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 | |
|---|---|---|---|---|---|---|
2501
Xerox
XRX
$410M
| $481K | ﹤0.01% |
99,488
+86,717
| +679% | +$651K |
|
2502
Hain Celestial
HAIN
$54.4M
| $475K | ﹤0.01% |
114,521
-16,491
| -13% | -$73.7K |
|
2503
The RMR Group
RMR
$342M
| $473K | ﹤0.01% |
28,431
-3,562
| -11% | -$65.5K |
|
|
VMEO
2504
DELISTED
Vimeo
VMEO
| $467K | ﹤0.01% |
88,720
-29,194
| -25% | -$177K |
|
2505
Ouster
OUST
$3.34B
| $466K | ﹤0.01% |
51,882
+14,875
| +40% | +$147K |
|
2506
Monte Rosa Therapeutics
GLUE
$1.37B
| $466K | ﹤0.01% |
100,406
+23,556
| +31% | +$144K |
|
|
TSVT
2507
DELISTED
2seventy bio
TSVT
| $466K | ﹤0.01% |
94,272
+720
| +0.8% | +$2.29K |
|
2508
NB Bancorp
NBBK
$1B
| $464K | ﹤0.01% |
25,697
+1,903
| +8% | +$35.4K |
|
2509
Asure Software
ASUR
$241M
| $464K | ﹤0.01% |
48,562
+9,249
| +24% | +$101K |
|
2510
SentinelOne
S
$7.82B
| $462K | ﹤0.01% |
25,411
-4,321
| -15% | -$93.7K |
|
2511
Red River Bancshares
RRBI
$682M
| $462K | ﹤0.01% |
8,938
| – | – |
|
2512
Vanguard Morningstar Total Stock Market ETF
VTI
$695B
| $458K | ﹤0.01% |
+1,667
| New | +$484K |
|
2513
Liberty Live Group Series A
LLYVA
$9.56B
| $457K | ﹤0.01% |
6,793
+3,412
| +101% | +$238K |
|
2514
First Community Corp
FCCO
$324M
| $456K | ﹤0.01% |
+20,199
| New | +$492K |
|
2515
American Express Global Business Travel
GBTG
$4.94B
| $455K | ﹤0.01% |
+62,687
| New | +$529K |
|
|
ETWO
2516
DELISTED
E2open Parent Holdings
ETWO
| $454K | ﹤0.01% |
226,943
-754
| -0.3% | -$1.87K |
|
|
GRAL
2517
GRAIL Inc
GRAL
$3.04B
| $452K | ﹤0.01% |
17,702
+5,712
| +48% | +$176K |
|
2518
MGP Ingredients
MGPI
$387M
| $452K | ﹤0.01% |
15,382
+1,622
| +12% | +$54.3K |
|
2519
Allegro MicroSystems
ALGM
$8.43B
| $452K | ﹤0.01% |
17,982
-760
| -4% | -$19K |
|
2520
Kiniksa Pharmaceuticals
KNSA
$6.09B
| $452K | ﹤0.01% |
20,333
-21,085
| -51% | -$434K |
|
2521
Kura Oncology
KURA
$920M
| $446K | ﹤0.01% |
67,563
+857
| +1% | +$6.68K |
|
2522
Lumen
LUMN
$6.54B
| $446K | ﹤0.01% |
113,736
-23,225
| -17% | -$116K |
|
2523
Digital Turbine
APPS
$1.52B
| $446K | ﹤0.01% |
164,206
+44,620
| +37% | +$145K |
|
2524
Patria Investments
PAX
$1.83B
| $445K | ﹤0.01% |
39,441
+353
| +0.9% | +$4.12K |
|
|
ITOS
2525
DELISTED
iTeos Therapeutics
ITOS
| $445K | ﹤0.01% |
74,532
+6,595
| +10% | +$48.4K |
|
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.