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 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1376
Seagate
STX
$182B
| $12.3M | 0.01% |
31,386
+7,621
| +32% | +$2.91M |
|
1377
Puma Biotechnology
PBYI
$449M
| $12.2M | 0.01% |
1,916,346
+266,209
| +16% | +$1.72M |
|
|
EXK
1378
Endeavour Silver
EXK
$3.03B
| $12.2M | 0.01% |
1,312,381
+13,554
| +1% | +$153K |
|
1379
CGI
GIB
$15.6B
| $12.2M | 0.01% |
167,065
+88,242
| +112% | +$7.05M |
|
1380
W.R. Berkley
WRB
$26.3B
| $12.2M | 0.01% |
183,583
-184,727
| -50% | -$12.7M |
|
1381
Capitol Federal Financial
CFFN
$1.08B
| $12.2M | 0.01% |
1,706,122
-1,726,452
| -50% | -$12.3M |
|
1382
Acadia Healthcare
ACHC
$2.96B
| $12.1M | 0.01% |
518,606
+336,878
| +185% | +$6.1M |
|
|
GRMN
1383
Garmin
GRMN
$60.4B
| $12.1M | 0.01% |
52,177
-1,499
| -3% | -$336K |
|
1384
World Acceptance Corp
WRLD
$871M
| $12M | 0.01% |
89,115
+1,404
| +2% | +$188K |
|
1385
Meritage Homes
MTH
$4.69B
| $12M | 0.01% |
194,582
-680,857
| -78% | -$48.1M |
|
1386
AB InBev
BUD
$164B
| $11.9M | 0.01% |
172,177
+32,571
| +23% | +$2.35M |
|
|
ALH
1387
Alliance Laundry Holdings
ALH
$5.24B
| $11.9M | 0.01% |
575,578
+483,531
| +525% | +$10.5M |
|
1388
Unity Bancorp
UNTY
$598M
| $11.9M | 0.01% |
229,986
+24,567
| +12% | +$1.29M |
|
1389
Antero Resources
AR
$11.4B
| $11.9M | 0.01% |
280,792
+104,750
| +60% | +$3.82M |
|
1390
Korea Electric Power
KEP
$15.7B
| $11.9M | 0.01% |
835,978
+150,702
| +22% | +$2.85M |
|
1391
Northwest Natural Holdings
NWN
$2.09B
| $11.9M | 0.01% |
223,057
+5,266
| +2% | +$261K |
|
1392
California Water Service
CWT
$3.06B
| $11.8M | 0.01% |
261,258
+133,242
| +104% | +$5.98M |
|
|
PAL
1393
Proficient Auto Logistics
PAL
$201M
| $11.8M | 0.01% |
1,739,654
-97,242
| -5% | -$802K |
|
1394
City Holding Co
CHCO
$2.04B
| $11.8M | 0.01% |
98,471
+13,513
| +16% | +$1.65M |
|
1395
Loews
L
$23.3B
| $11.8M | 0.01% |
110,081
+2,709
| +3% | +$290K |
|
|
VNET
1396
VNET Group
VNET
$2.13B
| $11.7M | 0.01% |
1,398,651
-15,003
| -1% | -$159K |
|
1397
Watts Water Technologies
WTS
$12.8B
| $11.7M | 0.01% |
40,415
-4,962
| -11% | -$1.51M |
|
1398
Ranger Energy Services
RNGR
$388M
| $11.7M | 0.01% |
681,762
+41,344
| +6% | +$670K |
|
|
NFBK
1399
DELISTED
Northfield Bancorp
NFBK
| $11.7M | 0.01% |
861,007
+160,578
| +23% | +$2.07M |
|
1400
Amerant Bancorp
AMTB
$1.12B
| $11.6M | 0.01% |
528,240
+288,902
| +121% | +$6.2M |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 27% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q1 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.