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 | |
|---|---|---|---|---|---|---|
1426
Match Group
MTCH
$8.7B
| $10.3M | 0.01% |
318,734
-124,822
| -28% | -$4.1M |
|
1427
Pembina Pipeline
PBA
$28.6B
| $10.3M | 0.01% |
270,104
+37,159
| +16% | +$1.43M |
|
1428
OSI Systems
OSIS
$3.81B
| $10.3M | 0.01% |
40,330
+20,604
| +104% | +$5.38M |
|
1429
CEMIG Preferred Shares
CIG
$5.49B
| $10.3M | 0.01% |
5,139,632
+651,562
| +15% | +$1.34M |
|
1430
Kosmos Energy
KOS
$1.52B
| $10.3M | 0.01% |
11,300,711
-19,075,012
| -63% | -$25.1M |
|
1431
West Fraser Timber
WFG
$5.44B
| $10.3M | 0.01% |
167,559
+26,257
| +19% | +$1.64M |
|
|
GAU
1432
Galiano Gold
GAU
$557M
| $10.2M | 0.01% |
4,026,373
+3,589,713
| +822% | +$8.88M |
|
1433
Equinor
EQNR
$97.2B
| $10.2M | 0.01% |
431,332
+44,116
| +11% | +$1.04M |
|
1434
Northwest Natural Holdings
NWN
$2.14B
| $10.2M | 0.01% |
217,791
-24,816
| -10% | -$1.16M |
|
1435
Arrow Financial
AROW
$730M
| $10.1M | 0.01% |
322,964
-1,030
| -0.3% | -$30.5K |
|
1436
City Holding Co
CHCO
$2.08B
| $10.1M | 0.01% |
84,958
+416
| +0.5% | +$50.6K |
|
1437
Tyson Foods
TSN
$20.5B
| $10.1M | 0.01% |
172,661
+86,776
| +101% | +$4.77M |
|
|
PENG
1438
Penguin Solutions Inc
PENG
$3.15B
| $10.1M | 0.01% |
517,230
-777,049
| -60% | -$16.6M |
|
1439
Knowles
KN
$3.28B
| $10.1M | 0.01% |
471,890
-486,497
| -51% | -$11.1M |
|
1440
Haleon
HLN
$42.8B
| $10.1M | 0.01% |
995,477
+95,819
| +11% | +$911K |
|
1441
Alight
ALIT
$376M
| $10M | 0.01% |
257,685
-101,626
| -28% | -$5.06M |
|
1442
Zegna
ZGN
$3.71B
| $10M | 0.01% |
980,405
+433,670
| +79% | +$4.43M |
|
1443
Griffon
GFF
$4.73B
| $10M | 0.01% |
135,740
+54,580
| +67% | +$4.06M |
|
1444
Tronox
TROX
$947M
| $9.99M | 0.01% |
2,396,610
+118,592
| +5% | +$452K |
|
1445
Aon
AON
$75.6B
| $9.98M | 0.01% |
28,291
+876
| +3% | +$306K |
|
1446
Starbucks
SBUX
$123B
| $9.98M | 0.01% |
118,514
+11,808
| +11% | +$996K |
|
1447
Everest Group
EG
$14.2B
| $9.98M | 0.01% |
29,397
-14,669
| -33% | -$4.84M |
|
1448
Avantis US Mid Cap Equity ETF
AVMC
$494M
| $9.97M | 0.01% |
141,125
+14,571
| +12% | +$1.02M |
|
|
TEF
1449
DELISTED
Telefonica
TEF
| $9.89M | 0.01% |
2,441,617
+105,602
| +5% | +$476K |
|
1450
Bridgewater Bancshares
BWB
$620M
| $9.85M | ﹤0.01% |
561,670
+46,858
| +9% | +$813K |
|
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.