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 | |
|---|---|---|---|---|---|---|
76
Ecolab
ECL
$78.1B
| $359M | 0.18% |
1,367,552
-10,533
| -0.8% | -$2.81M |
|
77
GE Vernova
GEV
$277B
| $358M | 0.18% |
547,252
-37,274
| -6% | -$22.7M |
|
78
Booking.com
BKNG
$159B
| $357M | 0.18% |
1,666,475
-128,175
| -7% | -$26.4M |
|
79
Stryker
SYK
$133B
| $356M | 0.18% |
1,014,226
+94,375
| +10% | +$34.4M |
|
80
TC Energy
TRP
$66.3B
| $353M | 0.18% |
6,409,464
-82,335
| -1% | -$4.39M |
|
81
Royal Caribbean
RCL
$82.4B
| $351M | 0.18% |
1,258,758
+33,834
| +3% | +$9.56M |
|
82
Cheniere Energy
LNG
$55.4B
| $349M | 0.18% |
1,794,793
+17,815
| +1% | +$3.74M |
|
83
Danaher
DHR
$145B
| $349M | 0.18% |
1,523,056
+440,034
| +41% | +$96.7M |
|
84
Five Below
FIVE
$13.2B
| $346M | 0.17% |
1,839,115
-34,001
| -2% | -$5.53M |
|
85
Lowe's Companies
LOW
$121B
| $346M | 0.17% |
1,435,506
+352,997
| +33% | +$84.8M |
|
86
Chevron
CVX
$386B
| $346M | 0.17% |
2,269,738
-316,540
| -12% | -$48.2M |
|
87
Mondelez International
MDLZ
$79.4B
| $346M | 0.17% |
6,424,021
+690,981
| +12% | +$39.8M |
|
88
American Tower
AMT
$79.4B
| $345M | 0.17% |
1,966,208
+73,912
| +4% | +$13.4M |
|
89
Avantis International Equity ETF
AVDE
$18.8B
| $342M | 0.17% |
4,156,983
+485,056
| +13% | +$38.9M |
|
90
L3Harris
LHX
$54.1B
| $338M | 0.17% |
1,150,707
+610,091
| +113% | +$176M |
|
91
Progressive
PGR
$121B
| $329M | 0.17% |
1,442,580
+38,746
| +3% | +$8.75M |
|
92
UnitedHealth
UNH
$364B
| $323M | 0.16% |
978,728
-46,720
| -5% | -$15.8M |
|
93
Spotify
SPOT
$101B
| $318M | 0.16% |
547,459
+17,794
| +3% | +$11.1M |
|
94
AstraZeneca
AZN
$246B
| $316M | 0.16% |
1,721,403
+627,878
| +57% | +$110M |
|
95
Johnson Controls International
JCI
$92.6B
| $315M | 0.16% |
2,632,497
+136,572
| +5% | +$15.7M |
|
96
Dynatrace
DT
$14.3B
| $315M | 0.16% |
7,269,493
-649,953
| -8% | -$30.3M |
|
97
Chipotle Mexican Grill
CMG
$41.3B
| $310M | 0.16% |
8,368,257
-2,596,774
| -24% | -$93.9M |
|
98
Northern Trust
NTRS
$35B
| $309M | 0.16% |
2,262,302
-264,343
| -10% | -$34.7M |
|
|
99
Ascendis Pharma A/S
ASND
$16.8B
| $308M | 0.15% |
1,443,141
+898,535
| +165% | +$186M |
|
100
Arista Networks
ANET
$265B
| $308M | 0.15% |
2,347,212
+61,092
| +3% | +$8.41M |
|
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.