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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
ORMP icon
2776
Oramed Pharmaceuticals
ORMP
$182M
$44.6K ﹤0.01%
19,290
+526
+3% +$1.12K
RXT icon
2777
Rackspace Technology
RXT
$1.14B
$43.9K ﹤0.01%
21,942
+4,604
+27% +$6.96K
THRX
2778
DELISTED
Theseus Pharmaceuticals, Inc. Common Stock
THRX
$42.6K ﹤0.01%
10,514
APYX icon
2779
Apyx Medical
APYX
$128M
$42.4K ﹤0.01%
16,184
-2,884
-15% -$6.98K
LONA
2780
LeonaBio Inc
LONA
$71M
$37.1K ﹤0.01%
1,527
OMGA
2781
DELISTED
Omega Therapeutics, Inc. Common Stock
OMGA
$36.8K ﹤0.01%
12,225
SRTS icon
2782
Sensus Healthcare
SRTS
$53M
$36.8K ﹤0.01%
15,575
-4,941
-24% -$11.6K
NIU
2783
Niu Technologies
NIU
$166M
$33.3K ﹤0.01%
15,226
CRVS icon
2784
Corvus Pharmaceuticals
CRVS
$1.27B
$32.5K ﹤0.01%
18,462
-292
-2% -$427
IMUX icon
2785
Immunic
IMUX
$218M
$31.4K ﹤0.01%
2,094
ATYR
2786
aTyr Pharma
ATYR
$54M
$31.1K ﹤0.01%
22,080
GAU
2787
Galiano Gold
GAU
$549M
$30.6K ﹤0.01%
32,966
OKUR
2788
OnKure Therapeutics
OKUR
$161M
$29.2K ﹤0.01%
+1,823
New +$114K
TRVI icon
2789
Trevi Therapeutics
TRVI
$2.53B
$28.2K ﹤0.01%
21,063
-364
-2% -$551
DMTK
2790
DELISTED
DermTech, Inc. Common Stock
DMTK
$26.9K ﹤0.01%
15,348
PFIE
2791
DELISTED
Profire Energy, Inc
PFIE
$25.1K ﹤0.01%
+13,894
New +$26.1K
PYXS icon
2792
Pyxis Oncology
PYXS
$205M
$24.8K ﹤0.01%
13,771
RGTI icon
2793
Rigetti Computing
RGTI
$6.34B
$16.6K ﹤0.01%
16,815
KLRS
2794
Kalaris Therapeutics
KLRS
$92.4M
$15.7K ﹤0.01%
+1,005
New +$39.6K
GWH icon
2795
ESS Tech
GWH
$19.3M
$14.3K ﹤0.01%
+836
New +$17K
PLBY icon
2796
Playboy Inc
PLBY
$147M
$10.6K ﹤0.01%
10,608
-3,073
-22% -$2.02K
CANG
2797
Cango Inc
CANG
$93.9M
$10.4K ﹤0.01%
1,019
ADVM
2798
DELISTED
Adverum Biotechnologies
ADVM
$9.83K ﹤0.01%
1,306
ACAD icon
2799
Acadia Pharmaceuticals
ACAD
$5.05B
-133,096
Closed -$2.77M
ACET icon
2800
Adicet Bio
ACET
$78.8M
-1,362
Closed -$29.9K

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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.