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 | |
|---|---|---|---|---|---|---|
2576
Quad
QUAD
$506M
| $372K | ﹤0.01% |
68,209
+13,601
| +25% | +$86.4K |
|
2577
Zymeworks
ZYME
$1.83B
| $371K | ﹤0.01% |
31,147
-8,795
| -22% | -$120K |
|
|
UDMY
2578
DELISTED
Udemy
UDMY
| $368K | ﹤0.01% |
47,460
-12,092
| -20% | -$103K |
|
2579
Zillow
ZG
$8.15B
| $367K | ﹤0.01% |
5,488
-356
| -6% | -$26.3K |
|
|
HUYA
2580
Huya Inc
HUYA
$538M
| $365K | ﹤0.01% |
113,665
+421
| +0.4% | +$1.52K |
|
2581
Bit Digital
BTBT
$520M
| $362K | ﹤0.01% |
179,089
+95,285
| +114% | +$275K |
|
2582
Fulcrum Therapeutics
FULC
$283M
| $356K | ﹤0.01% |
123,711
+3,100
| +3% | +$11.4K |
|
2583
Corsair Gaming
CRSR
$1.45B
| $354K | ﹤0.01% |
+39,943
| New | +$394K |
|
2584
PTC
PTC
$16.7B
| $352K | ﹤0.01% |
2,271
+73
| +3% | +$12.6K |
|
|
LOGC
2585
DELISTED
ContextLogic
LOGC
| $351K | ﹤0.01% |
50,314
+7,955
| +19% | +$59.2K |
|
2586
Copel
ELPC
$7.87B
| $350K | ﹤0.01% |
51,962
+78
| +0.2% | +$469 |
|
|
SRTA
2587
Strata Critical Medical Inc
SRTA
$528M
| $348K | ﹤0.01% |
127,462
+17,514
| +16% | +$62.8K |
|
2588
Farmers & Merchants Bancorp
FMAO
$486M
| $347K | ﹤0.01% |
14,505
-24
| -0.2% | -$617 |
|
2589
SolarEdge
SEDG
$1.98B
| $345K | ﹤0.01% |
+21,298
| New | +$331K |
|
2590
Tetra Tech
TTEK
$9.33B
| $343K | ﹤0.01% |
11,724
+2,225
| +23% | +$74.7K |
|
2591
Veracyte
VCYT
$3.42B
| $340K | ﹤0.01% |
11,452
-433
| -4% | -$16.5K |
|
2592
InMode
INMD
$875M
| $337K | ﹤0.01% |
18,994
+1,087
| +6% | +$19.6K |
|
|
WBTN
2593
WEBTOON Entertainment Inc
WBTN
$1.15B
| $336K | ﹤0.01% |
43,803
+28,867
| +193% | +$315K |
|
2594
iShares S&P Mid-Cap 400 Growth ETF
IJK
$11.3B
| $333K | ﹤0.01% |
+4,000
| New | +$360K |
|
2595
XBiotech
XBIT
$71M
| $329K | ﹤0.01% |
101,658
-22,587
| -18% | -$77.9K |
|
2596
FVCBankcorp
FVCB
$339M
| $326K | ﹤0.01% |
30,886
-1,224
| -4% | -$14K |
|
|
AEVA
2597
Aeva Technologies
AEVA
$1.56B
| $326K | ﹤0.01% |
46,623
+20,934
| +81% | +$86.3K |
|
2598
Tyler Technologies
TYL
$13.5B
| $321K | ﹤0.01% |
552
+71
| +15% | +$42.2K |
|
2599
Citi Trends
CTRN
$621M
| $320K | ﹤0.01% |
14,470
+1,371
| +10% | +$33.9K |
|
2600
Twin Disc
TWIN
$349M
| $320K | ﹤0.01% |
42,266
-10,388
| -20% | -$101K |
|
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.