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 | |
|---|---|---|---|---|---|---|
|
SLDE
776
Slide Insurance Holdings
SLDE
$2.52B
| $43.8M | 0.02% |
2,250,160
+112,005
| +5% | +$1.87M |
|
777
Ferguson
FERG
$48B
| $43.7M | 0.02% |
196,155
-31,029
| -14% | -$7.41M |
|
778
Cemex
CX
$16B
| $43.6M | 0.02% |
3,793,011
+231,223
| +6% | +$2.39M |
|
779
Vipshop
VIPS
$6.8B
| $43.6M | 0.02% |
2,462,848
+265,014
| +12% | +$5.1M |
|
780
Deutsche Bank
DB
$72.1B
| $43.6M | 0.02% |
1,129,857
-43,229
| -4% | -$1.56M |
|
781
Birkenstock
BIRK
$7.54B
| $43.3M | 0.02% |
1,058,760
+733,039
| +225% | +$31M |
|
782
Lennox International
LII
$14.5B
| $43.2M | 0.02% |
88,871
-6,322
| -7% | -$3.17M |
|
783
Fox Class A
FOXA
$27.5B
| $43.2M | 0.02% |
590,540
+179,548
| +44% | +$11.7M |
|
784
Alamo Group
ALG
$1.99B
| $43M | 0.02% |
256,389
+26,038
| +11% | +$4.53M |
|
785
East-West Bancorp
EWBC
$18.6B
| $43M | 0.02% |
382,895
+3,622
| +1% | +$384K |
|
786
Saic
SAIC
$5.35B
| $43M | 0.02% |
426,789
+3,197
| +0.8% | +$305K |
|
787
Payoneer
PAYO
$2.42B
| $42.9M | 0.02% |
7,640,519
+313,694
| +4% | +$1.81M |
|
788
EnerSys
ENS
$7.2B
| $42.9M | 0.02% |
292,313
+126,240
| +76% | +$16.9M |
|
789
GFL Environmental
GFL
$15B
| $42.9M | 0.02% |
998,064
-5,025,075
| -83% | -$224M |
|
790
FNB Corp
FNB
$6.88B
| $42.8M | 0.02% |
2,503,815
-5,985,954
| -71% | -$97.8M |
|
791
APA Corp
APA
$14B
| $42.7M | 0.02% |
1,743,978
+504,581
| +41% | +$12.2M |
|
792
Canadian Natural Resources
CNQ
$98.1B
| $42.6M | 0.02% |
1,258,934
+161,461
| +15% | +$5.24M |
|
793
Chemours
CC
$2.3B
| $42.6M | 0.02% |
3,615,874
+1,237,283
| +52% | +$15.9M |
|
794
Arcutis Biotherapeutics
ARQT
$3.25B
| $42.6M | 0.02% |
1,467,176
-195,294
| -12% | -$5M |
|
795
Atour Lifestyle Holdings
ATAT
$4.5B
| $42.5M | 0.02% |
1,079,834
+713,403
| +195% | +$28M |
|
|
ARIS
796
Aris Mining
ARIS
$3.59B
| $42.4M | 0.02% |
2,616,471
-159,977
| -6% | -$1.97M |
|
797
Banner Corp
BANR
$2.5B
| $42.3M | 0.02% |
675,721
-6,684
| -1% | -$422K |
|
798
AvalonBay Communities
AVB
$26.3B
| $42.3M | 0.02% |
233,365
-9,951
| -4% | -$1.81M |
|
799
CACI
CACI
$14.8B
| $42.2M | 0.02% |
79,292
-799
| -1% | -$452K |
|
800
Horace Mann Educators
HMN
$2.1B
| $42.2M | 0.02% |
913,910
+84,534
| +10% | +$3.83M |
|
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.