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 | |
|---|---|---|---|---|---|---|
426
Terex
TEX
$7.57B
| $96.2M | 0.05% |
1,802,680
+171,960
| +11% | +$8.68M |
|
427
Patterson-UTI
PTEN
$4.16B
| $96.1M | 0.05% |
15,736,240
+136,946
| +0.9% | +$818K |
|
428
Motorola Solutions
MSI
$77B
| $95.9M | 0.05% |
250,288
-9,267
| -4% | -$3.72M |
|
429
KKR & Co
KKR
$103B
| $95.9M | 0.05% |
752,259
-808
| -0.1% | -$101K |
|
430
Masco
MAS
$14.7B
| $95.8M | 0.05% |
1,509,901
+454,539
| +43% | +$29.5M |
|
431
Astronics
ATRO
$4.57B
| $95.7M | 0.05% |
2,117,082
+1,470,275
| +227% | +$61.6M |
|
432
American Water Works
AWK
$27.1B
| $95.7M | 0.05% |
733,254
-115,450
| -14% | -$15.4M |
|
|
TPC
433
Tutor Perini Cor
TPC
$4.98B
| $95.5M | 0.05% |
1,425,052
+245,672
| +21% | +$16.1M |
|
434
ADMA Biologics
ADMA
$2.11B
| $94.8M | 0.05% |
5,198,379
+502,456
| +11% | +$8.47M |
|
435
International Seaways
INSW
$4.71B
| $94.4M | 0.05% |
1,944,701
-50,277
| -3% | -$2.49M |
|
436
Dollar Tree
DLTR
$24.9B
| $94.2M | 0.05% |
766,098
+10,240
| +1% | +$1.1M |
|
437
Klaviyo
KVYO
$5.47B
| $94M | 0.05% |
2,895,304
+776,327
| +37% | +$21.7M |
|
438
Genworth Financial
GNW
$3.77B
| $93.8M | 0.05% |
10,389,438
+821,904
| +9% | +$7.16M |
|
439
Terreno Realty
TRNO
$7.5B
| $93.7M | 0.05% |
1,595,787
-193,549
| -11% | -$11.7M |
|
440
Popular Inc
BPOP
$11.3B
| $93.4M | 0.05% |
750,056
-146,520
| -16% | -$17.3M |
|
441
Boot Barn
BOOT
$4.92B
| $93.1M | 0.05% |
527,809
+22,031
| +4% | +$4.11M |
|
|
OPLN
442
Openlane
OPLN
$4.33B
| $93M | 0.05% |
3,121,656
+144,459
| +5% | +$3.91M |
|
|
CNR
443
Core Natural Resources Inc
CNR
$4.64B
| $92.7M | 0.05% |
1,046,817
-141,616
| -12% | -$12.1M |
|
444
HCA Healthcare
HCA
$89.1B
| $92.6M | 0.05% |
198,386
+50,847
| +34% | +$23.6M |
|
445
National Vision
EYE
$1.51B
| $92.4M | 0.05% |
3,580,367
-811,477
| -18% | -$21.8M |
|
446
Eldorado Gold
EGO
$10B
| $92.4M | 0.05% |
2,570,523
+1,005,182
| +64% | +$30.1M |
|
|
TTAM
447
Titan America SA
TTAM
$2.9B
| $91.9M | 0.05% |
5,577,157
-50,350
| -0.9% | -$788K |
|
448
Infosys
INFY
$50.3B
| $91.2M | 0.05% |
5,120,002
+431,223
| +9% | +$7.46M |
|
|
AXON
449
Axon Enterprise
AXON
$50B
| $91M | 0.05% |
160,282
-1,511
| -0.9% | -$938K |
|
450
Texas Instruments
TXN
$250B
| $91M | 0.05% |
524,243
-241,296
| -32% | -$41.3M |
|
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.