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 | |
|---|---|---|---|---|---|---|
401
Kirby Corp
KEX
$6.8B
| $127M | 0.06% |
936,109
+7,408
| +0.8% | +$1.06M |
|
402
Home BancShares
HOMB
$5.84B
| $127M | 0.06% |
4,451,894
-207,940
| -4% | -$5.65M |
|
403
S&P Global
SPGI
$119B
| $127M | 0.06% |
311,519
-201,300
| -39% | -$85M |
|
404
Enovis
ENOV
$1.06B
| $126M | 0.06% |
6,106,561
+1,337,640
| +28% | +$31.5M |
|
405
Blue Bird Corp
BLBD
$1.84B
| $126M | 0.06% |
1,596,312
-164,339
| -9% | -$11.2M |
|
406
Helmerich & Payne
HP
$3.85B
| $126M | 0.06% |
3,847,788
+142,345
| +4% | +$5.33M |
|
407
Toronto Dominion Bank
TD
$198B
| $126M | 0.06% |
1,034,827
+371,375
| +56% | +$40.6M |
|
408
Riot Platforms
RIOT
$8.63B
| $126M | 0.06% |
4,583,733
+2,435,461
| +113% | +$54.9M |
|
409
NMI Holdings
NMIH
$3.1B
| $125M | 0.06% |
3,046,624
+326,477
| +12% | +$12.5M |
|
410
VF Corp
VFC
$5.56B
| $125M | 0.06% |
7,491,079
+3,041,437
| +68% | +$54.4M |
|
411
Texas Capital Bancshares
TCBI
$4.17B
| $124M | 0.05% |
1,202,117
+326,450
| +37% | +$32.7M |
|
412
Arm
ARM
$331B
| $124M | 0.05% |
348,989
+155,608
| +80% | +$41.4M |
|
|
INGM
413
Ingram Micro Holding
INGM
$6.21B
| $123M | 0.05% |
4,500,181
+2,398,897
| +114% | +$67.4M |
|
414
Cathay General Bancorp
CATY
$4.1B
| $123M | 0.05% |
1,990,108
+383,222
| +24% | +$21.7M |
|
415
Dutch Bros
BROS
$5.23B
| $123M | 0.05% |
1,716,097
+388,723
| +29% | +$22.3M |
|
416
Prudential Financial
PRU
$41.2B
| $123M | 0.05% |
1,138,427
+305,738
| +37% | +$31.1M |
|
417
Zscaler
ZS
$31.5B
| $122M | 0.05% |
866,494
-1,517,931
| -64% | -$212M |
|
418
Halliburton
HAL
$27.3B
| $122M | 0.05% |
3,600,203
+770,055
| +27% | +$30.1M |
|
419
GE HealthCare
GEHC
$30.1B
| $122M | 0.05% |
1,905,928
+28,395
| +2% | +$1.87M |
|
420
SiTime
SITM
$19.9B
| $121M | 0.05% |
162,910
-58,286
| -26% | -$36.8M |
|
421
KB Financial Group
KB
$44.7B
| $121M | 0.05% |
1,156,398
+116,073
| +11% | +$12.3M |
|
422
NextEra Energy
NEE
$159B
| $121M | 0.05% |
1,381,900
-115,614
| -8% | -$10.5M |
|
423
Toro Company
TTC
$9.2B
| $120M | 0.05% |
1,235,937
+5,872
| +0.5% | +$546K |
|
424
Boyd Gaming
BYD
$5.18B
| $120M | 0.05% |
1,363,047
+504,193
| +59% | +$42.9M |
|
425
Cameco
CCJ
$38.4B
| $120M | 0.05% |
1,179,319
+338,496
| +40% | +$38M |
|
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.