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 | |
|---|---|---|---|---|---|---|
2026
PCB Bancorp
PCB
$395M
| $1.78M | ﹤0.01% |
94,923
+60
| +0.1% | +$1.16K |
|
|
AVNS
2027
DELISTED
Avanos Medical
AVNS
| $1.76M | ﹤0.01% |
122,947
+17,835
| +17% | +$278K |
|
|
SWI
2028
DELISTED
SolarWinds Corporation Common Stock
SWI
| $1.76M | ﹤0.01% |
95,518
+5,464
| +6% | +$91.7K |
|
2029
APi Group
APG
$18.8B
| $1.76M | ﹤0.01% |
73,797
-2,669
| -3% | -$66.9K |
|
2030
Liquidity Services
LQDT
$1.35B
| $1.76M | ﹤0.01% |
56,703
+8,379
| +17% | +$279K |
|
2031
Adtran
ADTN
$665M
| $1.76M | ﹤0.01% |
201,491
+29,391
| +17% | +$296K |
|
2032
Trupanion
TRUP
$1.33B
| $1.75M | ﹤0.01% |
46,969
+23,928
| +104% | +$995K |
|
2033
Hackett Group
HCKT
$278M
| $1.75M | ﹤0.01% |
59,877
+6,904
| +13% | +$208K |
|
2034
Grocery Outlet
GO
$1.07B
| $1.75M | ﹤0.01% |
125,113
+15,919
| +15% | +$235K |
|
2035
Brown-Forman Class B
BF.B
$12.8B
| $1.74M | ﹤0.01% |
51,395
+3,739
| +8% | +$126K |
|
2036
Core Laboratories
CLB
$571M
| $1.74M | ﹤0.01% |
116,356
+19,984
| +21% | +$335K |
|
|
CWBC
2037
Community West Bancshares
CWBC
$706M
| $1.74M | ﹤0.01% |
94,356
-8,653
| -8% | -$162K |
|
2038
Universal Display
OLED
$4.23B
| $1.74M | ﹤0.01% |
12,481
+261
| +2% | +$39K |
|
2039
Option Care Health
OPCH
$3.57B
| $1.74M | ﹤0.01% |
49,744
-1,223,779
| -96% | -$38.4M |
|
2040
NextDecade
NEXT
$1.8B
| $1.74M | ﹤0.01% |
223,354
+182,032
| +441% | +$1.47M |
|
2041
iShares MSCI Taiwan ETF
EWT
$11.6B
| $1.73M | ﹤0.01% |
36,504
+1,956
| +6% | +$101K |
|
2042
Procore
PCOR
$8.81B
| $1.73M | ﹤0.01% |
26,244
+555
| +2% | +$41.9K |
|
2043
ANI Pharmaceuticals
ANIP
$1.72B
| $1.73M | ﹤0.01% |
25,837
-34,411
| -57% | -$2.06M |
|
2044
Grab
GRAB
$15.1B
| $1.72M | ﹤0.01% |
379,397
+134,636
| +55% | +$628K |
|
2045
Pagaya Technologies
PGY
$1.79B
| $1.71M | ﹤0.01% |
163,450
+122,277
| +297% | +$1.36M |
|
2046
Atour Lifestyle Holdings
ATAT
$4.6B
| $1.71M | ﹤0.01% |
60,301
-2,471
| -4% | -$70.5K |
|
2047
STRATTEC Security
STRT
$341M
| $1.7M | ﹤0.01% |
43,088
+29,498
| +217% | +$1.27M |
|
2048
Ubiquiti
UI
$35B
| $1.7M | ﹤0.01% |
5,471
+2,234
| +69% | +$790K |
|
|
FFWM
2049
DELISTED
First Foundation Inc
FFWM
| $1.7M | ﹤0.01% |
326,741
-85,099
| -21% | -$456K |
|
|
THR
2050
DELISTED
Thermon Group Holdings
THR
| $1.69M | ﹤0.01% |
60,800
+10,874
| +22% | +$315K |
|
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.