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 | |
|---|---|---|---|---|---|---|
1176
Worthington Enterprises
WOR
$3.05B
| $25.1M | 0.01% |
467,501
-199,225
| -30% | -$11.1M |
|
1177
Lamb Weston
LW
$5.99B
| $25.1M | 0.01% |
581,521
+115,419
| +25% | +$4.98M |
|
1178
Elevance Health
ELV
$85.9B
| $25.1M | 0.01% |
64,919
+12,249
| +23% | +$4.54M |
|
|
CBC
1179
Central Bancompany Inc
CBC
$7.68B
| $25M | 0.01% |
823,457
-405,094
| -33% | -$11M |
|
1180
Aflac
AFL
$57B
| $25M | 0.01% |
212,833
+27,600
| +15% | +$3.18M |
|
|
CURB
1181
Curbline Properties
CURB
$3.27B
| $24.8M | 0.01% |
816,518
+677,478
| +487% | +$19.3M |
|
1182
Kforce
KFRC
$923M
| $24.8M | 0.01% |
528,854
+254,039
| +92% | +$10.4M |
|
1183
RPC Inc
RES
$1.29B
| $24.8M | 0.01% |
4,250,776
+89,667
| +2% | +$625K |
|
1184
Ferrari
RACE
$72.2B
| $24.8M | 0.01% |
66,554
-1,498
| -2% | -$521K |
|
1185
International Paper
IP
$18.5B
| $24.7M | 0.01% |
647,665
+152,386
| +31% | +$5.22M |
|
1186
Biogen
BIIB
$33.6B
| $24.7M | 0.01% |
114,152
+9,369
| +9% | +$1.79M |
|
1187
Orrstown Financial Services
ORRF
$822M
| $24.6M | 0.01% |
602,129
+105,044
| +21% | +$3.96M |
|
1188
Saic
SAIC
$5.56B
| $24.6M | 0.01% |
222,644
-179,876
| -45% | -$18.2M |
|
1189
VeriSign
VRSN
$26B
| $24.5M | 0.01% |
97,447
+52,930
| +119% | +$14.7M |
|
1190
Zoom
ZM
$26.2B
| $24.5M | 0.01% |
283,960
+12,607
| +5% | +$1.19M |
|
|
AAUC
1191
Allied Gold Corp
AAUC
$3.11B
| $24.5M | 0.01% |
1,028,649
-1,287
| -0.1% | -$36.4K |
|
1192
Sociedad Química y Minera de Chile
SQM
$19.1B
| $24.4M | 0.01% |
328,910
+24,719
| +8% | +$2.07M |
|
1193
Sony
SONY
$138B
| $24.3M | 0.01% |
1,213,565
-113,343
| -9% | -$2.39M |
|
1194
First Majestic Silver
AG
$9.37B
| $24.3M | 0.01% |
1,434,437
+975,482
| +213% | +$19.3M |
|
1195
Virtu Financial
VIRT
$4.72B
| $24.3M | 0.01% |
408,256
+360,654
| +758% | +$19M |
|
1196
Ardmore Shipping
ASC
$729M
| $24.3M | 0.01% |
1,735,498
+28,971
| +2% | +$491K |
|
|
KLC
1197
KinderCare Learning Companies
KLC
$251M
| $24.3M | 0.01% |
5,711,103
+573,432
| +11% | +$2.12M |
|
1198
OneWater Marine
ONEW
$165M
| $24.3M | 0.01% |
2,153,219
-181,449
| -8% | -$1.95M |
|
1199
IDT Corp
IDT
$1.68B
| $24.3M | 0.01% |
416,982
+323,377
| +345% | +$17.1M |
|
1200
TriCo Bancshares
TCBK
$1.67B
| $24.1M | 0.01% |
448,215
-5,809
| -1% | -$294K |
|
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.