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American Century Companies

American Century Companies Portfolio holdings

AUM $226B
1-Year Est. Return 44.75%
 

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 Fund
S&P 500
This Quarter Est. Return
+13.73%
1 Year Est. Return
+44.75%
3 Year Est. Return
+129.82%
5 Year Est. Return
+162.92%
10 Year Est. Return
+913.62%
AUM
$145B
AUM Growth
+$15.8B
Cap. Flow
-$158M
Cap. Flow %
-0.11%
Top 10 Hldgs %
22.71%
Holding
2,961
New
141
Increased
1,802
Reduced
780
Closed
86

Sector Composition

Rank Sector Weight
1 Technology 24.39%
2 Financials 13.48%
3 Healthcare 12.47%
4 Consumer Discretionary 12.31%
5 Industrials 10.13%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
TRS icon
2001
TriMas Corp
TRS
$1.39B
$1.14M ﹤0.01%
44,877
+11,361
+34% +$281K
CXT icon
2002
Crane NXT
CXT
$2.96B
$1.14M ﹤0.01%
19,985
-6,818
-25% -$362K
MCY icon
2003
Mercury Insurance
MCY
$5.81B
$1.13M ﹤0.01%
30,410
+9,853
+48% +$342K
B
2004
DELISTED
Barnes Group Inc.
B
$1.13M ﹤0.01%
34,646
-1,859
-5% -$53.1K
GNTY
2005
DELISTED
Guaranty Bancshares
GNTY
$1.13M ﹤0.01%
33,568
+50
+0.1% +$1.5K
BWFG icon
2006
Bankwell Financial Group
BWFG
$542M
$1.13M ﹤0.01%
37,375
SJNK icon
2007
State Street SPDR Bloomberg Short Term High Yield Bond ETF
SJNK
$4.81B
$1.12M ﹤0.01%
44,700
PETQ
2008
DELISTED
PetIQ, Inc. Class A Common Stock
PETQ
$1.12M ﹤0.01%
56,878
+33,745
+146% +$648K
XRX icon
2009
Xerox
XRX
$412M
$1.12M ﹤0.01%
61,271
-316,858
-84% -$4.68M
LEG icon
2010
Leggett & Platt
LEG
$1.32B
$1.12M ﹤0.01%
42,845
-190,961
-82% -$4.68M
CWH icon
2011
Camping World
CWH
$675M
$1.12M ﹤0.01%
42,597
+11,068
+35% +$232K
SRRK icon
2012
Scholar Rock
SRRK
$6.46B
$1.11M ﹤0.01%
59,281
+31,711
+115% +$394K
BERY
2013
DELISTED
Berry Global Group, Inc.
BERY
$1.11M ﹤0.01%
18,004
+572
+3% +$32.3K
LNC icon
2014
Lincoln National
LNC
$8.67B
$1.11M ﹤0.01%
41,132
-5,621
-12% -$135K
AIRC
2015
DELISTED
Apartment Income REIT Corp.
AIRC
$1.11M ﹤0.01%
31,912
+722
+2% +$22.6K
FELE icon
2016
Franklin Electric
FELE
$4.68B
$1.11M ﹤0.01%
11,457
+3,471
+43% +$312K
ADUS icon
2017
Addus HomeCare
ADUS
$2.2B
$1.1M ﹤0.01%
11,808
-915
-7% -$79.6K
RDFN
2018
DELISTED
Redfin
RDFN
$1.1M ﹤0.01%
106,190
+31,497
+42% +$219K
CVLY
2019
DELISTED
Codorus Valley Bancorp Inc
CVLY
$1.09M ﹤0.01%
42,404
RBLX icon
2020
Roblox
RBLX
$27.1B
$1.08M ﹤0.01%
23,624
-28
-0.1% -$1.03K
TDY icon
2021
Teledyne Technologies
TDY
$31.2B
$1.08M ﹤0.01%
2,417
+18
+0.8% +$7.22K
KBR icon
2022
KBR
KBR
$4.81B
$1.08M ﹤0.01%
19,447
-290
-1% -$16K
HE icon
2023
Hawaiian Electric Industries
HE
$2.04B
$1.08M ﹤0.01%
75,811
+38,413
+103% +$500K
COCO icon
2024
Vita Coco
COCO
$3.77B
$1.07M ﹤0.01%
41,771
+24,964
+149% +$678K
KTB icon
2025
Kontoor Brands
KTB
$4.65B
$1.07M ﹤0.01%
17,160
-22,665
-57% -$1.16M

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American Century Companies's Q4 2023 Portfolio in Review

As of Q4 2023, American Century Companies held 2,961 positions worth $145B, up 12% from $130B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

American Century Companies's Q4 2023 filing shows 141 new, 1,802 increased, 780 reduced and 86 closed positions. Its largest new stake was Nextpower Inc: 1,286,526 shares worth $60.3M. The largest sale was Humana, an estimated $314M.

By sector, the portfolio is most concentrated in Technology at 24% of assets, up from 23% a quarter earlier, followed by Financials and Healthcare.

  • American Century Companies's largest Q4 2023 buy was Nextpower Inc: 1,286,526 shares worth $60.3M.
  • American Century Companies added most to Salesforce in Q4 2023, an estimated $263M increase.
  • American Century Companies's biggest Q4 2023 reduction was Humana, cutting an estimated $314M.
  • American Century Companies fully exited Earthstone Energy Inc. Class A Common Stock in Q4 2023, selling an estimated $58.9M.
  • American Century Companies's ten largest holdings make up 23% of its $145B portfolio in Q4 2023.
  • American Century Companies opened 141 new positions and closed 86 in Q4 2023.
  • American Century Companies's portfolio value rose 12% quarter-over-quarter to $145B.

Based on American Century Companies's 13F filing for Q4 2023, filed 13 Feb 2024.