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 | |
|---|---|---|---|---|---|---|
426
Expro Ltd
XPRO
$1.83B
| $119M | 0.05% |
8,057,689
+3,573,862
| +80% | +$57.4M |
|
427
Simon Property Group
SPG
$66.3B
| $119M | 0.05% |
531,784
+94,256
| +22% | +$19.4M |
|
428
Kinross Gold
KGC
$29.7B
| $119M | 0.05% |
5,020,395
-484,212
| -9% | -$14.2M |
|
429
Par Pacific Holdings
PARR
$3.88B
| $118M | 0.05% |
2,108,900
+303,937
| +17% | +$18.1M |
|
430
UBS Group
UBS
$152B
| $118M | 0.05% |
2,381,984
+360,368
| +18% | +$16.4M |
|
431
Old Dominion Freight Line
ODFL
$35.9B
| $118M | 0.05% |
543,396
+21,325
| +4% | +$4.6M |
|
432
Terex
TEX
$6.55B
| $117M | 0.05% |
1,620,296
-1,054,153
| -39% | -$65.9M |
|
433
ESCO Technologies
ESE
$6.95B
| $117M | 0.05% |
334,828
+327,855
| +4,702% | +$103M |
|
434
Ingredion
INGR
$6.1B
| $117M | 0.05% |
1,235,783
+991,922
| +407% | +$105M |
|
435
WEC Energy
WEC
$33.1B
| $117M | 0.05% |
1,001,490
+715,070
| +250% | +$81.6M |
|
436
Astronics
ATRO
$2.98B
| $117M | 0.05% |
1,436,706
-648,382
| -31% | -$44.3M |
|
437
Valaris
VAL
$5.62B
| $117M | 0.05% |
1,607,666
-69,443
| -4% | -$6.46M |
|
438
NXP Semiconductors
NXPI
$60B
| $116M | 0.05% |
414,214
-111,804
| -21% | -$30.8M |
|
439
Novanta
NOVT
$5.44B
| $116M | 0.05% |
717,287
+24,057
| +3% | +$3.48M |
|
440
Dollar Tree
DLTR
$21.4B
| $116M | 0.05% |
959,992
+241,849
| +34% | +$25.1M |
|
441
Euronet Worldwide
EEFT
$2.45B
| $116M | 0.05% |
1,579,153
-81,207
| -5% | -$5.67M |
|
442
MongoDB
MDB
$33.1B
| $115M | 0.05% |
343,305
+75,891
| +28% | +$22.8M |
|
443
Impinj
PI
$5.45B
| $115M | 0.05% |
804,335
-13,657
| -2% | -$1.78M |
|
444
Vontier
VNT
$4.26B
| $115M | 0.05% |
3,968,907
+2,780,596
| +234% | +$88.8M |
|
445
Westamerica Bancorp
WABC
$1.4B
| $115M | 0.05% |
1,958,072
+51,202
| +3% | +$2.83M |
|
446
MSCI
MSCI
$40.1B
| $115M | 0.05% |
204,785
-105,963
| -34% | -$61.8M |
|
447
American Healthcare REIT
AHR
$11.3B
| $115M | 0.05% |
2,196,829
+150,809
| +7% | +$7.41M |
|
448
Brink's
BCO
$4.4B
| $114M | 0.05% |
1,205,896
+140,538
| +13% | +$14.6M |
|
449
Vulcan Materials
VMC
$31.7B
| $114M | 0.05% |
386,074
+15,954
| +4% | +$4.57M |
|
450
Donaldson
DCI
$10.1B
| $114M | 0.05% |
1,267,162
-386,692
| -23% | -$33.3M |
|
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.