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 | |
|---|---|---|---|---|---|---|
426
Columbia Sportswear
COLM
$2.94B
| $75.5M | 0.05% |
997,013
+112,282
| +13% | +$9.37M |
|
427
B2Gold
BTG
$6.71B
| $75.4M | 0.05% |
26,524,336
+3,865,565
| +17% | +$10.4M |
|
428
Sylvamo
SLVM
$1.53B
| $75.4M | 0.05% |
1,123,686
+107,622
| +11% | +$7.84M |
|
429
ABM Industries
ABM
$2.82B
| $75.3M | 0.05% |
1,590,497
+406,802
| +34% | +$20.9M |
|
430
Arm
ARM
$302B
| $75.1M | 0.05% |
703,365
+372,081
| +112% | +$51.9M |
|
431
American International
AIG
$39.7B
| $74.7M | 0.05% |
859,682
+113,171
| +15% | +$8.8M |
|
432
MGIC Investment
MTG
$6.28B
| $74.7M | 0.05% |
3,014,182
-20,327
| -0.7% | -$492K |
|
433
HDFC Bank
HDB
$119B
| $74.2M | 0.05% |
2,234,204
-315,306
| -12% | -$9.62M |
|
434
Hexcel
HXL
$7.67B
| $74.2M | 0.05% |
1,354,135
+155,999
| +13% | +$9.75M |
|
435
Alamos Gold
AGI
$13.7B
| $74M | 0.05% |
2,769,539
+129,334
| +5% | +$2.92M |
|
436
ATI
ATI
$31.4B
| $74M | 0.05% |
1,422,116
+60,651
| +4% | +$3.44M |
|
437
Rambus
RMBS
$11B
| $73.7M | 0.05% |
1,424,365
+248,013
| +21% | +$14.6M |
|
438
Encompass Health
EHC
$12.2B
| $73.2M | 0.04% |
723,169
+318,251
| +79% | +$31.1M |
|
439
Bread Financial
BFH
$4.48B
| $73.2M | 0.04% |
1,461,844
+79,709
| +6% | +$4.53M |
|
440
TKO Group
TKO
$14.3B
| $73.2M | 0.04% |
478,746
-160,087
| -25% | -$24.5M |
|
441
Commercial Metals
CMC
$8.02B
| $73M | 0.04% |
1,587,259
+734,265
| +86% | +$35.7M |
|
442
CAE Inc. Common Shares
CAE
$8.5B
| $72.9M | 0.04% |
2,964,515
+337,118
| +13% | +$8.21M |
|
443
Marathon Digital Holdings
MARA
$3.59B
| $72.3M | 0.04% |
6,289,953
+2,250,082
| +56% | +$35.8M |
|
444
Ascendis Pharma A/S
ASND
$16.4B
| $72M | 0.04% |
462,171
+54,877
| +13% | +$7.84M |
|
|
ECHO
445
EchoStar
ECHO
$26.6B
| $71.9M | 0.04% |
2,809,903
-182,157
| -6% | -$4.95M |
|
446
Boyd Gaming
BYD
$6.03B
| $71.5M | 0.04% |
1,085,857
-108,173
| -9% | -$7.93M |
|
447
PACCAR
PCAR
$68.2B
| $71.4M | 0.04% |
733,561
+102,192
| +16% | +$10.8M |
|
448
Pinduoduo
PDD
$121B
| $71.4M | 0.04% |
603,184
+59,025
| +11% | +$6.77M |
|
449
CDW
CDW
$17.3B
| $71.2M | 0.04% |
444,233
-1,023
| -0.2% | -$186K |
|
450
Yeti Holdings
YETI
$3.37B
| $71.2M | 0.04% |
2,150,724
+706,601
| +49% | +$25.6M |
|
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.