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 | |
|---|---|---|---|---|---|---|
601
Suncor Energy
SU
$79.8B
| $82.1M | 0.04% |
1,526,142
+277,301
| +22% | +$17.6M |
|
602
Arrow Electronics
ARW
$11.9B
| $81.4M | 0.04% |
381,192
-244,896
| -39% | -$48.9M |
|
603
Mercury Systems
MRCY
$5B
| $81.3M | 0.04% |
664,960
+82,065
| +14% | +$7.82M |
|
|
DOCU
604
DocuSign
DOCU
$12.6B
| $81.3M | 0.04% |
1,830,932
-157,651
| -8% | -$7.39M |
|
605
Insmed
INSM
$25.7B
| $81M | 0.04% |
759,735
-166,064
| -18% | -$20.1M |
|
606
Kulicke & Soffa
KLIC
$4.77B
| $80.8M | 0.04% |
604,313
-485,790
| -45% | -$47.6M |
|
607
CDW
CDW
$16.9B
| $80.8M | 0.04% |
574,426
+16,704
| +3% | +$2.1M |
|
|
OMDA
608
Omada Health Inc
OMDA
$1.2B
| $80.7M | 0.04% |
3,678,676
+1,222,367
| +50% | +$19.5M |
|
609
Bristol-Myers Squibb
BMY
$128B
| $80.7M | 0.04% |
1,400,478
-213,910
| -13% | -$12.3M |
|
610
Huntsman Corp
HUN
$1.56B
| $80.7M | 0.04% |
7,594,395
+3,341,528
| +79% | +$46M |
|
|
VSNT
611
Versant Media Group
VSNT
$4.56B
| $80.6M | 0.04% |
2,237,611
+1,500,643
| +204% | +$60.3M |
|
612
Envista
NVST
$3.85B
| $80.4M | 0.04% |
3,052,519
-149,107
| -5% | -$3.76M |
|
613
Talos Energy
TALO
$2.75B
| $80.4M | 0.04% |
6,226,170
+356,383
| +6% | +$5.32M |
|
614
Extreme Networks
EXTR
$2.84B
| $80.3M | 0.04% |
2,481,691
+2,328,319
| +1,518% | +$56.1M |
|
615
Berkshire Hathaway Class A
BRK.A
$1.08T
| $80.1M | 0.04% |
107
-5
| -4% | -$3.61M |
|
616
Bank of Montreal
BMO
$120B
| $79.9M | 0.04% |
452,310
+109,512
| +32% | +$17.2M |
|
617
Enterprise Financial Services Corp
EFSC
$2.21B
| $79.9M | 0.04% |
1,212,761
+160,408
| +15% | +$9.65M |
|
618
Banco Santander
SAN
$209B
| $79.8M | 0.04% |
5,785,264
+167,254
| +3% | +$2.07M |
|
619
Nextpower Inc. Common Stock
NXT
$12.3B
| $79.8M | 0.04% |
670,067
-26,555
| -4% | -$3.28M |
|
620
Barclays
BCS
$83B
| $79.8M | 0.04% |
2,970,106
-1,622,269
| -35% | -$39.1M |
|
621
LPL Financial
LPLA
$24.8B
| $79.6M | 0.04% |
282,638
-205,151
| -42% | -$61.6M |
|
622
Praxis Precision Medicines
PRAX
$7.84B
| $79.5M | 0.04% |
237,315
+109,061
| +85% | +$34.5M |
|
623
Lincoln Electric
LECO
$14.8B
| $79.2M | 0.04% |
298,335
+30,589
| +11% | +$8M |
|
624
PNC Financial Services
PNC
$90B
| $79.2M | 0.04% |
321,577
-1,419
| -0.4% | -$318K |
|
625
FTAI Aviation
FTAI
$18B
| $78.7M | 0.03% |
290,829
+285,920
| +5,824% | +$71.9M |
|
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.