT DE NEMOURS INC | 114,481 | $5.24M | shares |
| HOLXHOLOGIC INC | 52,652 | $3.98M | shares |
| IQIQIYI INC | 2,946,253 | $3.98M | shares |
| THRTHERMON GROUP HLDGS INC | 78,863 | $3.97M | shares |
| SIDCOMPANHIA SIDERURGICA NACION | 3,112,770 | $3.86M | shares |
| PCORPROCORE TECHNOLOGIES INC | 65,825 | $3.75M | shares |
| BRBRBELLRING BRANDS INC | 212,313 | $3.42M | shares |
| KWKENNEDY-WILSON HOLDINGS INC | 286,363 | $3.1M | shares |
| NVRIENVIRI CORP | 148,679 | $2.92M | shares |
| WHRWHIRLPOOL CORP | 49,175 | $2.65M | shares |
| JELDJELD-WEN HLDG INC | 2,095,185 | $2.6M | shares |
| RPCRIDGEPOST CAP INC | 355,679 | $2.58M | shares |
| PRMPERIMETER SOLUTIONS INC | 92,904 | $2.27M | shares |
| ALMSALUMIS INC | 102,456 | $2.26M | shares |
| DAWNDAY ONE BIOPHARMACEUTICALS I | 88,278 | $1.89M | shares |
| LNKBLINKBANCORP INC | 226,859 | $1.89M | shares |
| TYRATYRA BIOSCIENCES INC | 47,929 | $1.84M | shares |
| ZYMEZYMEWORKS INC | 70,851 | $1.77M | shares |
| FFICFLUSHING FINL CORP | 115,326 | $1.77M | shares |
| MAMAMAMAS CREATIONS INC | 104,866 | $1.61M | shares |
| EWCZEUROPEAN WAX CTR INC | 264,826 | $1.53M | shares |
| MERCMERCER INTL INC | 1,012,593 | $1.44M | shares |
| TAXFAMERICAN CENTY ETF TR | 28,436 | $1.42M | shares |
| STKLSUNOPTA INC | 207,017 | $1.34M | shares |
| CVGWCALAVO GROWERS INC | 51,982 | $1.34M | shares |
| AMWDAMERICAN WOODMARK CORP | 32,203 | $1.28M | shares |
| FONRFONAR CORP | 68,016 | $1.26M | shares |
| OLMAOLEMA PHARMACEUTICALS INC | 81,734 | $1.22M | shares |
| TRITHOMSON REUTERS CORP | 12,355 | $1.12M | shares |
| MATWMATTHEWS INTL CORP | 42,904 | $1.11M | shares |
| LYTSLSI INDS INC OHIO | 57,362 | $1.07M | shares |
| SEESEALED AIR CORP NEW | 25,320 | $1.06M | shares |
| MCWMISTER CAR WASH INC | 145,039 | $1.01M | shares |
| FOLDAMICUS THERAPEUTIC | 69,479 | $1M | shares |
| FFWMFIRST FNDTN INC | 169,129 | $998K | shares |
| NICENICE LTD | 9,050 | $998K | shares |
| TALKTALKSPACE INC | 176,688 | $914K | shares |
| TREELENDINGTREE INC | 20,578 | $882K | shares |
| UBFOUNITED SEC BANCSHARES CALIF | 83,365 | $876K | shares |
| BKSYBLACKSKY TECHNOLOGY INC | 33,627 | $846K | shares |
| STOKSTOKE THERAPEUTICS INC | 23,397 | $762K | shares |
| FWRDFORWARD AIR CORP | 40,390 | $675K | shares |
| CWCOCONSOLIDATED WATER CO INC | 20,094 | $666K | shares |
| BTBTBIT DIGITAL INC | 506,465 | $663K | shares |
| TNDMTANDEM DIABETES CARE INC | 33,470 | $642K | shares |
| MNROMONRO INC | 38,543 | $618K | shares |
| CMCOCOLUMBUS MCKINNON CORP N Y | 41,176 | $598K | shares |
| AKBAAKEBIA THREAPEUTICS INC | 415,988 | $578K | shares |
| BFLYBUTTERFLY NETWORK INC | 140,801 | $569K | shares |
| DHCDIVERSIFIED HEALTHCARE TR | 83,979 | $558K | shares |
| NABLN-ABLE INC | 114,462 | $535K | shares |
| CWENACLEARWAY ENERGY INC | 12,261 | $480K | shares |
| RAREULTRAGENYX PHARMACEUTICAL IN | 21,780 | $456K | shares |
| SSPSCRIPPS E W CO OHIO | 122,170 | $454K | shares |
| CXWCORECIVIC INC | 23,760 | $449K | shares |
| ONTFON24 INC | 55,232 | $447K | shares |
| ACRSACLARIS THERAPEUTICS INC | 118,702 | $445K | shares |
| BLFYBLUE FOUNDRY BANCORP | 32,559 | $431K | shares |
