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 | |
|---|---|---|---|---|---|---|
801
Amgen
AMGN
$226B
| $42.1M | 0.02% |
128,659
-66,974
| -34% | -$21.2M |
|
802
Seadrill
SDRL
$2.94B
| $42.1M | 0.02% |
1,216,584
+332,154
| +38% | +$10.3M |
|
|
SOBO
803
South Bow Corp
SOBO
$7.64B
| $42.1M | 0.02% |
1,529,980
+570,949
| +60% | +$15.5M |
|
804
Norwegian Cruise Line
NCLH
$8.98B
| $42M | 0.02% |
1,883,821
+140,049
| +8% | +$2.96M |
|
805
Worthington Enterprises
WOR
$2.85B
| $42M | 0.02% |
813,531
-195,040
| -19% | -$10.8M |
|
806
Globe Life
GL
$14B
| $41.9M | 0.02% |
299,831
+11,468
| +4% | +$1.55M |
|
807
Canadian Imperial Bank of Commerce
CM
$112B
| $41.9M | 0.02% |
462,128
+52,449
| +13% | +$4.5M |
|
808
Universal Technical Institute
UTI
$1.42B
| $41.7M | 0.02% |
1,597,670
+17,446
| +1% | +$494K |
|
809
Fortinet
FTNT
$121B
| $41.6M | 0.02% |
524,404
-166,520
| -24% | -$13.8M |
|
810
CF Industries
CF
$17.7B
| $41.6M | 0.02% |
537,630
-7,222
| -1% | -$594K |
|
811
Healthcare Services Group
HCSG
$1.45B
| $41.3M | 0.02% |
2,158,222
+391,621
| +22% | +$7.05M |
|
812
ACI Worldwide
ACIW
$5.42B
| $41.1M | 0.02% |
859,325
-780,998
| -48% | -$37.9M |
|
813
Repligen
RGEN
$9.45B
| $41M | 0.02% |
250,273
-2,520
| -1% | -$395K |
|
814
Ovintiv
OVV
$17.2B
| $41M | 0.02% |
1,045,991
+74,847
| +8% | +$2.9M |
|
815
GDS Holdings
GDS
$6.97B
| $41M | 0.02% |
1,173,492
+67,539
| +6% | +$2.34M |
|
816
Yum China
YUMC
$16.2B
| $40.8M | 0.02% |
854,789
+1,120
| +0.1% | +$51.3K |
|
817
XP
XP
$8.18B
| $40.8M | 0.02% |
2,490,307
+70,115
| +3% | +$1.23M |
|
818
Diebold Nixdorf
DBD
$2.45B
| $40.7M | 0.02% |
599,101
+97,282
| +19% | +$6.08M |
|
819
Petrobras
PBR
$115B
| $40.6M | 0.02% |
3,423,333
+405,063
| +13% | +$4.94M |
|
820
Antero Midstream
AM
$10.5B
| $40.5M | 0.02% |
2,277,462
-804,481
| -26% | -$14.5M |
|
821
Planet Fitness
PLNT
$3.71B
| $40.4M | 0.02% |
372,519
+129,633
| +53% | +$13.3M |
|
822
Select Water Solutions
WTTR
$2.63B
| $40.2M | 0.02% |
3,823,004
-76,599
| -2% | -$825K |
|
823
Archer Daniels Midland
ADM
$38.6B
| $40M | 0.02% |
695,158
+371,039
| +114% | +$22.2M |
|
824
iShares Core S&P 500 ETF
IVV
$910B
| $39.9M | 0.02% |
58,320
-69,330
| -54% | -$47.1M |
|
825
Northeast Bank
NBN
$1.16B
| $39.9M | 0.02% |
384,043
+163,331
| +74% | +$15.2M |
|
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.