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 | |
|---|---|---|---|---|---|---|
1276
WisdomTree
WT
$3.36B
| $15.8M | 0.01% |
1,087,833
-426,539
| -28% | -$6.59M |
|
1277
Darden Restaurants
DRI
$24.9B
| $15.8M | 0.01% |
80,655
+4,387
| +6% | +$902K |
|
1278
DTE Energy
DTE
$28.5B
| $15.8M | 0.01% |
107,960
-28,118
| -21% | -$3.95M |
|
1279
Steel Dynamics
STLD
$38.5B
| $15.6M | 0.01% |
86,482
-2,988
| -3% | -$544K |
|
1280
Rocket Companies
RKT
$39B
| $15.5M | 0.01% |
1,089,635
+275,945
| +34% | +$5.02M |
|
1281
Rush Enterprises Class B
RUSHB
$9.1B
| $15.5M | 0.01% |
240,666
+71,843
| +43% | +$4.42M |
|
1282
Waste Management
WM
$90.6B
| $15.5M | 0.01% |
67,237
+1,012
| +2% | +$233K |
|
1283
Elevance Health
ELV
$86.2B
| $15.4M | 0.01% |
52,670
-45,638
| -46% | -$15M |
|
1284
Sonic Automotive
SAH
$2.53B
| $15.4M | 0.01% |
224,102
+26,235
| +13% | +$1.64M |
|
1285
Teck Resources
TECK
$32.8B
| $15.3M | 0.01% |
295,400
+188
| +0.1% | +$10.1K |
|
1286
Collegium Pharmaceutical
COLL
$882M
| $15.2M | 0.01% |
460,744
+253,661
| +122% | +$10.7M |
|
1287
KE Holdings
BEKE
$19.5B
| $15.2M | 0.01% |
1,015,100
-123,675
| -11% | -$2.12M |
|
1288
MP Materials
MP
$9.74B
| $15.2M | 0.01% |
314,696
+302,642
| +2,511% | +$18.1M |
|
1289
Luxfer Holdings
LXFR
$457M
| $15.1M | 0.01% |
1,242,607
-333,401
| -21% | -$4.64M |
|
1290
Sempra
SRE
$55.1B
| $15.1M | 0.01% |
155,591
-47,863
| -24% | -$4.38M |
|
1291
Malibu Boats
MBUU
$568M
| $15.1M | 0.01% |
581,933
+58,079
| +11% | +$1.73M |
|
1292
Grupo Aeroportuario del Sureste
ASR
$8.24B
| $15.1M | 0.01% |
44,791
+8,974
| +25% | +$3.07M |
|
1293
CEMIG Preferred Shares
CIG
$5.84B
| $15M | 0.01% |
6,266,714
+1,127,082
| +22% | +$2.48M |
|
1294
Pinnacle West Capital
PNW
$12B
| $14.9M | 0.01% |
147,734
+8,387
| +6% | +$809K |
|
1295
Civeo
CVEO
$330M
| $14.9M | 0.01% |
561,834
+37,097
| +7% | +$995K |
|
1296
FormFactor
FORM
$8.79B
| $14.8M | 0.01% |
152,645
-22,491
| -13% | -$1.94M |
|
1297
Crown Castle
CCI
$31.3B
| $14.8M | 0.01% |
181,430
-221,603
| -55% | -$19.1M |
|
1298
Northwest Bancshares
NWBI
$2.27B
| $14.7M | 0.01% |
1,160,951
-11,462
| -1% | -$144K |
|
1299
ANI Pharmaceuticals
ANIP
$1.74B
| $14.7M | 0.01% |
191,576
+133,330
| +229% | +$10.4M |
|
1300
Cars.com
CARS
$653M
| $14.7M | 0.01% |
1,813,328
+359,402
| +25% | +$3.67M |
|
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.