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 | |
|---|---|---|---|---|---|---|
1701
O-I Glass
OI
$1.03B
| $5.22M | ﹤0.01% |
353,863
-55,087
| -13% | -$729K |
|
|
ACGR
1702
American Century Large Cap Growth ETF
ACGR
$10.7M
| $5.22M | ﹤0.01% |
79,000
-46,000
| -37% | -$3.03M |
|
1703
Cullen/Frost Bankers
CFR
$10.5B
| $5.21M | ﹤0.01% |
41,109
-80
| -0.2% | -$10K |
|
1704
SK Telecom
SKM
$14.8B
| $5.2M | ﹤0.01% |
253,099
+41,699
| +20% | +$856K |
|
1705
Flexsteel Industries
FLXS
$299M
| $5.18M | ﹤0.01% |
131,154
+8,637
| +7% | +$337K |
|
1706
CG Oncology
CGON
$6.68B
| $5.17M | ﹤0.01% |
124,544
+32,009
| +35% | +$1.32M |
|
1707
RB Global
RBA
$15.8B
| $5.15M | ﹤0.01% |
50,069
+1,034
| +2% | +$105K |
|
1708
CoStar Group
CSGP
$13.1B
| $5.15M | ﹤0.01% |
76,595
-474,928
| -86% | -$33.6M |
|
1709
RCI Hospitality Holdings
RICK
$232M
| $5.13M | ﹤0.01% |
215,057
+14,181
| +7% | +$363K |
|
|
ACSG
1710
American Century Small Cap Growth Insights ETF
ACSG
$28.5M
| $5.1M | ﹤0.01% |
+125,000
| New | +$5.1M |
|
|
CON
1711
Concentra Group Holdings
CON
$4.52B
| $5.1M | ﹤0.01% |
259,327
+16,108
| +7% | +$322K |
|
1712
Jack Henry & Associates
JKHY
$10.9B
| $5.1M | ﹤0.01% |
27,929
+2,605
| +10% | +$434K |
|
|
ACSV
1713
American Century Small Cap Value Insights ETF
ACSV
$19.8M
| $5.09M | ﹤0.01% |
+125,000
| New | +$5.05M |
|
1714
Equity Lifestyle Properties
ELS
$12.7B
| $5.04M | ﹤0.01% |
83,117
+7,168
| +9% | +$443K |
|
1715
Century Communities
CCS
$2.01B
| $5.03M | ﹤0.01% |
84,676
+11,653
| +16% | +$709K |
|
1716
Akamai
AKAM
$18.1B
| $5.02M | ﹤0.01% |
57,579
+8,039
| +16% | +$661K |
|
1717
NETSCOUT
NTCT
$2.88B
| $5.02M | ﹤0.01% |
185,340
+9,968
| +6% | +$269K |
|
1718
Badger Meter
BMI
$3.8B
| $4.99M | ﹤0.01% |
28,607
+20,662
| +260% | +$3.72M |
|
1719
Alarm.com
ALRM
$2.74B
| $4.99M | ﹤0.01% |
97,764
+1,506
| +2% | +$76.8K |
|
|
CWBC
1720
Community West Bancshares
CWBC
$708M
| $4.98M | ﹤0.01% |
221,220
+93,989
| +74% | +$2.06M |
|
1721
Civista Bancshares
CIVB
$592M
| $4.94M | ﹤0.01% |
222,367
-10,046
| -4% | -$222K |
|
1722
Charter Communications
CHTR
$18.5B
| $4.92M | ﹤0.01% |
23,591
+2,312
| +11% | +$520K |
|
|
CVSA
1723
Covista Inc
CVSA
$4.48B
| $4.91M | ﹤0.01% |
47,422
-144,164
| -75% | -$16.5M |
|
1724
Brookfield
BN
$106B
| $4.87M | ﹤0.01% |
106,139
+4,320
| +4% | +$197K |
|
1725
Steven Madden
SHOO
$3.45B
| $4.87M | ﹤0.01% |
116,848
-18,054
| -13% | -$696K |
|
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.