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 | |
|---|---|---|---|---|---|---|
101
Walmart Inc
WMT
$857B
| $334M | 0.15% |
2,944,661
-523,851
| -15% | -$65M |
|
102
Texas Instruments
TXN
$254B
| $332M | 0.15% |
1,113,857
+549,306
| +97% | +$152M |
|
103
Welltower
WELL
$167B
| $331M | 0.15% |
1,458,544
+129,809
| +10% | +$27.4M |
|
104
Avantis US Large Cap Value ETF
AVLV
$21.4B
| $329M | 0.15% |
3,608,727
+748,348
| +26% | +$65.7M |
|
105
Avantis Emerging Markets Equity ETF
AVEM
$28.8B
| $328M | 0.15% |
3,403,867
+346,699
| +11% | +$32M |
|
106
Cheniere Energy
LNG
$55.5B
| $327M | 0.14% |
1,370,100
-86,764
| -6% | -$21.6M |
|
107
Reinsurance Group of America
RGA
$16.2B
| $324M | 0.14% |
1,521,592
-303,790
| -17% | -$63.4M |
|
108
Eaton
ETN
$171B
| $323M | 0.14% |
757,649
+450,963
| +147% | +$182M |
|
109
Comfort Systems
FIX
$58.4B
| $323M | 0.14% |
162,875
+111,755
| +219% | +$203M |
|
110
CrowdStrike
CRWD
$258B
| $318M | 0.14% |
1,665,728
-301,896
| -15% | -$42.9M |
|
111
iShares Russell 1000 Growth ETF
IWF
$129B
| $317M | 0.14% |
2,553,192
+1,488,292
| +140% | +$179M |
|
112
EOG Resources
EOG
$73.6B
| $317M | 0.14% |
2,441,080
+484,478
| +25% | +$66M |
|
113
Johnson Controls International
JCI
$91B
| $314M | 0.14% |
2,151,277
-17,878
| -0.8% | -$2.52M |
|
114
Lantheus
LNTH
$6.51B
| $312M | 0.14% |
2,816,547
+1,035,441
| +58% | +$96.5M |
|
115
Colgate-Palmolive
CL
$68.6B
| $299M | 0.13% |
3,258,357
+943,016
| +41% | +$82.5M |
|
116
A.O. Smith
AOS
$7.97B
| $296M | 0.13% |
4,726,410
+511,172
| +12% | +$31M |
|
117
Royal Caribbean
RCL
$64.9B
| $290M | 0.13% |
912,672
-277,151
| -23% | -$77.5M |
|
118
Henry Schein
HSIC
$9.63B
| $289M | 0.13% |
3,457,175
-137,184
| -4% | -$10.5M |
|
119
Vertex Pharmaceuticals
VRTX
$133B
| $289M | 0.13% |
580,901
-232,384
| -29% | -$103M |
|
120
Berkshire Hathaway Class B
BRK.B
$1.08T
| $289M | 0.13% |
576,554
+25,745
| +5% | +$12.4M |
|
121
ConocoPhillips
COP
$153B
| $288M | 0.13% |
2,770,435
+622,783
| +29% | +$73.8M |
|
122
Wabtec
WAB
$48.6B
| $287M | 0.13% |
1,065,784
-159,754
| -13% | -$42.2M |
|
123
Avantis International Large Cap Value ETF
AVIV
$2.08B
| $286M | 0.13% |
3,697,239
+497,915
| +16% | +$39M |
|
124
Prologis
PLD
$126B
| $285M | 0.13% |
2,104,242
+87,593
| +4% | +$12.4M |
|
125
Robinhood
HOOD
$107B
| $283M | 0.13% |
2,825,315
+2,302,711
| +441% | +$193M |
|
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.