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 | |
|---|---|---|---|---|---|---|
|
BRSL
2676
Brightstar Lottery PLC
BRSL
$2.15B
| $223K | ﹤0.01% |
13,684
-82
| -0.6% | -$1.42K |
|
2677
Enanta Pharmaceuticals
ENTA
$391M
| $221K | ﹤0.01% |
40,004
+3,042
| +8% | +$18.8K |
|
2678
Arq
ARQ
$99.6M
| $220K | ﹤0.01% |
52,642
+13,925
| +36% | +$79K |
|
2679
Byrna Technologies
BYRN
$97.6M
| $218K | ﹤0.01% |
+12,970
| New | +$335K |
|
2680
Lucid Motors
LCID
$2.54B
| $218K | ﹤0.01% |
9,023
+660
| +8% | +$17.6K |
|
2681
BRC Inc
BRCC
$212M
| $218K | ﹤0.01% |
104,349
-1,352
| -1% | -$3.44K |
|
2682
Tyra Biosciences
TYRA
$1.49B
| $218K | ﹤0.01% |
23,431
+1,289
| +6% | +$16.7K |
|
2683
Erasca
ERAS
$6.25B
| $217K | ﹤0.01% |
158,081
-205,490
| -57% | -$353K |
|
|
ONTF
2684
DELISTED
ON24
ONTF
| $215K | ﹤0.01% |
41,333
+10,171
| +33% | +$63.1K |
|
|
PGRE
2685
DELISTED
Paramount Group
PGRE
| $214K | ﹤0.01% |
49,749
+34,306
| +222% | +$155K |
|
|
TECX
2686
Tectonic Therapeutic
TECX
$664M
| $214K | ﹤0.01% |
+12,057
| New | +$393K |
|
2687
Hanover Bancorp
HNVR
$194M
| $214K | ﹤0.01% |
+9,736
| New | +$233K |
|
2688
Revolve Group
RVLV
$1.72B
| $212K | ﹤0.01% |
9,888
-6,383
| -39% | -$177K |
|
2689
Weyco Group
WEYS
$437M
| $211K | ﹤0.01% |
6,912
| – | – |
|
2690
Kodiak Sciences
KOD
$2.5B
| $210K | ﹤0.01% |
75,042
+15,075
| +25% | +$82K |
|
2691
Arteris
AIP
$1.36B
| $209K | ﹤0.01% |
30,260
-97
| -0.3% | -$927 |
|
2692
Ituran Location and Control
ITRN
$1.06B
| $209K | ﹤0.01% |
+5,772
| New | +$208K |
|
|
PHX
2693
DELISTED
PHX Minerals
PHX
| $208K | ﹤0.01% |
52,622
| – | – |
|
2694
908 Devices
MASS
$418M
| $205K | ﹤0.01% |
45,814
+4,471
| +11% | +$13.2K |
|
2695
Savers
SVV
$1.67B
| $205K | ﹤0.01% |
29,696
+14,286
| +93% | +$132K |
|
2696
Enviri
NVRI
$564M
| $202K | ﹤0.01% |
30,370
+979
| +3% | +$7.7K |
|
|
DHC
2697
Diversified Healthcare Trust
DHC
$2.03B
| $202K | ﹤0.01% |
+83,979
| New | +$207K |
|
2698
Evolv Technologies
EVLV
$1.04B
| $198K | ﹤0.01% |
63,315
+3,633
| +6% | +$12.8K |
|
2699
Rezolute
RZLT
$443M
| $197K | ﹤0.01% |
67,925
+3,334
| +5% | +$14.5K |
|
2700
IDEAYA Biosciences
IDYA
$3.53B
| $195K | ﹤0.01% |
+11,908
| New | +$254K |
|
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.