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 | |
|---|---|---|---|---|---|---|
1026
Itron
ITRI
$4.49B
| $26.5M | 0.01% |
285,393
-134,318
| -32% | -$14.6M |
|
1027
Credit Acceptance
CACC
$6.05B
| $26.5M | 0.01% |
59,748
+30,335
| +103% | +$14.1M |
|
1028
FMC
FMC
$1.28B
| $26.5M | 0.01% |
1,909,170
-41,037
| -2% | -$782K |
|
1029
Hanmi Financial
HAFC
$956M
| $26.4M | 0.01% |
977,170
+44,274
| +5% | +$1.18M |
|
1030
Li Auto
LI
$12B
| $26.3M | 0.01% |
1,555,392
+199,776
| +15% | +$3.96M |
|
1031
Central Pacific Financial
CPF
$1B
| $26.2M | 0.01% |
840,117
+36,367
| +5% | +$1.1M |
|
1032
HF Sinclair
DINO
$15.6B
| $26.1M | 0.01% |
566,554
+316,007
| +126% | +$16.3M |
|
1033
Employers Holdings
EIG
$864M
| $26.1M | 0.01% |
603,977
-12,209
| -2% | -$498K |
|
1034
Illumina
ILMN
$29.1B
| $26.1M | 0.01% |
198,622
+156,966
| +377% | +$18.4M |
|
1035
Equinox Gold
EQX
$13.1B
| $26M | 0.01% |
1,852,405
-2,382,028
| -56% | -$30.1M |
|
1036
Hess Midstream
HESM
$5.14B
| $26M | 0.01% |
753,475
+56,847
| +8% | +$1.91M |
|
1037
Corebridge Financial
CRBG
$15.1B
| $25.9M | 0.01% |
859,042
+80,916
| +10% | +$2.49M |
|
1038
W.R. Berkley
WRB
$25.9B
| $25.8M | 0.01% |
368,310
+66,901
| +22% | +$4.93M |
|
1039
Gulfport Energy Corp
GPOR
$3.01B
| $25.8M | 0.01% |
123,934
+109,738
| +773% | +$21.9M |
|
1040
McKesson
MCK
$102B
| $25.7M | 0.01% |
31,304
+2,026
| +7% | +$1.65M |
|
1041
Halozyme
HALO
$11.6B
| $25.6M | 0.01% |
380,409
+208,853
| +122% | +$14M |
|
1042
Ingredion
INGR
$6.54B
| $25.4M | 0.01% |
230,380
-52,682
| -19% | -$5.94M |
|
1043
Southern Company
SO
$106B
| $25.3M | 0.01% |
290,212
+3,679
| +1% | +$336K |
|
1044
Avantis US Mid Cap Value ETF
AVMV
$761M
| $25.3M | 0.01% |
355,175
+48,690
| +16% | +$3.38M |
|
1045
Coursera
COUR
$1.48B
| $25.1M | 0.01% |
3,414,062
+3,085,452
| +939% | +$26.9M |
|
1046
Zoom
ZM
$30.8B
| $25.1M | 0.01% |
291,178
+57,107
| +24% | +$4.81M |
|
1047
Agilent Technologies
A
$41.9B
| $25.1M | 0.01% |
184,625
-98,429
| -35% | -$14.1M |
|
|
ARX
1048
Accelerant Holdings
ARX
$4.26B
| $25M | 0.01% |
1,528,451
+615,626
| +67% | +$8.67M |
|
1049
Metropolitan Bank Holding Corp
MCB
$1.17B
| $25M | 0.01% |
327,020
+2,029
| +0.6% | +$150K |
|
1050
Origin Bancorp
OBK
$1.67B
| $25M | 0.01% |
663,865
-13,791
| -2% | -$494K |
|
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.