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 | |
|---|---|---|---|---|---|---|
1101
Gildan
GIL
$10.6B
| $22.8M | 0.01% |
364,062
+129,205
| +55% | +$7.68M |
|
|
MRP
1102
Millrose Properties Inc
MRP
$5.02B
| $22.7M | 0.01% |
760,997
+240,797
| +46% | +$7.55M |
|
1103
D.R. Horton
DHI
$40.8B
| $22.7M | 0.01% |
157,654
-157,187
| -50% | -$23.9M |
|
1104
Greif
GEF
$5.03B
| $22.7M | 0.01% |
334,968
+262,958
| +365% | +$16.5M |
|
1105
Neurocrine Biosciences
NBIX
$15.9B
| $22.5M | 0.01% |
158,485
+19,572
| +14% | +$2.84M |
|
1106
Patrick Industries
PATK
$2.79B
| $22.4M | 0.01% |
207,035
-280,499
| -58% | -$29.4M |
|
1107
KB Home
KBH
$3.42B
| $22.4M | 0.01% |
397,404
+86,711
| +28% | +$5.33M |
|
|
TRST
1108
Trustco Bank Corp NY
TRST
$963M
| $22.4M | 0.01% |
540,957
+26,720
| +5% | +$1.07M |
|
1109
ORIX
IX
$44.1B
| $22.3M | 0.01% |
762,050
+122,745
| +19% | +$3.25M |
|
1110
Lyft
LYFT
$6.48B
| $22.2M | 0.01% |
1,148,662
-423,064
| -27% | -$8.79M |
|
1111
Praxis Precision Medicines
PRAX
$10.3B
| $22.2M | 0.01% |
75,366
+60,098
| +394% | +$11.2M |
|
1112
Tencent Music
TME
$14.2B
| $22.2M | 0.01% |
1,266,361
+147,280
| +13% | +$2.99M |
|
|
KLC
1113
KinderCare Learning Companies
KLC
$550M
| $22.1M | 0.01% |
5,115,954
+694,250
| +16% | +$3.5M |
|
1114
Camden Property Trust
CPT
$10.9B
| $22.1M | 0.01% |
200,528
+5,040
| +3% | +$524K |
|
1115
Brookfield Infrastructure
BIPC
$4.93B
| $22M | 0.01% |
485,130
+205,865
| +74% | +$9.32M |
|
1116
Leidos
LDOS
$17.6B
| $22M | 0.01% |
122,075
-25,830
| -17% | -$4.89M |
|
1117
Mattel
MAT
$4.19B
| $22M | 0.01% |
1,109,925
-38,045
| -3% | -$735K |
|
|
DOO
1118
Bombardier Recreational Products
DOO
$4.69B
| $22M | 0.01% |
311,227
+76,783
| +33% | +$5.23M |
|
1119
Corning
GLW
$137B
| $22M | 0.01% |
250,801
+15,260
| +6% | +$1.31M |
|
1120
Toll Brothers
TOL
$13.9B
| $21.9M | 0.01% |
162,113
-45,694
| -22% | -$6.2M |
|
|
SNDK
1121
Sandisk
SNDK
$223B
| $21.9M | 0.01% |
92,345
+20,436
| +28% | +$4.09M |
|
1122
RPC Inc
RES
$1.4B
| $21.9M | 0.01% |
4,022,298
+62,108
| +2% | +$323K |
|
1123
Independent Bank Corp
IBCP
$854M
| $21.9M | 0.01% |
672,108
+28,568
| +4% | +$918K |
|
|
LIF
1124
Life360
LIF
$4.09B
| $21.8M | 0.01% |
340,527
-79,344
| -19% | -$6.59M |
|
|
OPRA
1125
Opera Ltd
OPRA
$1.8B
| $21.8M | 0.01% |
1,541,487
+966,982
| +168% | +$14.3M |
|
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.