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 |
Microsoft
MSFT
|
+$430M |
| 2 |
MRSH
Marsh
MRSH
|
+$342M |
| 3 |
Honeywell
HON
|
+$212M |
| 4 |
Owens Corning
OC
|
+$206M |
| 5 |
Coeur Mining
CDE
|
+$174M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Amazon
AMZN
|
+$513M |
| 2 |
Alphabet (Google) Class A
GOOGL
|
+$440M |
| 3 |
NVIDIA
NVDA
|
+$416M |
| 4 |
Kenvue
KVUE
|
+$306M |
| 5 |
Apple
AAPL
|
+$213M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.15% |
| 2 | Financials | 13.37% |
| 3 | Consumer Discretionary | 11.55% |
| 4 | Industrials | 10.99% |
| 5 | Healthcare | 9.31% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
701
Rio Tinto
RIO
$165B
| $55.6M | 0.03% |
595,530
+176,662
| +42% | +$16.1M |
|
702
ProPetro Holding
PUMP
$1.43B
| $55.4M | 0.03% |
3,846,880
+355,544
| +10% | +$4.25M |
|
703
Dorian LPG
LPG
$1.93B
| $55.4M | 0.03% |
1,620,013
+24,458
| +2% | +$774K |
|
704
Liberty Media Series C
FWONK
$25.7B
| $55.3M | 0.03% |
650,188
+40,531
| +7% | +$3.54M |
|
705
American Century Diversified Corporate Bond ETF
KORP
$897M
| $55.3M | 0.03% |
1,185,554
+3
| +0% | +$142 |
|
706
Lyft
LYFT
$6.5B
| $55.1M | 0.03% |
4,145,671
+2,997,009
| +261% | +$46.4M |
|
707
Magnite
MGNI
$3.5B
| $55M | 0.03% |
4,626,816
-660,112
| -12% | -$8.85M |
|
708
Agree Realty
ADC
$9.23B
| $54.9M | 0.03% |
727,653
-60,737
| -8% | -$4.6M |
|
709
Exelixis
EXEL
$13.2B
| $54.6M | 0.03% |
1,272,244
-89,147
| -7% | -$3.83M |
|
710
Constellation Brands
STZ
$22.8B
| $54.4M | 0.03% |
362,731
+168,148
| +86% | +$26M |
|
711
Andersons Inc
ANDE
$2.22B
| $54.4M | 0.03% |
757,448
+416,176
| +122% | +$26.7M |
|
|
CNR
712
Core Natural Resources Inc
CNR
$4.53B
| $54.4M | 0.03% |
519,033
-527,784
| -50% | -$50.2M |
|
713
Intuit
INTU
$90.3B
| $54.1M | 0.03% |
125,099
+8,571
| +7% | +$4.09M |
|
714
Applied Industrial Technologies
AIT
$13.3B
| $53.6M | 0.03% |
202,113
-8,830
| -4% | -$2.4M |
|
715
Western Digital
WDC
$152B
| $53.6M | 0.03% |
198,164
+56,079
| +39% | +$14.6M |
|
|
RAL
716
Ralliant Corp
RAL
$7.69B
| $53.4M | 0.03% |
1,283,613
+23,515
| +2% | +$1.11M |
|
717
Trustmark
TRMK
$2.73B
| $53.4M | 0.03% |
1,266,299
+391,271
| +45% | +$16.5M |
|
718
Columbia Sportswear
COLM
$2.91B
| $53.3M | 0.03% |
972,499
-8,041
| -0.8% | -$462K |
|
719
Principal Financial Group
PFG
$24.4B
| $53.3M | 0.03% |
591,228
+161,237
| +37% | +$14.7M |
|
720
Best Buy
BBY
$17.3B
| $53.2M | 0.03% |
828,666
-35,696
| -4% | -$2.34M |
|
|
XYZ
721
Block Inc
XYZ
$47.8B
| $53.1M | 0.03% |
882,270
+36,136
| +4% | +$2.2M |
|
722
EnerSys
ENS
$6.82B
| $53.1M | 0.03% |
305,544
+13,231
| +5% | +$2.24M |
|
723
VICI Properties
VICI
$28.8B
| $53.1M | 0.03% |
1,942,083
-491,748
| -20% | -$14.1M |
|
724
Sabesp
SBS
$18.4B
| $52.7M | 0.03% |
8,632,930
+803,241
| +10% | +$4.41M |
|
725
Crane Co
CR
$12.8B
| $52.6M | 0.03% |
307,552
-1,733
| -0.6% | -$333K |
|
Similar funds
American Century Companies's Q1 2026 Portfolio in Review
As of Q1 2026, American Century Companies held 2,945 positions worth $194B, down 2.4% from $199B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
American Century Companies's Q1 2026 filing shows 133 new, 1,604 increased, 1,039 reduced and 115 closed positions. Its largest new stake was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M. The largest sale was Amazon, an estimated $513M.
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 2026 buy was Sunbelt Rentals Holdings: 2,015,224 shares worth $127M.
- American Century Companies added most to Microsoft in Q1 2026, an estimated $430M increase.
- American Century Companies's biggest Q1 2026 reduction was Amazon, cutting an estimated $513M.
- American Century Companies fully exited Icon in Q1 2026, selling an estimated $189M.
- American Century Companies's ten largest holdings make up 24% of its $194B portfolio in Q1 2026.
- American Century Companies opened 133 new positions and closed 115 in Q1 2026.
- American Century Companies's portfolio value fell 2.4% quarter-over-quarter to $194B.
Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.