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 | 11.12% |
| 5 | Healthcare | 8.48% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
CBK
1951
Commercial Bancgroup
CBK
$485M
| $4.13M | ﹤0.01% |
127,934
+72,147
| +129% | +$2.11M |
|
1952
Sea Limited
SE
$78.5B
| $4.12M | ﹤0.01% |
43,041
+1,286
| +3% | +$113K |
|
1953
Roku
ROKU
$22.5B
| $4.11M | ﹤0.01% |
29,752
-53,064
| -64% | -$6.47M |
|
1954
Flywire
FLYW
$2.12B
| $4.11M | ﹤0.01% |
233,784
+56,406
| +32% | +$833K |
|
1955
Manitowoc
MTW
$727M
| $4.1M | ﹤0.01% |
295,524
-39,550
| -12% | -$502K |
|
|
UCTT
1956
Ultra Clean Holdings
UCTT
$4.1B
| $4.09M | ﹤0.01% |
28,675
-94,496
| -77% | -$8.32M |
|
1957
AMES National
ATLO
$281M
| $4.08M | ﹤0.01% |
137,955
+92,764
| +205% | +$2.68M |
|
1958
Warby Parker
WRBY
$3.13B
| $4.07M | ﹤0.01% |
134,255
+81,959
| +157% | +$2.03M |
|
1959
Franklin Resources
BEN
$17.1B
| $4.07M | ﹤0.01% |
122,219
+15,991
| +15% | +$479K |
|
1960
ADT
ADT
$5.34B
| $4.06M | ﹤0.01% |
624,689
+134,280
| +27% | +$921K |
|
1961
Intellia Therapeutics
NTLA
$1.69B
| $4.04M | ﹤0.01% |
239,016
+30,715
| +15% | +$430K |
|
1962
Conduent
CNDT
$241M
| $4.03M | ﹤0.01% |
2,760,906
-821,329
| -23% | -$1.28M |
|
1963
NNN REIT
NNN
$8.79B
| $4.03M | ﹤0.01% |
86,525
+7,248
| +9% | +$324K |
|
1964
Arthur J. Gallagher & Co
AJG
$65.5B
| $4.02M | ﹤0.01% |
17,515
-263,002
| -94% | -$55.8M |
|
1965
Option Care Health
OPCH
$3.57B
| $4.02M | ﹤0.01% |
191,594
+95,421
| +99% | +$2.22M |
|
1966
Usana Health Sciences
USNA
$250M
| $4M | ﹤0.01% |
187,348
-3,604
| -2% | -$67.7K |
|
1967
Evolution Petroleum
EPM
$134M
| $3.96M | ﹤0.01% |
1,075,062
-9,277
| -0.9% | -$40.6K |
|
1968
Kyndryl
KD
$2.85B
| $3.93M | ﹤0.01% |
347,743
+118,316
| +52% | +$1.47M |
|
|
MZTI
1969
The Marzetti Company
MZTI
$3.18B
| $3.93M | ﹤0.01% |
34,429
+10,049
| +41% | +$1.21M |
|
1970
Elanco Animal Health
ELAN
$11.1B
| $3.92M | ﹤0.01% |
159,459
-28,469
| -15% | -$658K |
|
|
GOOS
1971
Canada Goose Holdings
GOOS
$844M
| $3.87M | ﹤0.01% |
408,768
+5,767
| +1% | +$60.8K |
|
1972
Rigetti Computing
RGTI
$6.15B
| $3.86M | ﹤0.01% |
+199,837
| New | +$3.86M |
|
1973
Kadant
KAI
$3.94B
| $3.85M | ﹤0.01% |
12,261
+3,645
| +42% | +$1.14M |
|
1974
V2X
VVX
$2.55B
| $3.85M | ﹤0.01% |
51,616
+2,099
| +4% | +$156K |
|
1975
Cohen & Steers
CNS
$4.36B
| $3.83M | ﹤0.01% |
50,330
-17,737
| -26% | -$1.25M |
|
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.