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 |
Netflix
NFLX
|
+$294M |
| 2 |
Booking.com
BKNG
|
+$259M |
| 3 |
TSMC
TSM
|
+$196M |
| 4 |
ServiceNow
NOW
|
+$194M |
| 5 |
Kenvue
KVUE
|
+$192M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$561M |
| 2 |
Palantir
PLTR
|
+$322M |
| 3 |
Progressive
PGR
|
+$228M |
| 4 |
Alphabet (Google) Class A
GOOGL
|
+$219M |
| 5 |
Salesforce
CRM
|
+$201M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 26.45% |
| 2 | Financials | 14.55% |
| 3 | Consumer Discretionary | 12.7% |
| 4 | Industrials | 10.1% |
| 5 | Healthcare | 9.64% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
|
THRD
2676
DELISTED
Third Harmonic Bio
THRD
| $186K | ﹤0.01% |
34,299
+2,632
| +8% | +$13.1K |
|
|
VMEO
2677
DELISTED
Vimeo
VMEO
| $183K | ﹤0.01% |
45,238
-43,482
| -49% | -$201K |
|
|
VIGL
2678
DELISTED
Vigil Neuroscience
VIGL
| $182K | ﹤0.01% |
22,879
+2,621
| +13% | +$11.8K |
|
2679
Bausch Health
BHC
$2.34B
| $182K | ﹤0.01% |
27,236
| – | – |
|
2680
Absci
ABSI
$1.63B
| $181K | ﹤0.01% |
70,562
-94,616
| -57% | -$266K |
|
2681
4D Molecular Therapeutics
FDMT
$602M
| $181K | ﹤0.01% |
48,810
+5,026
| +11% | +$17.7K |
|
|
BLFY
2682
DELISTED
Blue Foundry Bancorp
BLFY
| $181K | ﹤0.01% |
18,913
-542
| -3% | -$5.02K |
|
|
MLNK
2683
DELISTED
MeridianLink
MLNK
| $179K | ﹤0.01% |
11,055
-28,260
| -72% | -$472K |
|
|
DAWN
2684
DELISTED
Day One Biopharmaceuticals
DAWN
| $178K | ﹤0.01% |
27,330
+12,915
| +90% | +$88.8K |
|
2685
Duluth Holdings
DLTH
$152M
| $172K | ﹤0.01% |
81,973
| – | – |
|
2686
Innovative Solutions & Support
ISSC
$392M
| $172K | ﹤0.01% |
12,386
+2,228
| +22% | +$20.2K |
|
2687
Arvinas
ARVN
$583M
| $169K | ﹤0.01% |
+22,964
| New | +$169K |
|
2688
CuriosityStream
CURI
$229M
| $167K | ﹤0.01% |
+29,663
| New | +$136K |
|
2689
Nkarta
NKTX
$168M
| $163K | ﹤0.01% |
98,097
+1,259
| +1% | +$2.31K |
|
2690
HF Foods Group
HFFG
$97M
| $162K | ﹤0.01% |
+50,955
| New | +$194K |
|
2691
Cerence
CRNC
$394M
| $162K | ﹤0.01% |
+15,851
| New | +$140K |
|
2692
Seer Inc
SEER
$115M
| $161K | ﹤0.01% |
75,169
-832
| -1% | -$1.67K |
|
2693
Asana
ASAN
$2.19B
| $158K | ﹤0.01% |
+11,732
| New | +$184K |
|
2694
Design Therapeutics
DSGN
$912M
| $156K | ﹤0.01% |
46,385
+1,970
| +4% | +$7.37K |
|
2695
Lantronix
LTRX
$276M
| $156K | ﹤0.01% |
54,223
-95
| -0.2% | -$216 |
|
2696
SITE Centers
SITC
$157M
| $152K | ﹤0.01% |
13,424
-440
| -3% | -$5.27K |
|
|
PLL
2697
DELISTED
Piedmont Lithium
PLL
| $150K | ﹤0.01% |
25,753
+1,958
| +8% | +$12.8K |
|
2698
CS Disco
LAW
$292M
| $150K | ﹤0.01% |
34,215
-1,342
| -4% | -$5.26K |
|
2699
Star Group
SGU
$411M
| $149K | ﹤0.01% |
12,697
-198
| -2% | -$2.44K |
|
2700
BioCryst Pharmaceuticals
BCRX
$2.5B
| $146K | ﹤0.01% |
16,331
-121,382
| -88% | -$1.13M |
|
Similar funds
American Century Companies's Q2 2025 Portfolio in Review
As of Q2 2025, American Century Companies held 2,995 positions worth $184B, up 13% from $163B the previous quarter. Its ten largest holdings account for 26% of the portfolio.
American Century Companies's Q2 2025 filing shows 109 new, 1,777 increased, 829 reduced and 148 closed positions. Its largest new stake was Ferrari: 223,184 shares worth $110M. The largest sale was Apple, an estimated $561M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Financials and Consumer Discretionary.
- American Century Companies's largest Q2 2025 buy was Ferrari: 223,184 shares worth $110M.
- American Century Companies added most to Netflix in Q2 2025, an estimated $294M increase.
- American Century Companies's biggest Q2 2025 reduction was Apple, cutting an estimated $561M.
- American Century Companies fully exited Beacon Roofing Supply, Inc. in Q2 2025, selling an estimated $123M.
- American Century Companies's ten largest holdings make up 26% of its $184B portfolio in Q2 2025.
- American Century Companies opened 109 new positions and closed 148 in Q2 2025.
- American Century Companies's portfolio value rose 13% quarter-over-quarter to $184B.
Based on American Century Companies's 13F filing for Q2 2025, filed 12 Aug 2025.