American Century Companies

American Century Companies Portfolio holdings

AUM $197B
1-Year Est. Return 27.8%
 

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.

This Quarter Est. Return
1 Year Est. Return
+27.8%
3 Year Est. Return
5 Year Est. Return
10 Year Est. Return
AUM
$159B
AUM Growth
+$13.7B
Cap. Flow
Cap. Flow %
Top 10 Hldgs %
Holding
3,004
New
Increased
Reduced
Closed

Top Buys

1 +$769M
2 +$204M
3 +$176M
4
MRK icon
Merck
MRK
+$148M
5
ALNY icon
Alnylam Pharmaceuticals
ALNY
+$143M

Top Sells

1 +$278M
2 +$272M
3 +$228M
4
ALL icon
Allstate
ALL
+$188M
5
WING icon
Wingstop
WING
+$165M

Sector Composition

1 Technology 25.13%
2 Financials 13.26%
3 Healthcare 12.32%
4 Consumer Discretionary 12.01%
5 Industrials 10.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
2026
$1.35M ﹤0.01%
25,183
+1,138
2027
$1.35M ﹤0.01%
59,953
+19,418
2028
$1.35M ﹤0.01%
64,105
+15,059
2029
$1.35M ﹤0.01%
41,196
+721
2030
$1.34M ﹤0.01%
2,703
-1,016
2031
$1.34M ﹤0.01%
13,693
+3,066
2032
$1.34M ﹤0.01%
42,023
+891
2033
$1.33M ﹤0.01%
106,949
+24,624
2034
$1.33M ﹤0.01%
14,261
-685
2035
$1.33M ﹤0.01%
132,934
2036
$1.32M ﹤0.01%
12,582
+2,805
2037
$1.32M ﹤0.01%
9,000
+3,412
2038
$1.32M ﹤0.01%
65,944
+36,033
2039
$1.32M ﹤0.01%
20,668
+1,221
2040
$1.31M ﹤0.01%
25,097
+5,755
2041
$1.31M ﹤0.01%
83,105
-19,054
2042
$1.31M ﹤0.01%
7,587
+1,495
2043
$1.31M ﹤0.01%
5,567
-7,712
2044
$1.31M ﹤0.01%
74,013
2045
$1.29M ﹤0.01%
20,903
+918
2046
$1.28M ﹤0.01%
13,780
+437
2047
$1.28M ﹤0.01%
24,577
-627,697
2048
$1.27M ﹤0.01%
27,471
-525
2049
$1.26M ﹤0.01%
76,964
+20,527
2050
$1.26M ﹤0.01%
14,385
+5,057