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 | |
|---|---|---|---|---|---|---|
976
Trade Desk
TTD
$6.84B
| $28.8M | 0.01% |
757,858
-358,083
| -32% | -$15.9M |
|
977
Seaboard Corp
SEB
$4.02B
| $28.7M | 0.01% |
6,465
+621
| +11% | +$2.46M |
|
978
Vodafone
VOD
$37.2B
| $28.7M | 0.01% |
2,173,200
+309,982
| +17% | +$3.75M |
|
979
Old Second Bancorp
OSBC
$1.31B
| $28.7M | 0.01% |
1,470,185
+82,294
| +6% | +$1.54M |
|
|
BGSI
980
Boyd Group Services
BGSI
$2.92B
| $28.5M | 0.01% |
+178,938
| New | +$28.7M |
|
981
HUB Group
HUBG
$2.46B
| $28.5M | 0.01% |
668,784
-169,542
| -20% | -$6.45M |
|
982
Range Resources
RRC
$9.39B
| $28.5M | 0.01% |
807,751
+53,458
| +7% | +$1.99M |
|
983
Entravision Communication
EVC
$820M
| $28.5M | 0.01% |
9,716,890
-138,357
| -1% | -$360K |
|
984
American Financial Group
AFG
$12B
| $28.4M | 0.01% |
208,114
+4,194
| +2% | +$575K |
|
985
SunCoke Energy
SXC
$801M
| $28.4M | 0.01% |
3,940,172
+71,376
| +2% | +$525K |
|
986
NetApp
NTAP
$40.2B
| $28.4M | 0.01% |
264,744
+204,513
| +340% | +$23.4M |
|
987
World Kinect Corp
WKC
$1.89B
| $28.3M | 0.01% |
1,207,982
+165,216
| +16% | +$4.07M |
|
988
CarMax
KMX
$8.33B
| $28.3M | 0.01% |
732,171
+611,920
| +509% | +$24.5M |
|
|
CNTA
989
DELISTED
Centessa Pharmaceuticals
CNTA
| $28.3M | 0.01% |
1,129,758
+33,054
| +3% | +$837K |
|
990
Cytokinetics
CYTK
$10.5B
| $28.2M | 0.01% |
443,910
+14,707
| +3% | +$915K |
|
991
Nucor
NUE
$61.7B
| $28.2M | 0.01% |
172,848
-90,047
| -34% | -$13.5M |
|
992
Virtus Investment Partners
VRTS
$1.12B
| $28.1M | 0.01% |
172,501
+16,620
| +11% | +$2.81M |
|
993
Mach Natural Resources
MNR
$2.18B
| $28.1M | 0.01% |
2,547,910
+69,962
| +3% | +$840K |
|
994
Cirrus Logic
CRUS
$6.11B
| $28.1M | 0.01% |
237,367
+156,747
| +194% | +$19.3M |
|
995
Kyndryl
KD
$2.85B
| $28.1M | 0.01% |
1,058,325
+140,839
| +15% | +$3.82M |
|
996
Consolidated Edison
ED
$39.9B
| $28M | 0.01% |
282,115
+22,465
| +9% | +$2.23M |
|
997
Mativ Holdings
MATV
$690M
| $28M | 0.01% |
2,301,795
+385,594
| +20% | +$4.54M |
|
998
Navient
NAVI
$829M
| $27.9M | 0.01% |
2,147,554
-12,176
| -0.6% | -$152K |
|
999
First Citizens BancShares
FCNCA
$25.6B
| $27.8M | 0.01% |
12,949
+271
| +2% | +$511K |
|
1000
Upwork
UPWK
$1.05B
| $27.8M | 0.01% |
1,401,718
+710,289
| +103% | +$13M |
|
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.