| FLINFRANKLIN TEMPLETON ETF TR | 12,579 | $418K | shares |
| CWBSPDR SERIES TRUST | 4,552 | $417K | shares |
| CMPXCOMPASS THERAPEUTICS INC | 78,328 | $414K | shares |
| LLYVALIBERTY LIVE HOLDINGS INC | 4,467 | $409K | shares |
| MPXMARINE PRODS CORP | 54,435 | $396K | shares |
| FIGFIGMA INC | 18,240 | $386K | shares |
| ANGIANGI INC | 55,507 | $380K | shares |
| VREVERIS RESIDENTIAL INC | 19,914 | $376K | shares |
| WIXWIX COM LTD | 4,153 | $374K | shares |
| FBRXFORTE BIOSCIENCES INC | 12,699 | $329K | shares |
| NAGENIAGEN BIOSCIENCE INC | 74,490 | $329K | shares |
| GTNGRAY MEDIA INC | 75,453 | $327K | shares |
| AURAAURA BIOSCIENCES INC | 48,323 | $323K | shares |
| EVCMEVERCOMMERCE INC | 27,731 | $317K | shares |
| INDAISHARES TR | 6,733 | $315K | shares |
| STTKSHATTUCK LABS INC | 48,127 | $309K | shares |
| MAZEMAZE THERAPEUTICS INC | 9,635 | $288K | shares |
| IMNMIMMUNOME INC | 12,149 | $266K | shares |
| EHTHEHEALTH INC | 200,428 | $259K | shares |
| ALTGALTA EQUIPMENT GROUP INC | 48,051 | $258K | shares |
| ENGNENGENE HOLDINGS INC | 32,861 | $224K | shares |
| CWANCLEARWATER ANALYTICS HLDGS I | 8,936 | $211K | shares |
| CBLLCERIBELL INC | 11,371 | $208K | shares |
| ALTALTIMMUNE INC | 62,909 | $194K | shares |
| HLFHERBALIFE LTD | 13,019 | $192K | shares |
| LANDGLADSTONE LD CORP | 18,581 | $190K | shares |
| AGNTAGNT INC | 29,004 | $174K | shares |
| BITFBITFARMS LTD | 85,721 | $168K | shares |
| ASANASANA INC | 25,733 | $165K | shares |
| SGUSTAR GROUP LP | 12,697 | $156K | shares |
| HCATHEALTH CATALYST INC | 112,810 | $143K | shares |
| TSSITSS INC DEL | 10,554 | $137K | shares |
| CNTXCONTEXT THERAPEUTICS INC | 50,912 | $133K | shares |
| EYPTEYEPOINT INC | 10,185 | $131K | shares |
| PESIPERMA-FIX ENVIRONMENTAL SVCS | 10,692 | $114K | shares |
| NVTSNAVITAS SEMICONDUCTOR CORP | 12,384 | $109K | shares |
| SMRTSMARTRENT INC | 69,042 | $104K | shares |
| BHVNBIOHAVEN LTD | 11,368 | $96.2K | shares |
| FLNAFILANA THERAPEUTICS INC | 53,367 | $90.2K | shares |
| REPLREPLIMUNE GROUP INC | 11,650 | $89.1K | shares |
| QSQUANTUMSCAPE CORP | 13,843 | $88.3K | shares |
| MGNXMACROGENICS INC | 30,556 | $88.3K | shares |
| SITCSITE CTRS CORP | 15,161 | $81.9K | shares |
| NMRANEUMORA THERAPEUTICS INC. | 39,810 | $77.6K | shares |
| CHRSCOHERUS ONCOLOGY INC | 43,242 | $73.1K | shares |
| RDNWRIDENOW GROUP INC | 10,317 | $72.8K | shares |
| UDMYUDEMY INC | 15,163 | $70.1K | shares |
| ANNXANNEXON INC | 12,463 | $69K | shares |
| SESSES AI CORPORATION | 66,027 | $63.5K | shares |
| PROPPRAIRIE OPER CO | 26,429 | $53.7K | shares |
| PRLDPRELUDE THERAPEUTICS INC | 10,294 | $35.2K | shares |
| DHDEFINITIVE HEALTHCARE CORP | 26,904 | $33.1K | shares |
| PACBPACIFIC BIOSCIENCES CALIF IN | 22,602 | $29.8K | shares |
| ZVIAZEVIA PBC | 23,631 | $27.6K | shares |
| LDILOANDEPOT INC | 17,173 | $24.4K | shares |
| GOCOGOHEALTH INC | 11,308 | $17.1K | shares |
How Q2 2026 was built
Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).
| Filing | Role | Amendment | Filed | Accepted | Ingested |
|---|---|---|---|---|---|
| 13F-HR 0000748054-26-000005 | base | 2026-08-12 | acceptance time not in the bulk data set |