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 | |
|---|---|---|---|---|---|---|
701
Fortive
FTV
$18.7B
| $53.4M | 0.03% |
967,087
+95,862
| +11% | +$4.97M |
|
702
Verra Mobility
VRRM
$731M
| $53.4M | 0.03% |
2,382,436
+114,117
| +5% | +$2.61M |
|
703
State Street
STT
$52.2B
| $52.9M | 0.03% |
409,888
-14,782
| -3% | -$1.77M |
|
704
Federal Agricultural Mortgage
AGM
$2.51B
| $52.7M | 0.03% |
300,246
+11,545
| +4% | +$1.94M |
|
705
Capital One
COF
$137B
| $52.5M | 0.03% |
216,723
-5,829
| -3% | -$1.3M |
|
706
MarineMax
HZO
$1.15B
| $52.5M | 0.03% |
2,165,158
-178,529
| -8% | -$4.41M |
|
707
Advanced Micro Devices
AMD
$789B
| $52.4M | 0.03% |
244,612
+35,849
| +17% | +$8.05M |
|
708
BWX Technologies
BWXT
$15.6B
| $52.2M | 0.03% |
302,032
-269,416
| -47% | -$50.5M |
|
|
BOW
709
Bowhead Specialty Holdings
BOW
$1.1B
| $52.2M | 0.03% |
1,827,525
+415,117
| +29% | +$11M |
|
710
Itaú Unibanco
ITUB
$80.9B
| $52.1M | 0.03% |
7,273,623
+852,148
| +13% | +$6.06M |
|
711
Lennar Class A
LEN
$21.1B
| $51.9M | 0.03% |
504,675
+103,951
| +26% | +$12.6M |
|
712
Broadridge
BR
$19.6B
| $51.9M | 0.03% |
232,461
+29,389
| +14% | +$6.7M |
|
713
Bank of Hawaii
BOH
$3.15B
| $51.9M | 0.03% |
758,652
+103,013
| +16% | +$6.79M |
|
714
Honeywell
HON
$74.2B
| $51.3M | 0.03% |
263,168
+39,377
| +18% | +$7.7M |
|
715
Comstock Resources
CRK
$3.99B
| $51.3M | 0.03% |
2,212,615
+29,545
| +1% | +$651K |
|
716
Lantheus
LNTH
$6.59B
| $51.2M | 0.03% |
769,030
+47,608
| +7% | +$2.77M |
|
717
WEC Energy
WEC
$35.9B
| $51.1M | 0.03% |
484,168
-15,318
| -3% | -$1.7M |
|
|
DMC
718
Del Monte Corp
DMC
$1.44B
| $51M | 0.03% |
1,432,518
+73,163
| +5% | +$2.61M |
|
719
Selective Insurance
SIGI
$5.59B
| $51M | 0.03% |
609,971
+308,006
| +102% | +$24.7M |
|
720
Enterprise Financial Services Corp
EFSC
$2.4B
| $50.6M | 0.03% |
936,856
+17,025
| +2% | +$935K |
|
721
NVR
NVR
$17B
| $50.4M | 0.03% |
6,917
+547
| +9% | +$4.09M |
|
722
G-III Apparel Group
GIII
$1.43B
| $50.4M | 0.03% |
1,738,838
+8,622
| +0.5% | +$246K |
|
723
Banc of California
BANC
$3.11B
| $50.3M | 0.03% |
2,608,644
+606,928
| +30% | +$10.9M |
|
724
Viatris
VTRS
$18.4B
| $50.2M | 0.03% |
4,032,794
+734,284
| +22% | +$7.92M |
|
725
Sony
SONY
$138B
| $50.1M | 0.03% |
1,957,039
-187,952
| -9% | -$5.28M |
|
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.