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 | |
|---|---|---|---|---|---|---|
126
Atmos Energy
ATO
$28.9B
| $226M | 0.14% |
1,464,818
-276,380
| -16% | -$40.3M |
|
127
Vertex Pharmaceuticals
VRTX
$133B
| $226M | 0.14% |
465,741
-7,619
| -2% | -$3.55M |
|
128
Morgan Stanley
MS
$346B
| $225M | 0.14% |
1,927,525
-404,435
| -17% | -$52.1M |
|
129
Public Storage
PSA
$60.8B
| $225M | 0.14% |
750,786
+88,038
| +13% | +$26.3M |
|
130
Willis Towers Watson
WTW
$31.6B
| $220M | 0.14% |
651,497
-92,621
| -12% | -$30.2M |
|
131
Walmart Inc
WMT
$921B
| $220M | 0.14% |
2,507,640
-481,614
| -16% | -$45.2M |
|
132
Acuity Brands
AYI
$10.7B
| $219M | 0.13% |
832,491
+24,225
| +3% | +$7.33M |
|
133
Oshkosh
OSK
$9.51B
| $219M | 0.13% |
2,328,880
+298,470
| +15% | +$29.9M |
|
134
GFL Environmental
GFL
$14.9B
| $218M | 0.13% |
4,515,302
+2,102,663
| +87% | +$95.3M |
|
135
Labcorp
LH
$26.2B
| $218M | 0.13% |
936,775
+15,591
| +2% | +$3.78M |
|
136
Constellation Brands
STZ
$23.2B
| $218M | 0.13% |
1,185,487
-186,998
| -14% | -$34M |
|
137
Copart
CPRT
$26.8B
| $217M | 0.13% |
3,832,465
+1,494,457
| +64% | +$84.1M |
|
138
AT&T
T
$167B
| $216M | 0.13% |
7,645,589
+738,182
| +11% | +$18.6M |
|
139
Packaging Corp of America
PKG
$23B
| $216M | 0.13% |
1,090,307
+187,800
| +21% | +$40.1M |
|
140
Republic Services
RSG
$66B
| $216M | 0.13% |
891,516
-120,340
| -12% | -$27M |
|
141
Dominion Energy
D
$60.1B
| $213M | 0.13% |
3,796,524
+32,626
| +0.9% | +$1.79M |
|
142
Northern Oil and Gas
NOG
$2.52B
| $210M | 0.13% |
6,953,377
+415,781
| +6% | +$14.2M |
|
143
Ventas
VTR
$46.3B
| $208M | 0.13% |
3,024,006
-136,885
| -4% | -$8.74M |
|
144
UMB Financial
UMBF
$11.4B
| $208M | 0.13% |
2,054,007
+146,585
| +8% | +$16.2M |
|
145
Wabtec
WAB
$49.9B
| $206M | 0.13% |
1,137,335
-8,507
| -0.7% | -$1.63M |
|
146
CrowdStrike
CRWD
$227B
| $206M | 0.13% |
2,335,848
-293,120
| -11% | -$27.9M |
|
147
Targa Resources
TRGP
$57.7B
| $205M | 0.13% |
1,024,253
+49,965
| +5% | +$9.92M |
|
148
Amdocs
DOX
$6.12B
| $205M | 0.13% |
2,242,829
+426,911
| +24% | +$37.3M |
|
149
Quest Diagnostics
DGX
$26.4B
| $205M | 0.13% |
1,211,911
-313,011
| -21% | -$51.4M |
|
150
Xcel Energy
XEL
$49.6B
| $203M | 0.12% |
2,874,236
-287,437
| -9% | -$19.6M |
|
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.