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 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
201
Spire
SR
$4.85B
| $189M | 0.1% |
2,092,139
-157,613
| -7% | -$13.8M |
|
202
Goldman Sachs
GS
$303B
| $189M | 0.1% |
223,579
+475
| +0.2% | +$424K |
|
203
NOV
NOV
$7B
| $188M | 0.1% |
10,007,860
+1,391,415
| +16% | +$26.1M |
|
204
Deere & Co
DE
$168B
| $188M | 0.1% |
333,501
+55,461
| +20% | +$31.3M |
|
205
Procter & Gamble
PG
$339B
| $188M | 0.1% |
1,299,590
-8,203
| -0.6% | -$1.24M |
|
206
Weatherford International
WFRD
$6.22B
| $187M | 0.1% |
1,974,453
+309,542
| +19% | +$29.1M |
|
207
Fastenal
FAST
$59.5B
| $186M | 0.1% |
4,008,256
-41,345
| -1% | -$1.86M |
|
208
General Motors
GM
$76.8B
| $186M | 0.1% |
2,492,165
+121,019
| +5% | +$9.62M |
|
209
Atmos Energy
ATO
$28.8B
| $185M | 0.1% |
1,002,458
-37,543
| -4% | -$6.63M |
|
210
DexCom
DXCM
$32B
| $185M | 0.1% |
2,945,010
+709,752
| +32% | +$49.4M |
|
211
SLB Ltd
SLB
$75B
| $185M | 0.1% |
3,596,293
+1,260,756
| +54% | +$61.2M |
|
212
Ryder
R
$10.1B
| $184M | 0.09% |
899,225
+13,010
| +1% | +$2.63M |
|
213
Equinix
EQIX
$103B
| $183M | 0.09% |
186,720
+22,788
| +14% | +$20.3M |
|
|
AL
214
DELISTED
Air Lease Corp
AL
| $182M | 0.09% |
2,803,885
-123,525
| -4% | -$7.98M |
|
215
Alaska Air
ALK
$5.58B
| $182M | 0.09% |
4,938,746
+607,182
| +14% | +$29.3M |
|
216
Shell
SHEL
$245B
| $181M | 0.09% |
1,945,166
+380,935
| +24% | +$30.8M |
|
217
Viking Holdings
VIK
$47.2B
| $179M | 0.09% |
2,442,147
+1,319,998
| +118% | +$96.4M |
|
218
Patterson-UTI
PTEN
$3.76B
| $178M | 0.09% |
16,406,052
+669,812
| +4% | +$5.73M |
|
219
Arista Networks
ANET
$238B
| $177M | 0.09% |
1,440,895
-906,317
| -39% | -$121M |
|
220
Skywest
SKYW
$4.34B
| $177M | 0.09% |
1,925,587
+217,829
| +13% | +$21.5M |
|
221
TotalEnergies
TTE
$190B
| $175M | 0.09% |
1,925,744
-49,511
| -3% | -$3.78M |
|
222
Pultegroup
PHM
$25.3B
| $175M | 0.09% |
1,488,935
-37,158
| -2% | -$4.76M |
|
|
223
Coeur Mining
CDE
$17.9B
| $175M | 0.09% |
9,342,355
+7,980,681
| +586% | +$174M |
|
224
CNX Resources
CNX
$5.2B
| $174M | 0.09% |
4,515,973
+901,958
| +25% | +$35.2M |
|
225
Hanover Insurance
THG
$7.98B
| $174M | 0.09% |
1,002,527
+292,829
| +41% | +$50.9M |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q1 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.