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 | |
|---|---|---|---|---|---|---|
2601
U-Haul Holding Co
UHAL
$14.6B
| $317K | ﹤0.01% |
4,847
-2,968
| -38% | -$206K |
|
|
TERN
2602
DELISTED
Terns Pharmaceuticals
TERN
| $314K | ﹤0.01% |
113,757
+532
| +0.5% | +$2.17K |
|
2603
Harmonic Inc
HLIT
$1.53B
| $313K | ﹤0.01% |
+32,678
| New | +$360K |
|
2604
PLAYSTUDIOS Inc
MYPS
$69.7M
| $312K | ﹤0.01% |
245,315
-26,493
| -10% | -$43.1K |
|
2605
Meridian
MRBK
$240M
| $310K | ﹤0.01% |
+21,553
| New | +$328K |
|
2606
Star Bulk Carriers
SBLK
$3.18B
| $310K | ﹤0.01% |
19,922
-454,748
| -96% | -$7.09M |
|
|
GTLS
2607
DELISTED
Chart Industries
GTLS
| $309K | ﹤0.01% |
2,142
-154
| -7% | -$28.4K |
|
2608
Richardson Electronics
RELL
$300M
| $303K | ﹤0.01% |
27,172
+2,860
| +12% | +$37.1K |
|
2609
Aura Biosciences
AURA
$772M
| $303K | ﹤0.01% |
51,657
+3,956
| +8% | +$29.9K |
|
2610
Expensify
EXFY
$200M
| $303K | ﹤0.01% |
99,529
+31,301
| +46% | +$109K |
|
2611
The Joint Corp
JYNT
$126M
| $302K | ﹤0.01% |
24,206
-72
| -0.3% | -$814 |
|
2612
UNIFI
UFI
$125M
| $302K | ﹤0.01% |
62,743
| – | – |
|
2613
Oportun Financial
OPRT
$351M
| $300K | ﹤0.01% |
54,619
+19,156
| +54% | +$105K |
|
2614
Advanced Energy
AEIS
$13.5B
| $300K | ﹤0.01% |
3,143
+1,025
| +48% | +$117K |
|
|
NVRO
2615
DELISTED
NEVRO CORP.
NVRO
| $298K | ﹤0.01% |
50,947
+13,906
| +38% | +$73.3K |
|
|
NIU
2616
Niu Technologies
NIU
$166M
| $297K | ﹤0.01% |
72,709
-15,095
| -17% | -$37.6K |
|
2617
Hyliion Holdings
HYLN
$798M
| $296K | ﹤0.01% |
211,528
+26,545
| +14% | +$52.6K |
|
2618
Idaho Strategic Resources
IDR
$494M
| $296K | ﹤0.01% |
20,692
+4,149
| +25% | +$51K |
|
2619
Corvus Pharmaceuticals
CRVS
$1.27B
| $284K | ﹤0.01% |
89,265
+45,491
| +104% | +$214K |
|
2620
Campbell Soup
CPB
$6.93B
| $282K | ﹤0.01% |
7,063
-9,254
| -57% | -$363K |
|
|
BKV
2621
BKV Corp
BKV
$2.82B
| $282K | ﹤0.01% |
+13,414
| New | +$303K |
|
2622
Brown-Forman Class A
BF.A
$13.2B
| $279K | ﹤0.01% |
8,321
+375
| +5% | +$12.6K |
|
|
ATXS
2623
DELISTED
Astria Therapeutics
ATXS
| $278K | ﹤0.01% |
52,107
+9,414
| +22% | +$65.9K |
|
2624
Holley
HLLY
$366M
| $277K | ﹤0.01% |
107,960
+16,168
| +18% | +$45.4K |
|
|
LAC
2625
Lithium Americas
LAC
$1.26B
| $277K | ﹤0.01% |
+102,558
| New | +$309K |
|
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.