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 |
Interactive Brokers
IBKR
|
+$266M |
| 2 |
Martin Marietta Materials
MLM
|
+$178M |
| 3 |
Broadcom
AVGO
|
+$143M |
| 4 |
Reinsurance Group of America
RGA
|
+$127M |
| 5 |
FISV
Fiserv Inc
FISV
|
+$122M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$581M |
| 2 |
Apple
AAPL
|
+$544M |
| 3 |
Microsoft
MSFT
|
+$344M |
| 4 |
Eli Lilly
LLY
|
+$275M |
| 5 |
Meta Platforms (Facebook)
META
|
+$258M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 24.77% |
| 2 | Financials | 15.07% |
| 3 | Consumer Discretionary | 11.87% |
| 4 | Healthcare | 10.87% |
| 5 | Industrials | 9.69% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
LINE
1201
Lineage Inc
LINE
$9.45B
| $13.5M | 0.01% |
230,847
+215,423
| +1,397% | +$12.6M |
|
1202
Liberty Global Class C
LBTYK
$3.46B
| $13.5M | 0.01% |
1,130,613
+430,251
| +61% | +$5.18M |
|
1203
Kite Realty
KRG
$5.27B
| $13.5M | 0.01% |
603,726
-601,671
| -50% | -$13.8M |
|
1204
Magna International
MGA
$18.6B
| $13.4M | 0.01% |
395,697
+151,127
| +62% | +$5.81M |
|
1205
Nelnet
NNI
$4.52B
| $13.4M | 0.01% |
121,232
+3,754
| +3% | +$420K |
|
1206
Tronox
TROX
$985M
| $13.4M | 0.01% |
1,909,098
+177,787
| +10% | +$1.53M |
|
|
TRST
1207
Trustco Bank Corp NY
TRST
$963M
| $13.4M | 0.01% |
440,874
+33,171
| +8% | +$1.06M |
|
1208
IPG Photonics
IPGP
$3.71B
| $13.4M | 0.01% |
212,693
+118,827
| +127% | +$7.99M |
|
1209
Standard Motor Products
SMP
$877M
| $13.4M | 0.01% |
538,266
+41,008
| +8% | +$1.2M |
|
1210
Republic Bancorp
RBCAA
$1.91B
| $13.4M | 0.01% |
210,003
+23,886
| +13% | +$1.58M |
|
1211
Forestar Group
FOR
$1.49B
| $13.4M | 0.01% |
632,145
+47,923
| +8% | +$1.12M |
|
|
GRMN
1212
Garmin
GRMN
$59.8B
| $13.2M | 0.01% |
60,977
+697
| +1% | +$151K |
|
1213
AerCap
AER
$23.6B
| $13.2M | 0.01% |
129,341
+7,896
| +7% | +$781K |
|
1214
ENI
E
$79.6B
| $13.2M | 0.01% |
426,566
+37,988
| +10% | +$1.11M |
|
|
MASI
1215
DELISTED
Masimo
MASI
| $13.2M | 0.01% |
79,176
+66,517
| +525% | +$11.5M |
|
1216
Banco Bradesco
BBD
$34.3B
| $13.1M | 0.01% |
5,865,375
+351,829
| +6% | +$729K |
|
1217
Mineralys Therapeutics
MLYS
$2.39B
| $13.1M | 0.01% |
823,616
-25,014
| -3% | -$288K |
|
1218
Corcept Therapeutics
CORT
$12.1B
| $13.1M | 0.01% |
114,362
+15,494
| +16% | +$943K |
|
1219
Moody's
MCO
$82.8B
| $13.1M | 0.01% |
28,028
+5,202
| +23% | +$2.51M |
|
|
TWFG
1220
TWFG Inc
TWFG
$1.46B
| $13M | 0.01% |
420,881
-139,086
| -25% | -$4.18M |
|
1221
Skyworks Solutions
SWKS
$10.5B
| $13M | 0.01% |
201,266
-14,095
| -7% | -$1.07M |
|
1222
Hess Midstream
HESM
$5.14B
| $13M | 0.01% |
306,851
+66,753
| +28% | +$2.72M |
|
1223
BellRing Brands
BRBR
$1.26B
| $13M | 0.01% |
173,925
-529,707
| -75% | -$38.9M |
|
1224
DaVita
DVA
$11.6B
| $12.9M | 0.01% |
84,513
+21,710
| +35% | +$3.41M |
|
|
EXK
1225
Endeavour Silver
EXK
$3.05B
| $12.8M | 0.01% |
2,999,992
+342,419
| +13% | +$1.38M |
|
Similar funds
American Century Companies's Q1 2025 Portfolio in Review
As of Q1 2025, American Century Companies held 2,990 positions worth $163B, down 6.4% from $174B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
American Century Companies's Q1 2025 filing shows 115 new, 1,752 increased, 899 reduced and 109 closed positions. Its largest new stake was iShares Russell Mid-Cap Value ETF: 619,916 shares worth $78.1M. The largest sale was NVIDIA, an estimated $581M.
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 2025 buy was iShares Russell Mid-Cap Value ETF: 619,916 shares worth $78.1M.
- American Century Companies added most to Interactive Brokers in Q1 2025, an estimated $266M increase.
- American Century Companies's biggest Q1 2025 reduction was NVIDIA, cutting an estimated $581M.
- American Century Companies fully exited Arch Resources, Inc. in Q1 2025, selling an estimated $83.2M.
- American Century Companies's ten largest holdings make up 25% of its $163B portfolio in Q1 2025.
- American Century Companies opened 115 new positions and closed 109 in Q1 2025.
- American Century Companies's portfolio value fell 6.4% quarter-over-quarter to $163B.
Based on American Century Companies's 13F filing for Q1 2025, filed 13 May 2025.