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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
MG icon
2751
Mistras Group
MG
$563M
$83.5K ﹤0.01%
11,410
-78
-0.7% -$479
MNKD icon
2752
MannKind Corp
MNKD
$1.21B
$82.3K ﹤0.01%
22,609
INGN icon
2753
Inogen
INGN
$154M
$78K ﹤0.01%
+14,211
New +$75.1K
SEER icon
2754
Seer Inc
SEER
$117M
$72.3K ﹤0.01%
37,286
+1,764
+5% +$3.14K
OPTU
2755
Optimum Communications Inc
OPTU
$228M
$71.8K ﹤0.01%
22,088
+36
+0.2% +$94
TBLA icon
2756
Taboola.com
TBLA
$1.06B
$68.9K ﹤0.01%
+15,923
New +$60.2K
TSP
2757
DELISTED
TuSimple Holdings Inc. Class A Common Stock
TSP
$68.7K ﹤0.01%
78,225
-390
-0.5% -$399
TUYA
2758
Tuya Inc
TUYA
$1.09B
$67.1K ﹤0.01%
29,178
AXTI icon
2759
AXT Inc
AXTI
$5.01B
$66.8K ﹤0.01%
27,850
-108
-0.4% -$241
FREE
2760
DELISTED
Whole Earth Brands, Inc. Class A Common Stock
FREE
$65.5K ﹤0.01%
19,210
+50
+0.3% +$169
LUMN icon
2761
Lumen
LUMN
$6.47B
$62.8K ﹤0.01%
34,313
-302,818
-90% -$429K
LUXH
2762
DELISTED
LuxUrban Hotels Inc. Common Stock
LUXH
$62.7K ﹤0.01%
+150
New +$49K
LOGC
2763
DELISTED
ContextLogic
LOGC
$61.7K ﹤0.01%
+10,367
New +$50.5K
BKSY icon
2764
BlackSky Technology
BKSY
$1.26B
$61.3K ﹤0.01%
5,472
-27
-0.5% -$274
LAZR
2765
DELISTED
Luminar Technologies
LAZR
$56.3K ﹤0.01%
1,114
+8
+0.7% +$398
NOTV
2766
DELISTED
Inotiv
NOTV
$55.4K ﹤0.01%
15,108
+204
+1% +$515
LRMR icon
2767
Larimar Therapeutics
LRMR
$444M
$52.4K ﹤0.01%
11,516
-130
-1% -$439
VISN
2768
Vistance Networks Inc
VISN
$2.7B
$51K ﹤0.01%
18,086
+81
+0.4% +$175
GTHX
2769
DELISTED
G1 Therapeutics, Inc. Common Stock
GTHX
$50K ﹤0.01%
+16,381
New +$30.8K
ABSI icon
2770
Absci
ABSI
$1.59B
$49.4K ﹤0.01%
+11,755
New +$21.8K
BWEN icon
2771
Broadwind
BWEN
$125M
$47.7K ﹤0.01%
17,230
-8,111
-32% -$21.4K
AMTD
2772
AMTD IDEA Group
AMTD
$70.2M
$47.6K ﹤0.01%
26,417
KOPN icon
2773
Kopin
KOPN
$907M
$46.2K ﹤0.01%
22,738
-28,678
-56% -$40.9K
LDI icon
2774
loanDepot
LDI
$304M
$46.1K ﹤0.01%
+13,096
New +$24.6K
ALDX icon
2775
Aldeyra Therapeutics
ALDX
$94.1M
$44.8K ﹤0.01%
12,753
+1,575
+14% +$4.86K

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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.