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 | |
|---|---|---|---|---|---|---|
2126
MVB Financial
MVBF
$387M
| $1.93M | ﹤0.01% |
77,551
-37,707
| -33% | -$1.01M |
|
2127
Stride
LRN
$3.33B
| $1.92M | ﹤0.01% |
21,814
-436,712
| -95% | -$35.4M |
|
2128
Theravance Biopharma
TBPH
$876M
| $1.91M | ﹤0.01% |
117,738
+13,444
| +13% | +$238K |
|
|
Q
2129
Qnity Electronics Inc
Q
$28.1B
| $1.89M | ﹤0.01% |
16,404
-29,059
| -64% | -$3.08M |
|
|
DAWN
2130
DELISTED
Day One Biopharmaceuticals
DAWN
| $1.89M | ﹤0.01% |
88,278
+9,353
| +12% | +$132K |
|
|
LNKB
2131
DELISTED
LINKBANCORP
LNKB
| $1.89M | ﹤0.01% |
226,859
+214,073
| +1,674% | +$1.85M |
|
2132
Global Payments
GPN
$22.8B
| $1.89M | ﹤0.01% |
28,088
-122,758
| -81% | -$9.05M |
|
2133
Hormel Foods
HRL
$13.6B
| $1.88M | ﹤0.01% |
82,955
+14,662
| +21% | +$350K |
|
2134
Carrier Global
CARR
$52.3B
| $1.86M | ﹤0.01% |
33,100
+4,836
| +17% | +$286K |
|
2135
Liberty Broadband Class C
LBRDK
$5.18B
| $1.86M | ﹤0.01% |
37,025
-2,955
| -7% | -$149K |
|
2136
Oric Pharmaceuticals
ORIC
$1.41B
| $1.86M | ﹤0.01% |
146,804
+11,874
| +9% | +$135K |
|
2137
Trupanion
TRUP
$1.27B
| $1.85M | ﹤0.01% |
72,275
+769
| +1% | +$23K |
|
2138
Marcus & Millichap
MMI
$1.16B
| $1.84M | ﹤0.01% |
69,229
-1,932
| -3% | -$50.8K |
|
|
GTM
2139
ZoomInfo Technologies
GTM
$1.23B
| $1.84M | ﹤0.01% |
307,207
+60,819
| +25% | +$447K |
|
2140
Medallion Financial
MFIN
$249M
| $1.84M | ﹤0.01% |
214,575
-1,600
| -0.7% | -$15.7K |
|
2141
Tyra Biosciences
TYRA
$1.57B
| $1.84M | ﹤0.01% |
47,929
+1,702
| +4% | +$55.1K |
|
2142
Franklin Covey
FC
$242M
| $1.83M | ﹤0.01% |
116,187
+68,058
| +141% | +$1.12M |
|
2143
LGI Homes
LGIH
$1.32B
| $1.83M | ﹤0.01% |
46,278
+2,281
| +5% | +$111K |
|
2144
Affiliated Managers Group
AMG
$9.6B
| $1.83M | ﹤0.01% |
6,606
-2,088
| -24% | -$629K |
|
2145
United States Lime & Minerals
USLM
$3.45B
| $1.81M | ﹤0.01% |
13,889
+5,346
| +63% | +$643K |
|
2146
Woodside Energy
WDS
$43.9B
| $1.81M | ﹤0.01% |
75,877
| – | – |
|
2147
Dorman Products
DORM
$3.95B
| $1.81M | ﹤0.01% |
17,340
+1,753
| +11% | +$209K |
|
2148
Papa John's
PZZA
$785M
| $1.8M | ﹤0.01% |
55,676
-4,239
| -7% | -$147K |
|
2149
Twist Bioscience
TWST
$7.83B
| $1.8M | ﹤0.01% |
37,838
-827,796
| -96% | -$37.1M |
|
|
FISV
2150
Fiserv Inc
FISV
$27.8B
| $1.79M | ﹤0.01% |
32,161
-48,546
| -60% | -$3M |
|
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.