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 | |
|---|---|---|---|---|---|---|
2151
Mitek Systems
MITK
$838M
| $2.28M | ﹤0.01% |
113,392
+7,024
| +7% | +$109K |
|
|
JOYY
2152
JOYY Inc
JOYY
$3.74B
| $2.26M | ﹤0.01% |
34,216
+118
| +0.3% | +$7.34K |
|
2153
Vera Bradley
VRA
$96.7M
| $2.25M | ﹤0.01% |
579,041
+72,668
| +14% | +$268K |
|
2154
Cedar Fair
FUN
$1.68B
| $2.24M | ﹤0.01% |
105,058
+85,440
| +436% | +$1.74M |
|
2155
Healthcare Realty
HR
$6.58B
| $2.24M | ﹤0.01% |
+110,896
| New | +$2.15M |
|
2156
J. Jill
JILL
$279M
| $2.23M | ﹤0.01% |
140,771
+30,976
| +28% | +$403K |
|
|
GRDN
2157
Guardian Pharmacy Services
GRDN
$2.44B
| $2.23M | ﹤0.01% |
53,322
+32,197
| +152% | +$1.25M |
|
2158
Coursera
COUR
$1.48B
| $2.22M | ﹤0.01% |
394,500
+93,647
| +31% | +$532K |
|
2159
Ubiquiti
UI
$35B
| $2.22M | ﹤0.01% |
4,160
-3,264
| -44% | -$2.46M |
|
2160
Taboola.com
TBLA
$1.05B
| $2.19M | ﹤0.01% |
438,440
-11,570
| -3% | -$50.6K |
|
2161
Medallion Financial
MFIN
$257M
| $2.19M | ﹤0.01% |
214,575
| – | – |
|
2162
Acme United Corp
ACU
$228M
| $2.18M | ﹤0.01% |
45,677
-146
| -0.3% | -$6.39K |
|
2163
Clorox
CLX
$12.8B
| $2.18M | ﹤0.01% |
22,833
-335,012
| -94% | -$32.2M |
|
|
JHG
2164
DELISTED
Janus Henderson
JHG
| $2.17M | ﹤0.01% |
41,833
-14,777
| -26% | -$764K |
|
2165
Daily Journal
DJCO
$767M
| $2.17M | ﹤0.01% |
3,615
+14
| +0.4% | +$7.28K |
|
2166
Cousins Properties
CUZ
$4.85B
| $2.17M | ﹤0.01% |
72,338
+4,560
| +7% | +$120K |
|
2167
Bio-Techne
TECH
$11.3B
| $2.16M | ﹤0.01% |
30,578
-1,619,482
| -98% | -$87.4M |
|
2168
Red Rock Resorts
RRR
$3.73B
| $2.15M | ﹤0.01% |
33,101
+2,224
| +7% | +$127K |
|
2169
PJT Partners
PJT
$4.36B
| $2.14M | ﹤0.01% |
14,210
+2,281
| +19% | +$352K |
|
2170
American Water Works
AWK
$26.8B
| $2.14M | ﹤0.01% |
16,256
+9,609
| +145% | +$1.23M |
|
2171
CONMED
CNMD
$1.48B
| $2.12M | ﹤0.01% |
64,798
+7,024
| +12% | +$253K |
|
2172
iRadimed
IRMD
$1.12B
| $2.12M | ﹤0.01% |
22,165
+302
| +1% | +$27.5K |
|
|
TBI
2173
Trueblue
TBI
$302M
| $2.1M | ﹤0.01% |
301,996
-191,239
| -39% | -$1.07M |
|
2174
Booz Allen Hamilton
BAH
$9.43B
| $2.1M | ﹤0.01% |
34,670
-30,686
| -47% | -$2.34M |
|
2175
United States Lime & Minerals
USLM
$3.42B
| $2.1M | ﹤0.01% |
20,081
+6,192
| +45% | +$719K |
|
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.