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 | |
|---|---|---|---|---|---|---|
676
WSFS Financial
WSFS
$4.17B
| $44.2M | 0.03% |
851,215
-53,064
| -6% | -$2.86M |
|
677
Interface
TILE
$2.24B
| $43.9M | 0.03% |
2,214,325
+222,029
| +11% | +$4.84M |
|
678
United Rentals
URI
$69.7B
| $43.9M | 0.03% |
70,075
+30
| +0% | +$20.6K |
|
679
Trane Technologies
TT
$105B
| $43.8M | 0.03% |
130,116
+40,063
| +44% | +$14.5M |
|
680
TPG
TPG
$8.86B
| $43.8M | 0.03% |
922,873
-484,397
| -34% | -$28.2M |
|
681
Polaris
PII
$3.91B
| $43.7M | 0.03% |
1,067,476
+71,604
| +7% | +$3.41M |
|
682
Builders FirstSource
BLDR
$7.91B
| $43.7M | 0.03% |
349,709
-37,542
| -10% | -$5.46M |
|
|
HBI
683
DELISTED
Hanesbrands
HBI
| $43.6M | 0.03% |
7,547,938
+2,185,483
| +41% | +$15.3M |
|
684
Sea Limited
SE
$75.5B
| $43.4M | 0.03% |
332,947
+181,416
| +120% | +$22.5M |
|
685
Halliburton
HAL
$27.4B
| $43.1M | 0.03% |
1,700,364
-237,728
| -12% | -$6.25M |
|
686
Harmony Biosciences
HRMY
$2.24B
| $42.8M | 0.03% |
1,288,787
+186,183
| +17% | +$6.67M |
|
687
CVS Health
CVS
$121B
| $42.7M | 0.03% |
630,583
-174,931
| -22% | -$10.5M |
|
688
Ulta Beauty
ULTA
$22.2B
| $42.7M | 0.03% |
116,383
+31,049
| +36% | +$11.8M |
|
|
PLYA
689
DELISTED
Playa Hotels & Resorts
PLYA
| $42.6M | 0.03% |
3,193,010
+212,363
| +7% | +$2.76M |
|
690
Devon Energy
DVN
$48.8B
| $42.4M | 0.03% |
1,132,683
+235,532
| +26% | +$8.36M |
|
691
Elastic
ESTC
$8.94B
| $42.3M | 0.03% |
474,411
+108,308
| +30% | +$11.2M |
|
692
AptarGroup
ATR
$8.43B
| $42.3M | 0.03% |
284,842
-261,521
| -48% | -$39.4M |
|
693
Nucor
NUE
$61.8B
| $42.1M | 0.03% |
349,821
+45,147
| +15% | +$5.82M |
|
694
Ferguson
FERG
$48B
| $42M | 0.03% |
262,227
-16,157
| -6% | -$2.8M |
|
695
Helix Energy Solutions
HLX
$1.49B
| $41.8M | 0.03% |
5,030,111
+303,074
| +6% | +$2.55M |
|
696
Huntington Ingalls Industries
HII
$12.8B
| $41.7M | 0.03% |
204,420
+67,274
| +49% | +$12.8M |
|
697
Customers Bancorp
CUBI
$2.82B
| $41.7M | 0.03% |
830,023
+56,251
| +7% | +$2.95M |
|
698
Associated Banc-Corp
ASB
$6.07B
| $41.5M | 0.03% |
1,841,927
+206,259
| +13% | +$4.95M |
|
699
Weis Markets
WMK
$1.77B
| $41.4M | 0.03% |
536,851
+51,564
| +11% | +$3.71M |
|
700
Iron Mountain
IRM
$37.7B
| $41.2M | 0.03% |
479,116
-146,279
| -23% | -$14.1M |
|
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.