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 | |
|---|---|---|---|---|---|---|
|
FLOC
601
Flowco Holdings
FLOC
$1B
| $50.6M | 0.03% |
+1,972,180
| New | +$52M |
|
602
Arch Capital
ACGL
$33.5B
| $50.5M | 0.03% |
525,068
+96,054
| +22% | +$8.86M |
|
603
Atkore
ATKR
$3.17B
| $50.4M | 0.03% |
840,505
+56,692
| +7% | +$4.05M |
|
604
Regal Rexnord
RRX
$11.4B
| $50.4M | 0.03% |
442,718
+8,588
| +2% | +$1.19M |
|
605
Expro Ltd
XPRO
$2.1B
| $50.4M | 0.03% |
5,065,985
+859,000
| +20% | +$10.6M |
|
|
BLD
606
DELISTED
TopBuild
BLD
| $50.2M | 0.03% |
164,729
+14,927
| +10% | +$4.78M |
|
607
Vulcan Materials
VMC
$36B
| $50.2M | 0.03% |
215,285
+17,571
| +9% | +$4.46M |
|
608
Ralph Lauren
RL
$23.1B
| $50.1M | 0.03% |
226,912
+40,737
| +22% | +$10.1M |
|
609
Pathward Financial
CASH
$1.79B
| $50.1M | 0.03% |
686,423
+43,273
| +7% | +$3.3M |
|
610
Intuit
INTU
$98B
| $50.1M | 0.03% |
81,535
+31,001
| +61% | +$18.6M |
|
|
DFS
611
DELISTED
Discover Financial Services
DFS
| $50M | 0.03% |
292,680
+218,165
| +293% | +$39.9M |
|
612
Mirion Technologies
MIR
$3.88B
| $49.8M | 0.03% |
3,432,814
+1,047,781
| +44% | +$16.5M |
|
613
Wheaton Precious Metals
WPM
$59.9B
| $49.6M | 0.03% |
639,579
+23,874
| +4% | +$1.59M |
|
614
Marathon Petroleum
MPC
$100B
| $49.4M | 0.03% |
338,863
+53,755
| +19% | +$7.95M |
|
615
Enterprise Financial Services Corp
EFSC
$2.4B
| $49M | 0.03% |
911,911
+63,972
| +8% | +$3.68M |
|
616
Andersons Inc
ANDE
$2.21B
| $48.9M | 0.03% |
1,139,778
-27,003
| -2% | -$1.15M |
|
617
Bank of N.T. Butterfield & Son
NTB
$2.51B
| $48.9M | 0.03% |
1,257,197
+114,367
| +10% | +$4.33M |
|
618
La-Z-Boy
LZB
$1.67B
| $48.9M | 0.03% |
1,250,053
+100,817
| +9% | +$4.37M |
|
619
ArcBest
ARCB
$3.28B
| $48.7M | 0.03% |
689,895
+70,976
| +11% | +$6.15M |
|
|
FYBR
620
DELISTED
Frontier Communications
FYBR
| $48.7M | 0.03% |
1,357,235
-346,575
| -20% | -$12.4M |
|
621
TransAlta
TAC
$3.99B
| $48.6M | 0.03% |
5,212,856
+342,630
| +7% | +$3.79M |
|
622
Embecta
EMBC
$290M
| $48.6M | 0.03% |
3,813,411
+551,477
| +17% | +$8.83M |
|
623
Lincoln Electric
LECO
$15.5B
| $48.6M | 0.03% |
256,909
+26,898
| +12% | +$5.28M |
|
624
Kodiak Gas Services
KGS
$6.3B
| $48.6M | 0.03% |
1,302,080
+362,621
| +39% | +$15.5M |
|
625
Carter's
CRI
$1.44B
| $48.4M | 0.03% |
1,183,289
+116,113
| +11% | +$5.58M |
|
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.