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 | |
|---|---|---|---|---|---|---|
2026
FirstCash
FCFS
$9.14B
| $2.33M | ﹤0.01% |
14,641
+167
| +1% | +$26.3K |
|
2027
Under Armour
UAA
$2.3B
| $2.33M | ﹤0.01% |
469,014
-3,552,342
| -88% | -$16.4M |
|
2028
Hingham Institution for Saving
HIFS
$689M
| $2.33M | ﹤0.01% |
8,205
+1,089
| +15% | +$311K |
|
2029
PrimeEnergy Resources
PNRG
$316M
| $2.33M | ﹤0.01% |
13,625
-4,022
| -23% | -$647K |
|
2030
V2X
VVX
$2.55B
| $2.33M | ﹤0.01% |
42,689
+4,498
| +12% | +$253K |
|
2031
Medifast
MED
$130M
| $2.33M | ﹤0.01% |
217,822
-3,423
| -2% | -$41K |
|
2032
Compañía de Cervecerías Unidas
CCU
$2.15B
| $2.32M | ﹤0.01% |
181,764
+776
| +0.4% | +$9.81K |
|
2033
Papa John's
PZZA
$804M
| $2.31M | ﹤0.01% |
59,915
+15,234
| +34% | +$673K |
|
2034
Donnelley Financial Solutions
DFIN
$1.17B
| $2.3M | ﹤0.01% |
49,365
-13,002
| -21% | -$629K |
|
2035
Hasbro
HAS
$13.4B
| $2.3M | ﹤0.01% |
28,036
+6,609
| +31% | +$518K |
|
2036
Mercer International
MERC
$32.3M
| $2.29M | ﹤0.01% |
1,158,077
+21,322
| +2% | +$44.9K |
|
|
LX
2037
LexinFintech Holdings
LX
$236M
| $2.29M | ﹤0.01% |
701,097
+145,594
| +26% | +$598K |
|
2038
Commault Systems
CVLT
$6.26B
| $2.29M | ﹤0.01% |
18,230
+802
| +5% | +$113K |
|
2039
ICF International
ICFI
$1.6B
| $2.28M | ﹤0.01% |
26,673
-11,447
| -30% | -$972K |
|
2040
Unitil
UTL
$992M
| $2.27M | ﹤0.01% |
46,824
-1,328
| -3% | -$64.6K |
|
2041
Medallion Financial
MFIN
$257M
| $2.22M | ﹤0.01% |
216,175
| – | – |
|
2042
Philip Morris
PM
$294B
| $2.22M | ﹤0.01% |
13,863
-497,775
| -97% | -$77.1M |
|
2043
Fluence Energy
FLNC
$2.44B
| $2.22M | ﹤0.01% |
112,192
-236,925
| -68% | -$4.46M |
|
2044
Marathon Digital Holdings
MARA
$3.56B
| $2.22M | ﹤0.01% |
247,087
-4,372,799
| -95% | -$64.5M |
|
|
BKV
2045
BKV Corp
BKV
$2.84B
| $2.21M | ﹤0.01% |
81,544
+49,351
| +153% | +$1.24M |
|
2046
ADT
ADT
$5.46B
| $2.21M | ﹤0.01% |
273,393
-250,074
| -48% | -$2.08M |
|
2047
Kadant
KAI
$3.91B
| $2.2M | ﹤0.01% |
7,713
+4,916
| +176% | +$1.4M |
|
2048
Garrett Motion
GTX
$5.35B
| $2.19M | ﹤0.01% |
125,723
-5,814
| -4% | -$92.6K |
|
2049
RLI Corp
RLI
$5.87B
| $2.18M | ﹤0.01% |
34,017
-1,546
| -4% | -$97.1K |
|
2050
Roivant Sciences
ROIV
$26.2B
| $2.18M | ﹤0.01% |
100,244
+9,137
| +10% | +$180K |
|
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.