Heritage Fund
Registrant
American Century Mutual Funds, Inc.
Class tickers
ACILX
AHGCX
ATHAX
ATHDX
ATHGX
ATHIX
ATHWX
ATHYX
TWHIX
Net Assets
$5,311,724,484
Holdings
84
Latest Report
Jul 31, 2026
Net Assets Over Time
Holdings · 84
Export CSV
Portfolio coverage: 84 of
88 reported positions.
Showing 1–50
of 84 holdings by value
· page 1 of 2
| Holding | Symbol | Balance | Value | % of Fund | Side | Category | Open |
|---|---|---|---|---|---|---|---|
| Snowflake Inc | SNOW | 706,814 | $207,294,410 | 3.90% | Long | EC | |
| Cloudflare Inc | NET | 670,874 | $187,160,429 | 3.52% | Long | EC | |
| Datadog Inc | DDOG | 682,751 | $182,956,785 | 3.44% | Long | EC | |
| Howmet Aerospace Inc | HWM | 503,231 | $142,041,982 | 2.67% | Long | EC | |
| Comfort Systems USA Inc | FIX | 74,803 | $129,386,001 | 2.44% | Long | EC | |
| Hilton Worldwide Holdings Inc | HLT | 393,391 | $126,077,882 | 2.37% | Long | EC | |
| Cencora Inc | COR | 389,214 | $121,177,887 | 2.28% | Long | EC | |
| Chipotle Mexican Grill Inc | CMG | 3,231,008 | $120,258,118 | 2.26% | Long | EC | |
| Targa Resources Corp | TRGP | 424,941 | $114,891,298 | 2.16% | Long | EC | |
| IDEXX Laboratories Inc | IDXX | 205,143 | $114,689,297 | 2.16% | Long | EC | |
| Burlington Stores Inc | BURL | 301,470 | $111,085,666 | 2.09% | Long | EC | |
| Fastenal Co | FAST | 2,029,272 | $96,816,567 | 1.82% | Long | EC | |
| Natera Inc | NTRA | 355,095 | $95,080,237 | 1.79% | Long | EC | |
| Cadence Design Systems Inc | CDNS | 273,858 | $93,117,197 | 1.75% | Long | EC | |
| Alnylam Pharmaceuticals Inc | ALNY | 450,954 | $92,680,066 | 1.74% | Long | EC | |
| XPO Inc | XPO | 443,198 | $89,069,502 | 1.68% | Long | EC | |
| Dexcom Inc | DXCM | 1,036,622 | $86,506,106 | 1.63% | Long | EC | |
| Reddit Inc | RDDT | 611,944 | $86,082,162 | 1.62% | Long | EC | |
| Rocket Lab Corp | RKLB | 1,203,410 | $78,161,480 | 1.47% | Long | EC | |
| Curtiss-Wright Corp | CW | 107,776 | $78,029,824 | 1.47% | Long | EC | |
| Quanta Services Inc | PWR | 114,627 | $76,497,475 | 1.44% | Long | EC | |
| Vistra Corp | VST | 504,880 | $74,818,167 | 1.41% | Long | EC | |
| Astera Labs Inc | ALAB | 239,925 | $74,671,858 | 1.41% | Long | EC | |
| Teradyne Inc | TER | 197,984 | $72,796,737 | 1.37% | Long | EC | |
| Axon Enterprise Inc | AXON | 137,674 | $72,658,830 | 1.37% | Long | EC | |
| HEICO Corp | HEI | 200,543 | $71,465,503 | 1.35% | Long | EC | |
| Samsara Inc | IOT | 1,881,378 | $70,118,958 | 1.32% | Long | EC | |
| Monolithic Power Systems Inc | MPWR | 48,580 | $69,276,537 | 1.30% | Long | EC | |
| Casey's General Stores Inc | CASY | 76,673 | $66,782,183 | 1.26% | Long | EC | |
| WESCO International Inc | WCC | 192,657 | $66,175,753 | 1.25% | Long | EC | |
| Affirm Holdings Inc | AFRM | 905,669 | $64,764,390 | 1.22% | Long | EC | |
| Robinhood Markets Inc | HOOD | 742,590 | $64,278,590 | 1.21% | Long | EC | |
| Insmed Inc | INSM | 646,976 | $63,791,834 | 1.20% | Long | EC | |
| Corpay Inc | CPAY | 165,505 | $63,241,116 | 1.19% | Long | EC | |
| Coupang Inc | CPNG | 3,704,921 | $60,575,458 | 1.14% | Long | EC | |
| Toast Inc | TOST | 1,874,375 | $60,486,081 | 1.14% | Long | EC | |
| Lattice Semiconductor Corp | LSCC | 473,740 | $58,871,670 | 1.11% | Long | EC | |
| Johnson Controls International plc | JCI | 397,280 | $58,265,085 | 1.10% | Long | EC | |
| MACOM Technology Solutions Holdings Inc | MTSI | 224,531 | $56,456,075 | 1.06% | Long | EC | |
| Twilio Inc | TWLO | 275,293 | $54,329,074 | 1.02% | Long | EC | |
| Royal Caribbean Cruises Ltd | RCL | 169,872 | $54,070,258 | 1.02% | Long | EC | |
| FTAI Aviation Ltd | FTAI | 255,966 | $52,728,996 | 0.99% | Long | EC | |
| Spotify Technology SA | SPOT | 103,894 | $51,940,766 | 0.98% | Long | EC | |
| Republic Services Inc | RSG | 246,475 | $51,895,311 | 0.98% | Long | EC | |
| Okta Inc | OKTA | 359,960 | $51,089,123 | 0.96% | Long | EC | |
| Everpure Inc | P | 650,255 | $50,180,178 | 0.94% | Long | EC | |
| Viking Holdings Ltd | VIK | 478,816 | $49,964,450 | 0.94% | Long | EC | |
| Crane Co | CR | 230,800 | $49,266,568 | 0.93% | Long | EC | |
| Tapestry Inc | TPR | 310,353 | $47,288,487 | 0.89% | Long | EC | |
| Structure Therapeutics Inc | GPCR | 967,353 | $46,471,638 | 0.87% | Long | EC |
Showing the top 50 of 84 holdings. Create a free account to see every holding and download the CSV.