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 | |
|---|---|---|---|---|---|---|
301
CNX Resources
CNX
$5.24B
| $133M | 0.07% |
3,614,015
+377,574
| +12% | +$13.5M |
|
302
MGIC Investment
MTG
$6.28B
| $133M | 0.07% |
4,544,747
+1,463,428
| +47% | +$41.1M |
|
303
Citigroup
C
$232B
| $133M | 0.07% |
1,137,433
+286
| +0% | +$29.7K |
|
304
Public Storage
PSA
$61B
| $133M | 0.07% |
511,332
-48,452
| -9% | -$13.6M |
|
305
Cognizant
CTSH
$26.1B
| $133M | 0.07% |
1,598,565
-159,696
| -9% | -$11.9M |
|
306
Barclays
BCS
$94.5B
| $132M | 0.07% |
5,199,845
+358,777
| +7% | +$7.95M |
|
307
NorthWestern Energy
NWE
$4.38B
| $132M | 0.07% |
2,039,629
-929,187
| -31% | -$58.8M |
|
308
Centrus Energy
LEU
$3.69B
| $132M | 0.07% |
541,870
+99,609
| +23% | +$30.1M |
|
309
Primoris Services
PRIM
$4.35B
| $131M | 0.07% |
1,059,112
+39,256
| +4% | +$5.13M |
|
310
Murphy Oil
MUR
$4.98B
| $131M | 0.07% |
4,206,576
+469,761
| +13% | +$14.1M |
|
311
Parker-Hannifin
PH
$133B
| $131M | 0.07% |
149,294
+8,688
| +6% | +$7.11M |
|
312
Donaldson
DCI
$11.1B
| $131M | 0.07% |
1,478,953
-18,993
| -1% | -$1.65M |
|
313
Ford
F
$55.4B
| $131M | 0.07% |
9,973,266
+647,236
| +7% | +$8.34M |
|
314
Weatherford International
WFRD
$6.61B
| $130M | 0.07% |
1,664,911
+499,158
| +43% | +$36.2M |
|
315
Hanover Insurance
THG
$7.72B
| $130M | 0.07% |
709,698
+145,246
| +26% | +$26.1M |
|
316
Deere & Co
DE
$165B
| $129M | 0.07% |
278,040
-158,156
| -36% | -$74.2M |
|
317
Amdocs
DOX
$6.11B
| $129M | 0.07% |
1,607,806
-41,271
| -3% | -$3.32M |
|
318
Southwest Airlines
LUV
$22.2B
| $129M | 0.07% |
3,126,879
-1,298,460
| -29% | -$45.4M |
|
319
TotalEnergies
TTE
$193B
| $129M | 0.06% |
1,975,255
+203,327
| +11% | +$12.9M |
|
320
Brink's
BCO
$4.68B
| $129M | 0.06% |
1,106,443
-101,610
| -8% | -$11.6M |
|
321
O'Reilly Automotive
ORLY
$74.8B
| $129M | 0.06% |
1,411,145
+485,551
| +52% | +$47.4M |
|
322
Lattice Semiconductor
LSCC
$18.4B
| $128M | 0.06% |
1,745,883
+407,511
| +30% | +$29M |
|
323
Hudbay
HBM
$11.8B
| $128M | 0.06% |
6,455,534
+813,261
| +14% | +$13.8M |
|
324
Ionis Pharmaceuticals
IONS
$9.28B
| $128M | 0.06% |
1,617,106
+244,881
| +18% | +$18.4M |
|
325
NetEase
NTES
$78.1B
| $128M | 0.06% |
927,633
+124,254
| +15% | +$17.6M |
|
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.