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 | |
|---|---|---|---|---|---|---|
301
TKO Group
TKO
$13.4B
| $158M | 0.07% |
786,019
-198,605
| -20% | -$38.7M |
|
302
ON Semiconductor
ON
$30.1B
| $158M | 0.07% |
1,669,293
-113,257
| -6% | -$11.6M |
|
303
Ventas
VTR
$44.4B
| $158M | 0.07% |
1,774,572
-263,357
| -13% | -$22.4M |
|
304
First Bancorp
FBP
$4.13B
| $157M | 0.07% |
6,035,164
-120,484
| -2% | -$2.9M |
|
305
Hilton Worldwide
HLT
$70.7B
| $157M | 0.07% |
476,094
-360,244
| -43% | -$118M |
|
306
Signet Jewelers
SIG
$3.92B
| $157M | 0.07% |
1,819,021
+70,111
| +4% | +$6.06M |
|
307
Carnival Corporation Ltd
CCL
$30.5B
| $157M | 0.07% |
5,487,186
+2,087,926
| +61% | +$57M |
|
308
BorgWarner
BWA
$12.5B
| $157M | 0.07% |
2,357,624
+631
| +0% | +$40K |
|
309
JB Hunt Transport Services
JBHT
$21.2B
| $156M | 0.07% |
537,831
+246,164
| +84% | +$63.2M |
|
310
Element Solutions
ESI
$8.7B
| $156M | 0.07% |
3,259,073
+368,073
| +13% | +$15.3M |
|
311
Southwest Airlines
LUV
$20.9B
| $155M | 0.07% |
3,011,054
+895,701
| +42% | +$37.6M |
|
312
Mohawk Industries
MHK
$8.48B
| $155M | 0.07% |
1,275,428
+615,111
| +93% | +$64.7M |
|
313
Pinnacle West Capital
PNW
$11.1B
| $155M | 0.07% |
1,444,702
+1,296,968
| +878% | +$133M |
|
314
Ionis Pharmaceuticals
IONS
$7.4B
| $154M | 0.07% |
1,947,076
+283,273
| +17% | +$21.3M |
|
315
Northern Oil and Gas
NOG
$2.48B
| $153M | 0.07% |
8,457,296
+483,024
| +6% | +$11.4M |
|
316
Banco Bilbao Vizcaya Argentaria
BBVA
$159B
| $153M | 0.07% |
6,117,192
+1,193,220
| +24% | +$27.2M |
|
317
Sprouts Farmers Market
SFM
$5.83B
| $153M | 0.07% |
1,809,319
+1,057,220
| +141% | +$85.5M |
|
318
Comcast
CMCSA
$77.8B
| $153M | 0.07% |
6,227,549
+2,152,830
| +53% | +$55.6M |
|
319
Gold Fields
GFI
$36B
| $152M | 0.07% |
4,513,415
-101,838
| -2% | -$4.24M |
|
320
ATI
ATI
$25.3B
| $151M | 0.07% |
765,808
-303,474
| -28% | -$51.4M |
|
321
Life Time Group Holdings
LTH
$8.93B
| $151M | 0.07% |
3,693,885
-560,500
| -13% | -$17.8M |
|
322
O'Reilly Automotive
ORLY
$69.7B
| $151M | 0.07% |
1,635,906
-50,376
| -3% | -$4.6M |
|
323
Lumentum
LITE
$84.5B
| $150M | 0.07% |
175,346
+112,560
| +179% | +$100M |
|
324
FedEx
FDX
$67.7B
| $150M | 0.07% |
479,901
-151,837
| -24% | -$55.2M |
|
|
B
325
Barrick Mining
B
$70.6B
| $150M | 0.07% |
4,084,521
+321,558
| +9% | +$13.2M |
|
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.