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 | |
|---|---|---|---|---|---|---|
251
Crocs
CROX
$6.05B
| $178M | 0.08% |
1,473,699
+613,825
| +71% | +$67.1M |
|
252
Hartford Financial Services
HIG
$33.7B
| $178M | 0.08% |
1,339,818
+331,292
| +33% | +$44.3M |
|
253
Honeywell
HON
$67.4B
| $177M | 0.08% |
791,423
-400,685
| -34% | -$89.4M |
|
254
United Natural Foods
UNFI
$2.77B
| $177M | 0.08% |
3,870,179
+535,166
| +16% | +$26.5M |
|
255
Crescent Energy
CRGY
$4.34B
| $176M | 0.08% |
17,958,226
+671,779
| +4% | +$8.21M |
|
256
Willis Towers Watson
WTW
$27.3B
| $175M | 0.08% |
670,954
+206,588
| +44% | +$55.3M |
|
257
Trane Technologies
TT
$100B
| $175M | 0.08% |
355,861
+15,315
| +4% | +$7.16M |
|
258
Telephone and Data Systems
TDS
$4.13B
| $175M | 0.08% |
4,720,830
+1,032,216
| +28% | +$43.5M |
|
|
CPRX
259
DELISTED
Catalyst Pharmaceutical
CPRX
| $175M | 0.08% |
5,553,921
+1,415,505
| +34% | +$41.8M |
|
260
Quest Diagnostics
DGX
$26.1B
| $173M | 0.08% |
818,220
-49,111
| -6% | -$9.64M |
|
261
Spire
SR
$4.56B
| $173M | 0.08% |
2,218,679
+126,540
| +6% | +$10.9M |
|
262
Teradyne
TER
$62.3B
| $173M | 0.08% |
357,353
-193,338
| -35% | -$72.9M |
|
|
TMHC
263
DELISTED
Taylor Morrison
TMHC
| $173M | 0.08% |
2,409,449
-124,730
| -5% | -$7.92M |
|
264
Dana Inc
DAN
$2.92B
| $172M | 0.08% |
6,319,632
+167,259
| +3% | +$5.71M |
|
265
Atmos Energy
ATO
$26.6B
| $172M | 0.08% |
998,021
-4,437
| -0.4% | -$795K |
|
266
CarMax
KMX
$8.12B
| $172M | 0.08% |
3,250,267
+1,859,355
| +134% | +$80.9M |
|
|
SNDK
267
Sandisk
SNDK
$260B
| $171M | 0.08% |
75,425
+8,273
| +12% | +$11.8M |
|
|
CRWV
268
CoreWeave
CRWV
$48.3B
| $171M | 0.08% |
1,721,993
+1,716,893
| +33,665% | +$185M |
|
269
Agnico Eagle Mines
AEM
$98.5B
| $171M | 0.08% |
1,100,702
+135,968
| +14% | +$25.2M |
|
270
Centene
CNC
$30.5B
| $171M | 0.08% |
2,661,089
+1,161,615
| +77% | +$62.1M |
|
271
Essent Group
ESNT
$5.73B
| $170M | 0.08% |
2,645,116
+543,064
| +26% | +$32.9M |
|
272
Rockwell Automation
ROK
$48.2B
| $170M | 0.08% |
342,575
+305,357
| +820% | +$133M |
|
|
OGC
273
OceanaGold Corp
OGC
$6.26B
| $170M | 0.07% |
+6,764,717
| New | +$202M |
|
274
Allegiant Air
ALGT
$2.16B
| $169M | 0.07% |
1,434,420
+563,056
| +65% | +$48.7M |
|
275
Lattice Semiconductor
LSCC
$18.2B
| $169M | 0.07% |
1,102,702
-265,598
| -19% | -$34.3M |
|
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.