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 | |
|---|---|---|---|---|---|---|
1976
Energy Services of America
ESOA
$239M
| $3.83M | ﹤0.01% |
197,786
+75,631
| +62% | +$1.23M |
|
1977
RingCentral
RNG
$5.25B
| $3.77M | ﹤0.01% |
96,763
-79,367
| -45% | -$3.21M |
|
1978
Core & Main
CNM
$8.62B
| $3.76M | ﹤0.01% |
78,008
-26,769
| -26% | -$1.32M |
|
1979
AMN Healthcare
AMN
$1.26B
| $3.75M | ﹤0.01% |
115,769
+5,009
| +5% | +$129K |
|
1980
DoubleVerify
DV
$2.04B
| $3.74M | ﹤0.01% |
345,379
+42,480
| +14% | +$437K |
|
1981
JetBlue
JBLU
$2.18B
| $3.74M | ﹤0.01% |
653,134
-12,581
| -2% | -$64.1K |
|
1982
Portland General Electric
POR
$5.74B
| $3.73M | ﹤0.01% |
72,017
-91,863
| -56% | -$4.66M |
|
1983
Kearny Financial
KRNY
$600M
| $3.72M | ﹤0.01% |
393,717
-9,458
| -2% | -$77.9K |
|
1984
Eagle Bancorp Montana
EBMT
$188M
| $3.72M | ﹤0.01% |
155,322
+70,604
| +83% | +$1.58M |
|
1985
FS Bancorp
FSBW
$325M
| $3.72M | ﹤0.01% |
85,640
| – | – |
|
1986
Napco Security Technologies
NSSC
$1.39B
| $3.71M | ﹤0.01% |
97,700
+7,229
| +8% | +$287K |
|
1987
Rexford Industrial Realty
REXR
$8.11B
| $3.71M | ﹤0.01% |
110,666
+6,842
| +7% | +$239K |
|
1988
CareDx
CDNA
$2.45B
| $3.68M | ﹤0.01% |
128,992
+14,642
| +13% | +$319K |
|
1989
TripAdvisor
TRIP
$1.26B
| $3.66M | ﹤0.01% |
266,669
+12,707
| +5% | +$144K |
|
1990
Bright Horizons
BFAM
$3.76B
| $3.64M | ﹤0.01% |
51,405
-162,278
| -76% | -$11.7M |
|
1991
Acadia Pharmaceuticals
ACAD
$5.07B
| $3.64M | ﹤0.01% |
143,688
+64,422
| +81% | +$1.42M |
|
1992
ManpowerGroup
MAN
$2.61B
| $3.62M | ﹤0.01% |
107,222
-47,273
| -31% | -$1.45M |
|
1993
Kiniksa Pharmaceuticals
KNSA
$6.1B
| $3.61M | ﹤0.01% |
56,408
+49,106
| +673% | +$2.55M |
|
1994
Citi Trends
CTRN
$617M
| $3.61M | ﹤0.01% |
62,335
-7,660
| -11% | -$367K |
|
1995
First Community Bankshares
FCBC
$927M
| $3.6M | ﹤0.01% |
81,106
-1,767
| -2% | -$75.9K |
|
1996
Tenaris
TS
$26.8B
| $3.6M | ﹤0.01% |
64,923
+36,189
| +126% | +$2.2M |
|
1997
Ryanair
RYAAY
$30.8B
| $3.6M | ﹤0.01% |
55,579
-5,705
| -9% | -$336K |
|
1998
Molina Healthcare
MOH
$10.8B
| $3.59M | ﹤0.01% |
15,686
-4,382
| -22% | -$794K |
|
1999
Commercial Vehicle Group
CVGI
$128M
| $3.59M | ﹤0.01% |
+776,337
| New | +$3.64M |
|
2000
PCB Bancorp
PCB
$395M
| $3.58M | ﹤0.01% |
126,287
+2,461
| +2% | +$61.2K |
|
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.