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 | |
|---|---|---|---|---|---|---|
2151
Liquidity Services
LQDT
$1.35B
| $1.64M | ﹤0.01% |
54,209
-7,348
| -12% | -$197K |
|
|
BRSL
2152
Brightstar Lottery PLC
BRSL
$2.15B
| $1.64M | ﹤0.01% |
105,812
+90,753
| +603% | +$1.48M |
|
2153
Miller Industries
MLR
$643M
| $1.64M | ﹤0.01% |
43,805
+13,645
| +45% | +$531K |
|
2154
Regenxbio
RGNX
$720M
| $1.63M | ﹤0.01% |
113,134
-5,521
| -5% | -$68.8K |
|
2155
Cannae Holdings
CNNE
$675M
| $1.63M | ﹤0.01% |
103,407
-55,453
| -35% | -$944K |
|
2156
Hormel Foods
HRL
$13.4B
| $1.62M | ﹤0.01% |
68,293
-85,020
| -55% | -$1.98M |
|
2157
Tiptree Inc
TIPT
$668M
| $1.62M | ﹤0.01% |
88,524
+38,729
| +78% | +$706K |
|
2158
National Health Investors
NHI
$3.47B
| $1.61M | ﹤0.01% |
21,069
+557
| +3% | +$42.7K |
|
2159
Charles River Laboratories
CRL
$13.4B
| $1.61M | ﹤0.01% |
8,064
+2,879
| +56% | +$522K |
|
2160
State Street SPDR Bloomberg Convertible Securities ETF
CWB
$5.75B
| $1.6M | ﹤0.01% |
+17,966
| New | +$1.63M |
|
2161
Thomson Reuters
TRI
$46B
| $1.6M | ﹤0.01% |
11,947
+477
| +4% | +$69.1K |
|
2162
Montauk Renewables
MNTK
$265M
| $1.6M | ﹤0.01% |
955,111
| – | – |
|
2163
Citizens Financial Services
CZFS
$393M
| $1.59M | ﹤0.01% |
27,890
-18
| -0.1% | -$1.02K |
|
|
SEI
2164
Solaris Energy Infrastructure
SEI
$3.94B
| $1.59M | ﹤0.01% |
+34,564
| New | +$1.67M |
|
2165
Taysha Gene Therapies
TSHA
$1.92B
| $1.59M | ﹤0.01% |
288,535
+249,979
| +648% | +$1.21M |
|
2166
Planet Labs
PL
$8.82B
| $1.58M | ﹤0.01% |
80,364
-285,823
| -78% | -$4.1M |
|
2167
Fox Factory Holding Corp
FOXF
$886M
| $1.57M | ﹤0.01% |
91,819
-123,624
| -57% | -$2.36M |
|
2168
Energy Services of America
ESOA
$239M
| $1.57M | ﹤0.01% |
192,063
+27,483
| +17% | +$264K |
|
2169
Red Violet
RDVT
$1.11B
| $1.57M | ﹤0.01% |
27,505
+770
| +3% | +$41.8K |
|
|
NOAH
2170
Noah Holdings
NOAH
$588M
| $1.56M | ﹤0.01% |
155,557
+2,016
| +1% | +$21.9K |
|
2171
Zymeworks
ZYME
$1.77B
| $1.55M | ﹤0.01% |
58,832
+7,816
| +15% | +$170K |
|
2172
Kodak
KODK
$992M
| $1.55M | ﹤0.01% |
183,083
-4,264
| -2% | -$31.9K |
|
|
SVM
2173
Silvercorp Metals
SVM
$2.68B
| $1.55M | ﹤0.01% |
184,833
-392,655
| -68% | -$2.85M |
|
2174
Orthofix Medical
OFIX
$415M
| $1.54M | ﹤0.01% |
101,879
-13,438
| -12% | -$205K |
|
2175
Under Armour Class C
UA
$2.2B
| $1.54M | ﹤0.01% |
320,454
-2,452,494
| -88% | -$10.9M |
|
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.