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 | |
|---|---|---|---|---|---|---|
1476
BlueLinx
BXC
$719M
| $9.75M | 0.01% |
180,042
-48,125
| -21% | -$3.16M |
|
1477
Standard Motor Products
SMP
$885M
| $9.75M | 0.01% |
280,540
-41,698
| -13% | -$1.65M |
|
1478
Jefferies Financial Group
JEF
$12.8B
| $9.71M | 0.01% |
235,322
+80,272
| +52% | +$4.17M |
|
1479
Atlanticus Holdings
ATLC
$1.45B
| $9.71M | 0.01% |
185,091
+24,114
| +15% | +$1.35M |
|
1480
Mid Penn Bancorp
MPB
$946M
| $9.7M | 0.01% |
301,754
+37,670
| +14% | +$1.22M |
|
1481
PagSeguro Digital
PAGS
$2.54B
| $9.61M | ﹤0.01% |
959,308
+248,566
| +35% | +$2.59M |
|
1482
Match Group
MTCH
$8.43B
| $9.57M | ﹤0.01% |
311,766
-6,968
| -2% | -$217K |
|
1483
Unum
UNM
$14.5B
| $9.56M | ﹤0.01% |
130,965
-177,788
| -58% | -$13.3M |
|
1484
General Dynamics
GD
$107B
| $9.56M | ﹤0.01% |
27,840
+4,153
| +18% | +$1.47M |
|
1485
Takeda Pharmaceutical
TAK
$56B
| $9.54M | ﹤0.01% |
515,359
+106,759
| +26% | +$1.87M |
|
1486
Textron
TXT
$15.3B
| $9.5M | ﹤0.01% |
108,537
-60,643
| -36% | -$5.66M |
|
1487
Interparfums
IPAR
$3.83B
| $9.5M | ﹤0.01% |
104,564
+95,116
| +1,007% | +$9.02M |
|
1488
Televisa
TV
$1.52B
| $9.47M | ﹤0.01% |
3,254,856
+610,365
| +23% | +$1.87M |
|
1489
Olin
OLN
$2.15B
| $9.46M | ﹤0.01% |
318,085
+2,431
| +0.8% | +$59.4K |
|
1490
COPT Defense Properties
CDP
$4.14B
| $9.41M | ﹤0.01% |
307,624
-44,560
| -13% | -$1.39M |
|
1491
ITT
ITT
$18.9B
| $9.38M | ﹤0.01% |
49,218
-13,342
| -21% | -$2.54M |
|
1492
Ameren
AEE
$29.6B
| $9.36M | ﹤0.01% |
85,125
-37,073
| -30% | -$3.96M |
|
1493
CAVA Group
CAVA
$7.17B
| $9.32M | ﹤0.01% |
115,242
+52,728
| +84% | +$3.84M |
|
1494
Sphere Entertainment
SPHR
$5.84B
| $9.29M | ﹤0.01% |
79,160
+228
| +0.3% | +$23.9K |
|
1495
Everest Group
EG
$14.2B
| $9.29M | ﹤0.01% |
28,430
-967
| -3% | -$318K |
|
|
PENG
1496
Penguin Solutions Inc
PENG
$2.83B
| $9.15M | ﹤0.01% |
520,153
+2,923
| +0.6% | +$55.6K |
|
1497
Atmus Filtration Technologies
ATMU
$4.05B
| $9.15M | ﹤0.01% |
161,147
+32,455
| +25% | +$1.92M |
|
1498
Neogen
NEOG
$2.49B
| $9.08M | ﹤0.01% |
977,678
+768,634
| +368% | +$7.56M |
|
|
BKV
1499
BKV Corp
BKV
$2.81B
| $8.98M | ﹤0.01% |
314,892
+233,348
| +286% | +$6.76M |
|
1500
Amplify Energy
AMPY
$172M
| $8.98M | ﹤0.01% |
1,438,807
+25,357
| +2% | +$138K |
|
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.