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 | |
|---|---|---|---|---|---|---|
2076
Newell Brands
NWL
$2.51B
| $2.24M | ﹤0.01% |
652,136
-142,427
| -18% | -$598K |
|
|
SOHU
2077
Sohu.com
SOHU
$376M
| $2.22M | ﹤0.01% |
143,722
+20,317
| +16% | +$332K |
|
2078
Janus International
JBI
$732M
| $2.18M | ﹤0.01% |
423,928
-3,209
| -0.8% | -$20.8K |
|
2079
LegalZoom.com
LZ
$973M
| $2.18M | ﹤0.01% |
383,873
-48,664
| -11% | -$369K |
|
2080
NovoCure
NVCR
$2.02B
| $2.17M | ﹤0.01% |
198,738
-842,794
| -81% | -$10.5M |
|
2081
Lennar Class B
LEN.B
$20.2B
| $2.17M | ﹤0.01% |
25,749
+3,403
| +15% | +$343K |
|
2082
Future Fuel
FF
$226M
| $2.17M | ﹤0.01% |
562,541
-186,388
| -25% | -$700K |
|
2083
MINISO
MNSO
$3.74B
| $2.16M | ﹤0.01% |
133,364
+140
| +0.1% | +$2.57K |
|
2084
Blackbaud
BLKB
$2.09B
| $2.16M | ﹤0.01% |
55,910
+14,635
| +35% | +$731K |
|
2085
Philip Morris
PM
$290B
| $2.15M | ﹤0.01% |
13,030
-833
| -6% | -$145K |
|
2086
Choice Hotels
CHH
$4.62B
| $2.15M | ﹤0.01% |
20,764
+17,631
| +563% | +$1.83M |
|
2087
Acushnet Holdings
GOLF
$5.34B
| $2.13M | ﹤0.01% |
22,801
+352
| +2% | +$33.5K |
|
2088
Aaon
AAON
$7.31B
| $2.12M | ﹤0.01% |
25,670
+730
| +3% | +$66.3K |
|
2089
Xencor
XNCR
$1.6B
| $2.11M | ﹤0.01% |
175,177
+574
| +0.3% | +$7.12K |
|
2090
Wendy's
WEN
$1.39B
| $2.11M | ﹤0.01% |
303,355
+20,206
| +7% | +$156K |
|
2091
iRadimed
IRMD
$1.15B
| $2.1M | ﹤0.01% |
21,863
-122
| -0.6% | -$12.2K |
|
|
MAGN
2092
Magnera Corp
MAGN
$466M
| $2.1M | ﹤0.01% |
+221,133
| New | +$2.83M |
|
2093
Virtu Financial
VIRT
$4.92B
| $2.09M | ﹤0.01% |
47,602
+29,333
| +161% | +$1.14M |
|
2094
Marathon Digital Holdings
MARA
$3.69B
| $2.09M | ﹤0.01% |
256,554
+9,467
| +4% | +$85.7K |
|
2095
Oportun Financial
OPRT
$356M
| $2.08M | ﹤0.01% |
450,930
+94,431
| +26% | +$481K |
|
2096
Sabra Healthcare REIT
SBRA
$5.28B
| $2.07M | ﹤0.01% |
107,810
+6,391
| +6% | +$126K |
|
2097
Timberland Bancorp
TSBK
$350M
| $2.07M | ﹤0.01% |
52,510
+12,828
| +32% | +$488K |
|
2098
Garrett Motion
GTX
$5.41B
| $2.07M | ﹤0.01% |
113,837
-11,886
| -9% | -$222K |
|
2099
Flywire
FLYW
$2.11B
| $2.06M | ﹤0.01% |
177,378
+52,030
| +42% | +$655K |
|
2100
Acme United Corp
ACU
$217M
| $2.06M | ﹤0.01% |
45,823
| – | – |
|
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.