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 |
Amphenol
APH
|
+$460M |
| 2 |
Broadcom
AVGO
|
+$298M |
| 3 |
Sysco
SYY
|
+$225M |
| 4 |
MRSH
Marsh
MRSH
|
+$200M |
| 5 |
Ascendis Pharma A/S
ASND
|
+$186M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$573M |
| 2 |
Visa
V
|
+$465M |
| 3 |
Apple
AAPL
|
+$461M |
| 4 |
Alphabet (Google) Class A
GOOGL
|
+$363M |
| 5 |
Alphabet (Google) Class C
GOOG
|
+$358M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 26.8% |
| 2 | Financials | 13.6% |
| 3 | Consumer Discretionary | 12.52% |
| 4 | Industrials | 10.05% |
| 5 | Healthcare | 9.86% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
2476
U-Haul Holding Co
UHAL
$14.4B
| $572K | ﹤0.01% |
11,353
+208
| +2% | +$11.1K |
|
|
SILA
2477
DELISTED
Sila Realty Trust
SILA
| $572K | ﹤0.01% |
24,525
+360
| +1% | +$8.46K |
|
2478
CB Financial Services
CBFV
$190M
| $571K | ﹤0.01% |
16,387
-1,347
| -8% | -$45.7K |
|
2479
AppFolio
APPF
$7.22B
| $571K | ﹤0.01% |
2,455
+203
| +9% | +$48.2K |
|
2480
Resources Connection
RGP
$145M
| $571K | ﹤0.01% |
113,306
+11,820
| +12% | +$56.4K |
|
2481
Sigma Lithium
SGML
$1.27B
| $568K | ﹤0.01% |
43,067
| – | – |
|
2482
TaskUs
TASK
$667M
| $568K | ﹤0.01% |
48,147
+2,098
| +5% | +$26.8K |
|
2483
National CineMedia
NCMI
$252M
| $567K | ﹤0.01% |
145,747
+27
| +0% | +$112 |
|
2484
Microchip Technology
MCHP
$42.2B
| $567K | ﹤0.01% |
8,892
+918
| +12% | +$56.6K |
|
2485
Aramark
ARMK
$16.1B
| $561K | ﹤0.01% |
15,214
+1,666
| +12% | +$63.5K |
|
2486
Columbus McKinnon
CMCO
$550M
| $558K | ﹤0.01% |
32,340
+5,886
| +22% | +$94.4K |
|
|
FONR
2487
DELISTED
Fonar
FONR
| $558K | ﹤0.01% |
30,047
| – | – |
|
2488
Solid Biosciences
SLDB
$974M
| $549K | ﹤0.01% |
97,322
+26,271
| +37% | +$142K |
|
2489
Design Therapeutics
DSGN
$901M
| $542K | ﹤0.01% |
57,798
+6,946
| +14% | +$54.4K |
|
2490
Blue Ridge Bankshares
BRBS
$336M
| $542K | ﹤0.01% |
126,912
+10,830
| +9% | +$47K |
|
|
API
2491
Agora
API
$408M
| $541K | ﹤0.01% |
132,808
+13,573
| +11% | +$49.8K |
|
|
SOLS
2492
Solstice Advanced Materials
SOLS
$9.94B
| $537K | ﹤0.01% |
+11,064
| New | +$521K |
|
2493
Telos
TLS
$344M
| $537K | ﹤0.01% |
105,273
-13,520
| -11% | -$84.4K |
|
2494
Uranium Energy
UEC
$5.54B
| $537K | ﹤0.01% |
45,953
+30,880
| +205% | +$405K |
|
2495
Holley
HLLY
$362M
| $534K | ﹤0.01% |
129,234
+2,277
| +2% | +$8.2K |
|
2496
Enanta Pharmaceuticals
ENTA
$391M
| $532K | ﹤0.01% |
33,764
-14,807
| -30% | -$188K |
|
|
LAC
2497
Lithium Americas
LAC
$1.24B
| $529K | ﹤0.01% |
121,653
+17,393
| +17% | +$100K |
|
2498
Cerence
CRNC
$389M
| $528K | ﹤0.01% |
49,367
+9,750
| +25% | +$107K |
|
2499
Immersion
IMMR
$248M
| $522K | ﹤0.01% |
76,694
| – | – |
|
2500
iShares MSCI India ETF
INDA
$6.58B
| $518K | ﹤0.01% |
9,584
| – | – |
|
Similar funds
American Century Companies's Q4 2025 Portfolio in Review
As of Q4 2025, American Century Companies held 2,902 positions worth $199B, up 1.2% from $197B the previous quarter. Its ten largest holdings account for 27% of the portfolio.
American Century Companies's Q4 2025 filing shows 123 new, 1,653 increased, 947 reduced and 91 closed positions. Its largest new stake was Amrize Ltd: 2,173,524 shares worth $118M. The largest sale was NVIDIA, an estimated $573M.
By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 28% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q4 2025 buy was Amrize Ltd: 2,173,524 shares worth $118M.
- American Century Companies added most to Amphenol in Q4 2025, an estimated $460M increase.
- American Century Companies's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $573M.
- American Century Companies fully exited Premier in Q4 2025, selling an estimated $91.5M.
- American Century Companies's ten largest holdings make up 27% of its $199B portfolio in Q4 2025.
- American Century Companies opened 123 new positions and closed 91 in Q4 2025.
- American Century Companies's portfolio value rose 1.2% quarter-over-quarter to $199B.
Based on American Century Companies's 13F filing for Q4 2025, filed 13 Feb 2026.