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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
+4.32%
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
$199B
AUM Growth
+$2.43B
Cap. Flow
-$1.98B
Cap. Flow %
-0.99%
Top 10 Hldgs %
27.2%
Holding
2,902
New
123
Increased
1,653
Reduced
947
Closed
91

Top Buys

Rank Stock Value
1
APH icon
Amphenol
APH
+$460M
2
AVGO icon
Broadcom
AVGO
+$298M
3
SYY icon
Sysco
SYY
+$225M
4
MRSH
Marsh
MRSH
+$200M
5
ASND icon
Ascendis Pharma A/S
ASND
+$186M

Top Sells

Rank Stock Value
1
NVDA icon
NVIDIA
NVDA
+$573M
2
V icon
Visa
V
+$465M
3
AAPL icon
Apple
AAPL
+$461M
4
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$363M
5
GOOG icon
Alphabet (Google) Class C
GOOG
+$358M

Sector Composition

Rank Sector Weight
1 Technology 26.8%
2 Financials 13.6%
3 Consumer Discretionary 12.52%
4 Industrials 10.05%
5 Healthcare 9.86%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
QBTS icon
2676
D-Wave Quantum Inc. Common Stock
QBTS
$7.87B
$227K ﹤0.01%
+8,665
New +$252K
HOFT icon
2677
Hooker Furnishings Corp
HOFT
$159M
$226K ﹤0.01%
20,013
FNWD icon
2678
Finward Bancorp
FNWD
$196M
$225K ﹤0.01%
+6,406
New +$226K
SRG
2679
Seritage Growth Properties
SRG
$130M
$225K ﹤0.01%
69,270
GETY icon
2680
Getty Images
GETY
$132M
$225K ﹤0.01%
167,552
+12,154
+8% +$20.9K
OFLX icon
2681
Omega Flex
OFLX
$284M
$223K ﹤0.01%
7,580
-296
-4% -$8.45K
CTNM
2682
Contineum Therapeutics
CTNM
$598M
$223K ﹤0.01%
+19,522
New +$223K
AURA icon
2683
Aura Biosciences
AURA
$783M
$222K ﹤0.01%
40,744
+2,051
+5% +$12.2K
ESAB icon
2684
ESAB
ESAB
$5.33B
$221K ﹤0.01%
1,974
-2,121
-52% -$243K
FBRX icon
2685
Forte Biosciences
FBRX
$1.57B
$220K ﹤0.01%
+8,085
New +$142K
KYMR icon
2686
Kymera Therapeutics
KYMR
$9.4B
$219K ﹤0.01%
+2,819
New +$190K
KRO icon
2687
KRONOS Worldwide
KRO
$986M
$219K ﹤0.01%
49,511
-29,480
-37% -$143K
CZNC icon
2688
Citizens & Northern Corp
CZNC
$467M
$218K ﹤0.01%
+10,793
New +$215K
CMPX icon
2689
Compass Therapeutics
CMPX
$412M
$217K ﹤0.01%
+40,412
New +$187K
ENGN icon
2690
enGene Therapeutics
ENGN
$113M
$217K ﹤0.01%
+23,980
New +$192K
ATLO icon
2691
AMES National
ATLO
$283M
$216K ﹤0.01%
+9,415
New +$202K
HNVR icon
2692
Hanover Bancorp
HNVR
$194M
$213K ﹤0.01%
9,233
-78
-0.8% -$1.74K
WES icon
2693
Western Midstream Partners
WES
$20B
$212K ﹤0.01%
+5,377
New +$208K
SEG
2694
Seaport Entertainment Group
SEG
$368M
$211K ﹤0.01%
10,696
+1,294
+14% +$29K
CXDO icon
2695
Crexendo
CXDO
$218M
$211K ﹤0.01%
32,567
CPRI icon
2696
Capri Holdings
CPRI
$1.79B
$211K ﹤0.01%
+8,628
New +$200K
CXW icon
2697
CoreCivic
CXW
$3.16B
$209K ﹤0.01%
10,949
-13,854
-56% -$254K
H icon
2698
Hyatt Hotels
H
$16.8B
$202K ﹤0.01%
+1,261
New +$193K
SII
2699
Sprott
SII
$3.03B
$201K ﹤0.01%
+2,052
New +$182K
FWONA icon
2700
Liberty Media Series A
FWONA
$23.7B
$201K ﹤0.01%
2,246
-958
-30% -$86K

Similar funds

American Century Companies's Q4 2025 Portfolio in Review

As of Q4 2025, American Century Companies held 2,902 positions worth $199B, up 1.2% from $197B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

American Century Companies's Q4 2025 filing shows 123 new, 1,653 increased, 947 reduced and 91 closed positions. Its largest new stake was Amrize Ltd: 2,173,524 shares worth $118M. The largest sale was NVIDIA, an estimated $573M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 28% a quarter earlier, followed by Financials and Consumer Discretionary.

  • American Century Companies's largest Q4 2025 buy was Amrize Ltd: 2,173,524 shares worth $118M.
  • American Century Companies added most to Amphenol in Q4 2025, an estimated $460M increase.
  • American Century Companies's biggest Q4 2025 reduction was NVIDIA, cutting an estimated $573M.
  • American Century Companies fully exited Premier in Q4 2025, selling an estimated $91.5M.
  • American Century Companies's ten largest holdings make up 27% of its $199B portfolio in Q4 2025.
  • American Century Companies opened 123 new positions and closed 91 in Q4 2025.
  • American Century Companies's portfolio value rose 1.2% quarter-over-quarter to $199B.

Based on American Century Companies's 13F filing for Q4 2025, filed 13 Feb 2026.