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 | |
|---|---|---|---|---|---|---|
1576
Phillips Edison & Co
PECO
$5.21B
| $7.32M | ﹤0.01% |
205,711
+156,778
| +320% | +$5.44M |
|
1577
CGI
GIB
$15.2B
| $7.28M | ﹤0.01% |
78,823
+2,580
| +3% | +$230K |
|
1578
Federal Signal
FSS
$7.71B
| $7.27M | ﹤0.01% |
66,974
-27,706
| -29% | -$3.17M |
|
1579
Conduent
CNDT
$236M
| $7.24M | ﹤0.01% |
3,771,178
+660,484
| +21% | +$1.45M |
|
1580
Varex Imaging
VREX
$780M
| $7.17M | ﹤0.01% |
615,653
+169,378
| +38% | +$1.98M |
|
1581
U-Haul Holding Co Series N
UHAL.B
$12.6B
| $7.16M | ﹤0.01% |
153,135
+13,753
| +10% | +$669K |
|
1582
Lands' End
LE
$381M
| $7.16M | ﹤0.01% |
492,929
+25,141
| +5% | +$388K |
|
|
EVMN
1583
Evommune Inc
EVMN
$528M
| $7.15M | ﹤0.01% |
+417,455
| New | +$7.84M |
|
1584
Motorcar Parts of America
MPAA
$236M
| $7.13M | ﹤0.01% |
577,428
+78,305
| +16% | +$1.13M |
|
1585
SIGA Technologies
SIGA
$214M
| $7.12M | ﹤0.01% |
1,165,489
-67,243
| -5% | -$478K |
|
1586
TransDigm Group
TDG
$69.5B
| $7.12M | ﹤0.01% |
5,352
+107
| +2% | +$140K |
|
1587
NCR Atleos
NATL
$3.47B
| $7.1M | ﹤0.01% |
186,284
+7,753
| +4% | +$291K |
|
1588
Portland General Electric
POR
$5.96B
| $7.09M | ﹤0.01% |
147,686
+102,258
| +225% | +$4.83M |
|
1589
Greenlight Captial
GLRE
$513M
| $7.07M | ﹤0.01% |
484,881
-28,695
| -6% | -$377K |
|
1590
Saia
SAIA
$10.2B
| $7.07M | ﹤0.01% |
21,644
-5,098
| -19% | -$1.54M |
|
1591
IDEAYA Biosciences
IDYA
$3.52B
| $7.07M | ﹤0.01% |
204,398
+17,676
| +9% | +$564K |
|
1592
ManpowerGroup
MAN
$2.72B
| $7.06M | ﹤0.01% |
237,368
+142,981
| +151% | +$4.47M |
|
1593
Frontdoor
FTDR
$6.02B
| $7.06M | ﹤0.01% |
122,317
+70,678
| +137% | +$4.16M |
|
1594
HBT Financial
HBT
$1.35B
| $7.06M | ﹤0.01% |
272,940
+19,030
| +7% | +$470K |
|
1595
NIO
NIO
$11.3B
| $7.05M | ﹤0.01% |
1,382,065
+230,119
| +20% | +$1.42M |
|
1596
RPM International
RPM
$14.5B
| $7.04M | ﹤0.01% |
67,715
-30,074
| -31% | -$3.26M |
|
1597
iShares Core S&P Mid-Cap ETF
IJH
$128B
| $7.04M | ﹤0.01% |
106,700
+4,100
| +4% | +$269K |
|
1598
Roku
ROKU
$23.4B
| $7.04M | ﹤0.01% |
64,887
+15,048
| +30% | +$1.53M |
|
|
SW
1599
Smurfit Westrock
SW
$25.9B
| $7.03M | ﹤0.01% |
181,725
+15,101
| +9% | +$576K |
|
1600
JELD-WEN Holding
JELD
$167M
| $7.02M | ﹤0.01% |
2,855,598
-393,257
| -12% | -$1.29M |
|
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.