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 | |
|---|---|---|---|---|---|---|
2426
3D Systems Corp
DDD
$601M
| $594K | ﹤0.01% |
280,377
+58,070
| +26% | +$197K |
|
2427
Agilon Health
AGL
$1.49B
| $594K | ﹤0.01% |
+5,489
| New | +$478K |
|
2428
Eastern Company
EML
$154M
| $594K | ﹤0.01% |
23,468
-23
| -0.1% | -$624 |
|
2429
CRISPR Therapeutics
CRSP
$5.22B
| $593K | ﹤0.01% |
17,436
-23
| -0.1% | -$975 |
|
2430
Gray Television
GTN
$520M
| $593K | ﹤0.01% |
137,338
+13,123
| +11% | +$51.6K |
|
2431
Braze
BRZE
$3.36B
| $593K | ﹤0.01% |
+16,441
| New | +$662K |
|
2432
Tiptree Inc
TIPT
$677M
| $587K | ﹤0.01% |
+24,376
| New | +$518K |
|
2433
Zumiez
ZUMZ
$319M
| $584K | ﹤0.01% |
39,247
-5,140
| -12% | -$79.3K |
|
2434
Hawthorn Bancshares
HWBK
$277M
| $582K | ﹤0.01% |
20,603
-438
| -2% | -$13.4K |
|
2435
monday.com
MNDY
$3.99B
| $581K | ﹤0.01% |
2,391
-231
| -9% | -$61K |
|
2436
Charles River Laboratories
CRL
$13.4B
| $580K | ﹤0.01% |
3,853
+869
| +29% | +$146K |
|
|
FSUN
2437
FirstSun Capital Bancorp
FSUN
$2.02B
| $580K | ﹤0.01% |
+16,039
| New | +$639K |
|
2438
Axogen
AXGN
$2.58B
| $577K | ﹤0.01% |
31,206
-3,693
| -11% | -$66.6K |
|
2439
Flutter Entertainment
FLUT
$17.1B
| $576K | ﹤0.01% |
2,601
+1,430
| +122% | +$370K |
|
|
STR
2440
DELISTED
Sitio Royalties
STR
| $575K | ﹤0.01% |
28,957
+2,825
| +11% | +$57.2K |
|
2441
Ribbon Communications
RBBN
$377M
| $573K | ﹤0.01% |
146,176
+46,903
| +47% | +$198K |
|
2442
Mama's Creations
MAMA
$790M
| $571K | ﹤0.01% |
87,687
+4,702
| +6% | +$32.4K |
|
|
SMC
2443
Summit Midstream
SMC
$480M
| $571K | ﹤0.01% |
16,836
+5,989
| +55% | +$241K |
|
2444
Forward Air
FWRD
$682M
| $570K | ﹤0.01% |
28,349
+18,511
| +188% | +$511K |
|
2445
Organogenesis Holdings
ORGO
$226M
| $567K | ﹤0.01% |
131,220
+32,328
| +33% | +$131K |
|
|
CURB
2446
Curbline Properties
CURB
$3.46B
| $566K | ﹤0.01% |
23,399
-138
| -0.6% | -$3.32K |
|
2447
TaskUs
TASK
$667M
| $564K | ﹤0.01% |
41,359
+4,471
| +12% | +$67.2K |
|
2448
Revvity
RVTY
$13.1B
| $561K | ﹤0.01% |
5,302
-302
| -5% | -$34.8K |
|
2449
iShares MSCI EAFE Small-Cap ETF
SCZ
$13.6B
| $561K | ﹤0.01% |
8,829
-93,216
| -91% | -$5.89M |
|
2450
Spok Holdings
SPOK
$230M
| $561K | ﹤0.01% |
34,097
+4,170
| +14% | +$67.8K |
|
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.