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 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
51
Enterprise Products Partners
EPD
$81.7B
| $431M | 0.22% |
11,384,591
-3,470,486
| -23% | -$123M |
|
52
CSX Corp
CSX
$93.1B
| $430M | 0.22% |
10,470,014
-53,044
| -0.5% | -$2.08M |
|
53
PepsiCo
PEP
$190B
| $429M | 0.22% |
2,761,672
-235,837
| -8% | -$36.7M |
|
54
Kimberly-Clark
KMB
$36.5B
| $428M | 0.22% |
4,434,240
+774,161
| +21% | +$79.2M |
|
55
Avantis International Equity ETF
AVDE
$18.7B
| $427M | 0.22% |
5,027,310
+870,327
| +21% | +$75.6M |
|
56
Five Below
FIVE
$13.5B
| $415M | 0.21% |
1,817,317
-21,798
| -1% | -$4.56M |
|
57
Cheniere Energy
LNG
$52.9B
| $413M | 0.21% |
1,456,864
-337,929
| -19% | -$78M |
|
58
Truist Financial
TFC
$64B
| $411M | 0.21% |
8,934,302
-987,240
| -10% | -$48.8M |
|
59
KLA
KLAC
$259B
| $404M | 0.21% |
2,742,270
-282,990
| -9% | -$41.4M |
|
60
Snowflake
SNOW
$115B
| $397M | 0.2% |
2,630,847
-49,941
| -2% | -$9.24M |
|
61
Applovin
APP
$116B
| $395M | 0.2% |
991,256
-9,023
| -0.9% | -$4.36M |
|
62
US Bancorp
USB
$99.6B
| $394M | 0.2% |
7,582,652
-1,305,860
| -15% | -$71.8M |
|
63
Interactive Brokers
IBKR
$39.8B
| $385M | 0.2% |
5,744,408
-18,452
| -0.3% | -$1.32M |
|
64
Reinsurance Group of America
RGA
$16.1B
| $373M | 0.19% |
1,825,382
-183,340
| -9% | -$37.9M |
|
65
Vertex Pharmaceuticals
VRTX
$126B
| $363M | 0.19% |
813,285
-35,354
| -4% | -$16.5M |
|
66
American Express
AXP
$230B
| $363M | 0.19% |
1,199,259
-139,130
| -10% | -$46.6M |
|
67
Zimmer Biomet
ZBH
$18.4B
| $358M | 0.18% |
3,963,206
-952,031
| -19% | -$87.4M |
|
68
TC Energy
TRP
$65.9B
| $357M | 0.18% |
5,706,795
-702,669
| -11% | -$42.4M |
|
69
Cisco
CSCO
$479B
| $357M | 0.18% |
4,601,323
-135,169
| -3% | -$10.6M |
|
70
AstraZeneca
AZN
$250B
| $356M | 0.18% |
1,807,026
+85,623
| +5% | +$16.5M |
|
71
Wells Fargo
WFC
$264B
| $356M | 0.18% |
4,475,373
-154,187
| -3% | -$13.2M |
|
72
Tractor Supply
TSCO
$18B
| $349M | 0.18% |
7,696,431
+2,258,556
| +42% | +$115M |
|
73
L3Harris
LHX
$53.4B
| $346M | 0.18% |
1,001,909
-148,798
| -13% | -$52M |
|
74
Alibaba
BABA
$308B
| $343M | 0.18% |
2,733,233
-559,885
| -17% | -$84.2M |
|
75
Cadence Design Systems
CDNS
$93.4B
| $341M | 0.18% |
1,228,875
-67,400
| -5% | -$20.1M |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q1 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.