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 | |
|---|---|---|---|---|---|---|
|
ECHO
1526
EchoStar
ECHO
$26.5B
| $8.34M | ﹤0.01% |
76,746
-1,551,347
| -95% | -$126M |
|
1527
Frontier Group Holdings
ULCC
$1.54B
| $8.33M | ﹤0.01% |
1,768,329
+506,262
| +40% | +$2.24M |
|
1528
Generac Holdings
GNRC
$13B
| $8.29M | ﹤0.01% |
60,779
-59,640
| -50% | -$9.62M |
|
|
SKYT
1529
DELISTED
SkyWater Technology
SKYT
| $8.28M | ﹤0.01% |
456,027
+277,861
| +156% | +$4.83M |
|
1530
Titan Machinery
TITN
$427M
| $8.26M | ﹤0.01% |
548,894
-608,285
| -53% | -$9.79M |
|
1531
Southwest Gas
SWX
$6.69B
| $8.22M | ﹤0.01% |
102,741
+60,217
| +142% | +$4.82M |
|
1532
Supernus Pharmaceuticals
SUPN
$2.79B
| $8.21M | ﹤0.01% |
165,222
-344,146
| -68% | -$16.7M |
|
1533
Chefs' Warehouse
CHEF
$4.52B
| $8.2M | ﹤0.01% |
131,490
+9,865
| +8% | +$593K |
|
1534
Mid Penn Bancorp
MPB
$973M
| $8.19M | ﹤0.01% |
264,084
+14,558
| +6% | +$430K |
|
1535
American Coastal Insurance
ACIC
$467M
| $8.19M | ﹤0.01% |
648,337
+51,845
| +9% | +$626K |
|
1536
iShares MSCI India Small-Cap ETF
SMIN
$770M
| $8.18M | ﹤0.01% |
117,058
+41,921
| +56% | +$3.03M |
|
1537
Sierra Bancorp
BSRR
$529M
| $8.18M | ﹤0.01% |
250,287
+28,165
| +13% | +$852K |
|
1538
Hawkins
HWKN
$2.73B
| $8.16M | ﹤0.01% |
57,424
-29,720
| -34% | -$4.38M |
|
1539
Guardant Health
GH
$21.1B
| $8.13M | ﹤0.01% |
79,603
+1,112
| +1% | +$99.5K |
|
1540
Qiagen
QGEN
$8.85B
| $8.13M | ﹤0.01% |
180,735
+118,571
| +191% | +$5.48M |
|
1541
Equity Bancshares
EQBK
$1.06B
| $8.11M | ﹤0.01% |
181,603
-26,204
| -13% | -$1.12M |
|
1542
National Healthcare
NHC
$3.49B
| $8.09M | ﹤0.01% |
59,012
+23,089
| +64% | +$2.98M |
|
1543
Northrop Grumman
NOC
$83.1B
| $8.03M | ﹤0.01% |
14,077
+1,140
| +9% | +$662K |
|
|
NFBK
1544
DELISTED
Northfield Bancorp
NFBK
| $8.01M | ﹤0.01% |
700,429
+34,671
| +5% | +$384K |
|
1545
Levi Strauss
LEVI
$8.67B
| $7.98M | ﹤0.01% |
384,967
+42,345
| +12% | +$913K |
|
1546
General Dynamics
GD
$107B
| $7.97M | ﹤0.01% |
23,687
+2,393
| +11% | +$816K |
|
1547
Woodward
WWD
$21.7B
| $7.93M | ﹤0.01% |
26,214
-558
| -2% | -$154K |
|
|
GDEN
1548
DELISTED
Golden Entertainment
GDEN
| $7.87M | ﹤0.01% |
289,424
+30,509
| +12% | +$790K |
|
1549
Bar Harbor Bankshares
BHB
$678M
| $7.83M | ﹤0.01% |
252,189
-10,936
| -4% | -$333K |
|
|
ONIT
1550
Onity Group
ONIT
$326M
| $7.8M | ﹤0.01% |
170,351
+25,529
| +18% | +$1.05M |
|
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.