American Century Companies Portfolio holdings
American Century Companies, Inc., founded in 1958 by James E. Stowers Jr. as Twentieth Century Mutual Funds and headquartered in Kansas City, Missouri, is a privately held investment management firm renowned for its focus on delivering investment results to clients while supporting medical research. Starting with just $100,000 from 24 shareholders, it rebranded to American Century Investments in 1997 and now manages hundreds of billions in assets across mutual funds, ETFs, and institutional portfolios, emphasizing no-load funds and a client-centric approach. The firm’s unique ownership structure sees over 40% of its profits funneled to the Stowers Institute for Medical Research, which it majority-owns, funding groundbreaking biomedical research, while Nomura Holdings holds a significant minority stake. With a global presence in cities like New York, London, and Hong Kong, and a workforce of around 1,400, American Century blends financial expertise with a mission to improve lives through both wealth creation and scientific advancement.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2101
Sarepta Therapeutics
SRPT
$1.81B
| $2.05M | ﹤0.01% |
+94,400
| New | +$1.83M |
|
2102
Cullinan Oncology
CGEM
$1.18B
| $2.05M | ﹤0.01% |
144,107
+1,346
| +0.9% | +$17.3K |
|
2103
CONMED
CNMD
$1.48B
| $2.04M | ﹤0.01% |
57,774
-13,752
| -19% | -$560K |
|
2104
Energizer
ENR
$1.5B
| $2.04M | ﹤0.01% |
124,205
-24,784
| -17% | -$501K |
|
2105
NACCO Industries
NC
$312M
| $2.04M | ﹤0.01% |
39,188
| – | – |
|
2106
KBR
KBR
$4.83B
| $2.03M | ﹤0.01% |
55,196
+32,472
| +143% | +$1.33M |
|
2107
AMN Healthcare
AMN
$1.42B
| $2.03M | ﹤0.01% |
110,760
+16,771
| +18% | +$319K |
|
|
AVGB
2108
Avantis Credit ETF
AVGB
$20.4M
| $2.03M | ﹤0.01% |
40,086
-29,998
| -43% | -$1.53M |
|
2109
Glacier Bancorp
GBCI
$6.35B
| $2.01M | ﹤0.01% |
45,027
+92
| +0.2% | +$4.36K |
|
2110
RLI Corp
RLI
$5.83B
| $2.01M | ﹤0.01% |
35,195
+1,178
| +3% | +$70.7K |
|
2111
Anika Therapeutics
ANIK
$277M
| $1.99M | ﹤0.01% |
137,584
+37,263
| +37% | +$433K |
|
|
JOYY
2112
JOYY Inc
JOYY
$3.77B
| $1.99M | ﹤0.01% |
34,098
+1,039
| +3% | +$65.6K |
|
2113
Douglas Elliman
DOUG
$166M
| $1.99M | ﹤0.01% |
1,211,346
+743,847
| +159% | +$1.72M |
|
2114
CareDx
CDNA
$2.44B
| $1.99M | ﹤0.01% |
114,350
+26,770
| +31% | +$507K |
|
2115
Taylor Devices
TAYD
$166M
| $1.98M | ﹤0.01% |
34,824
+9
| +0% | +$692 |
|
2116
Viper Energy
VNOM
$15.3B
| $1.98M | ﹤0.01% |
42,100
+4,649
| +12% | +$199K |
|
2117
First Internet Bancorp
INBK
$256M
| $1.97M | ﹤0.01% |
96,479
-39,490
| -29% | -$826K |
|
2118
ESCO Technologies
ESE
$7.79B
| $1.96M | ﹤0.01% |
6,973
+1,830
| +36% | +$461K |
|
2119
National Presto Industries
NPK
$985M
| $1.95M | ﹤0.01% |
14,244
-151
| -1% | -$19.3K |
|
2120
Amneal Pharmaceuticals
AMRX
$5.71B
| $1.95M | ﹤0.01% |
156,512
+62,229
| +66% | +$836K |
|
2121
MasterBrand
MBC
$1.84B
| $1.94M | ﹤0.01% |
233,932
-76,887
| -25% | -$831K |
|
2122
Castle Biosciences
CSTL
$988M
| $1.94M | ﹤0.01% |
79,107
+1,339
| +2% | +$43.9K |
|
2123
Domino's
DPZ
$11.5B
| $1.93M | ﹤0.01% |
5,386
+4,540
| +537% | +$1.79M |
|
2124
Fox Factory Holding Corp
FOXF
$882M
| $1.93M | ﹤0.01% |
117,346
+25,527
| +28% | +$462K |
|
|
TBI
2125
Trueblue
TBI
$323M
| $1.93M | ﹤0.01% |
493,235
-59,748
| -11% | -$265K |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q1 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.