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 | |
|---|---|---|---|---|---|---|
726
ResMed
RMD
$32.9B
| $39.1M | 0.02% |
174,718
+13,349
| +8% | +$3.12M |
|
727
Owens Corning
OC
$12.3B
| $38.7M | 0.02% |
271,186
+17,576
| +7% | +$2.91M |
|
728
Brinker International
EAT
$10.2B
| $38.7M | 0.02% |
259,591
-21,233
| -8% | -$3.27M |
|
729
Mach Natural Resources
MNR
$2.17B
| $38.5M | 0.02% |
2,478,355
+244,020
| +11% | +$3.94M |
|
730
Fox Class B
FOX
$24.4B
| $38.5M | 0.02% |
731,037
-216,472
| -23% | -$10.7M |
|
731
Royal Gold
RGLD
$19.1B
| $38.4M | 0.02% |
234,788
+13,017
| +6% | +$1.91M |
|
|
P
732
Everpure Inc
P
$39B
| $38.1M | 0.02% |
860,163
-33,247
| -4% | -$2.01M |
|
733
Elevance Health
ELV
$86.4B
| $38M | 0.02% |
87,444
+2,605
| +3% | +$1.05M |
|
734
American Healthcare REIT
AHR
$10.3B
| $38M | 0.02% |
1,255,257
-1,263,613
| -50% | -$36.4M |
|
735
Intercontinental Exchange
ICE
$87.2B
| $38M | 0.02% |
220,485
+17,506
| +9% | +$2.87M |
|
736
Extreme Networks
EXTR
$3.16B
| $38M | 0.02% |
2,871,898
+34,727
| +1% | +$544K |
|
737
Rocket Lab Corp
RKLB
$51.2B
| $37.9M | 0.02% |
2,119,134
-35,712
| -2% | -$856K |
|
738
Vital Farms
VITL
$498M
| $37.9M | 0.02% |
1,243,467
+1,163,399
| +1,453% | +$41.9M |
|
739
UBS Group
UBS
$176B
| $37.8M | 0.02% |
1,235,015
+83,794
| +7% | +$2.79M |
|
740
Avantor
AVTR
$9.37B
| $37.7M | 0.02% |
2,327,507
+567,704
| +32% | +$10.8M |
|
741
Franco-Nevada
FNV
$44.7B
| $37.6M | 0.02% |
238,686
-5,912
| -2% | -$827K |
|
742
Petrobras Class A
PBR.A
$104B
| $37.6M | 0.02% |
2,879,996
+190,085
| +7% | +$2.39M |
|
743
Vale
VALE
$58.7B
| $37.5M | 0.02% |
3,752,984
+416,102
| +12% | +$3.93M |
|
744
First Busey Corp
BUSE
$2.58B
| $37.4M | 0.02% |
1,731,366
+608,470
| +54% | +$14.1M |
|
745
Marvell Technology
MRVL
$199B
| $37.2M | 0.02% |
604,468
-240,597
| -28% | -$23.3M |
|
746
Supernus Pharmaceuticals
SUPN
$2.74B
| $37.2M | 0.02% |
1,135,312
-5,393
| -0.5% | -$191K |
|
747
DXP Enterprises
DXPE
$3B
| $37.2M | 0.02% |
451,728
-202,224
| -31% | -$18.7M |
|
748
TTM Technologies
TTMI
$14.6B
| $37.1M | 0.02% |
1,810,800
-4,172
| -0.2% | -$101K |
|
749
SI-BONE Inc
SIBN
$849M
| $37.1M | 0.02% |
2,642,322
+264,254
| +11% | +$4.26M |
|
750
Select Water Solutions
WTTR
$2.63B
| $36.9M | 0.02% |
3,518,256
+343,581
| +11% | +$4.17M |
|
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.