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 |
Ciena
CIEN
|
+$671M |
| 2 |
Advanced Micro Devices
AMD
|
+$638M |
| 3 |
Eli Lilly
LLY
|
+$520M |
| 4 |
Corning
GLW
|
+$389M |
| 5 |
Cadence Design Systems
CDNS
|
+$371M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$1.74B |
| 2 |
Analog Devices
ADI
|
+$697M |
| 3 |
Broadcom
AVGO
|
+$679M |
| 4 |
Microsoft
MSFT
|
+$663M |
| 5 |
Costco
COST
|
+$357M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.76% |
| 2 | Financials | 14.09% |
| 3 | Industrials | 11.46% |
| 4 | Consumer Discretionary | 11.11% |
| 5 | Healthcare | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
VMRK
176
Vivmark Residential
VMRK
$47.6B
| $230M | 0.1% |
3,390,542
+559,533
| +20% | +$36.2M |
|
177
Alibaba
BABA
$273B
| $230M | 0.1% |
2,392,112
-341,121
| -12% | -$42.7M |
|
178
Canadian Pacific Kansas City
CP
$76.4B
| $230M | 0.1% |
2,648,571
+1,218,476
| +85% | +$104M |
|
179
BrightSpring Health Services
BTSG
$11.2B
| $230M | 0.1% |
+3,291,039
| New | +$183M |
|
180
SLB Ltd
SLB
$76.5B
| $227M | 0.1% |
4,889,549
+1,293,256
| +36% | +$69.3M |
|
181
Burlington
BURL
$16B
| $227M | 0.1% |
716,826
+89,989
| +14% | +$29M |
|
182
Arista Networks
ANET
$261B
| $227M | 0.1% |
1,334,795
-106,100
| -7% | -$16.7M |
|
183
Ryder
R
$9.03B
| $227M | 0.1% |
858,989
-40,236
| -4% | -$9.83M |
|
184
Chubb
CB
$129B
| $226M | 0.1% |
663,120
+573,297
| +638% | +$187M |
|
185
The Bancorp
TBBK
$2.06B
| $225M | 0.1% |
3,589,894
+940,857
| +36% | +$53.9M |
|
186
Pricesmart
PSMT
$5.39B
| $224M | 0.1% |
1,148,225
-304,887
| -21% | -$50.8M |
|
187
Evergy
EVRG
$18B
| $224M | 0.1% |
2,592,493
-217,633
| -8% | -$18M |
|
188
Skywest
SKYW
$3.97B
| $224M | 0.1% |
2,252,482
+326,895
| +17% | +$29.1M |
|
189
PACCAR
PCAR
$58.6B
| $223M | 0.1% |
1,854,920
-195,799
| -10% | -$23.1M |
|
190
Ross Stores
ROST
$75.4B
| $222M | 0.1% |
1,043,187
+142,489
| +16% | +$32.1M |
|
191
Kodiak Gas Services
KGS
$5.35B
| $222M | 0.1% |
2,949,348
+502,308
| +21% | +$34.2M |
|
192
ArcBest
ARCB
$2.8B
| $221M | 0.1% |
1,542,815
+160,701
| +12% | +$20.9M |
|
193
Reddit
RDDT
$28.8B
| $220M | 0.1% |
1,267,201
+823,336
| +185% | +$132M |
|
194
Pultegroup
PHM
$22.8B
| $220M | 0.1% |
1,602,144
+113,209
| +8% | +$13.7M |
|
195
Rush Enterprises Class A
RUSHA
$5.6B
| $220M | 0.1% |
4,515,754
+1,206,045
| +36% | +$56.7M |
|
196
Chord Energy
CHRD
$7.45B
| $219M | 0.1% |
1,917,213
+240,422
| +14% | +$32.6M |
|
197
Selective Insurance
SIGI
$5.13B
| $216M | 0.1% |
2,228,969
+961,697
| +76% | +$83.1M |
|
198
Visteon
VC
$2.41B
| $216M | 0.1% |
2,178,685
-61,516
| -3% | -$6.72M |
|
199
American Tower
AMT
$78.8B
| $210M | 0.09% |
1,284,437
-64,910
| -5% | -$11.7M |
|
200
Quanta Services
PWR
$97.6B
| $210M | 0.09% |
291,356
-137,508
| -32% | -$94M |
|
Similar funds
American Century Companies's Q2 2026 Portfolio in Review
As of Q2 2026, American Century Companies held 3,021 positions worth $226B, up 16% from $194B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
American Century Companies's Q2 2026 filing shows 193 new, 1,743 increased, 891 reduced and 137 closed positions. Its largest new stake was OceanaGold Corp: 6,764,717 shares worth $170M. The largest sale was Apple, an estimated $1.74B.
By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 25% a quarter earlier, followed by Financials and Industrials.
- American Century Companies's largest Q2 2026 buy was OceanaGold Corp: 6,764,717 shares worth $170M.
- American Century Companies added most to Ciena in Q2 2026, an estimated $671M increase.
- American Century Companies's biggest Q2 2026 reduction was Apple, cutting an estimated $1.74B.
- American Century Companies fully exited Air Lease Corp in Q2 2026, selling an estimated $182M.
- American Century Companies's ten largest holdings make up 22% of its $226B portfolio in Q2 2026.
- American Century Companies opened 193 new positions and closed 137 in Q2 2026.
- American Century Companies's portfolio value rose 16% quarter-over-quarter to $226B.
Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.