American Century Select Fund I Class (TWSIX)

Fund Assets	6.32B
Expense Ratio	0.711%
Min. Investment	$5,000,000
Turnover	22.00%
Dividend (ttm)	n/a
Dividend Yield	n/a
Dividend Growth	n/a
Payout Frequency	Annual
Ex-Dividend Date	Dec 16, 2025

Previous Close	143.34
YTD Return	6.32%
1-Year Return	9.66%
5-Year Return	66.08%
52-Week Low	118.32
52-Week High	151.98
Beta (5Y)	0.98
Holdings	54
Inception Date	Jun 30, 1971

About TWSIX

American Century Select Fund I Class is a mutual fund focused on generating long-term capital growth. The fund primarily invests in a diversified portfolio of large-cap companies that exhibit robust earnings and revenue growth, targeting businesses the management team believes will increase in value over time. With an emphasis on risk awareness, the fund selects high-quality companies using in-depth fundamental research and individual company analysis rather than relying on broad economic projections. Its investment approach typically results in a portfolio concentrated in sectors like technology, consumer cyclicals, communication services, and financial services, with significant holdings often including industry leaders. The fund is managed by a team of experienced portfolio managers and is benchmarked against the Russell 1000 Growth Index. Notable for its disciplined and research-driven process, American Century Select Fund I Class plays a significant role for institutional investors seeking exposure to growth-oriented U.S. equities within a risk-managed framework.

• Fund Family: American Century Investments
• Category: Large-Cap Growth
• Performance Rating: Above Average
• Risk Rating: Average
• Stock Exchange: Nasdaq
• Ticker Symbol: TWSIX
• Share Class: I Class
• Index: Russell 1000 Growth TR

Performance

TWSIX had a total return of 9.66% in the past year, including dividends. Since the fund's inception, the average annual return has been 9.13%.

Equivalent Funds

These are funds that follow the same index from the other major fund companies.

Symbol	Provider	Name	Expense Ratio
VRGWX	Vanguard	Vanguard Russell 1000 Growth Index Fund Institutional Shares	0.06%

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
ASLWX	Y Class	0.55%
ASLDX	G Class	n/a
ASDEX	R6 Class	0.55%
ASLGX	R5 Class	0.70%

Top 10 Holdings

60.99% of assets

Name	Symbol	Weight
NVIDIA Corporation	NVDA	15.05%
Apple Inc.	AAPL	6.99%
Amazon.com, Inc.	AMZN	6.92%
Alphabet Inc.	GOOGL	6.42%
Microsoft Corporation	MSFT	4.91%
Alphabet Inc.	GOOG	4.77%
Meta Platforms, Inc.	META	4.35%
Tesla, Inc.	TSLA	4.05%
Broadcom Inc.	AVGO	3.99%
KLA Corporation	KLAC	3.53%

Dividend History

Ex-Dividend	Amount	Pay Date
Dec 16, 2025	$12.9281	Dec 16, 2025
Dec 17, 2024	$4.4725	Dec 17, 2024
Dec 19, 2023	$5.215	Dec 19, 2023
Dec 21, 2022	$7.7989	Dec 21, 2022
Dec 7, 2021	$9.628	Dec 7, 2021
Dec 8, 2020	$6.3212	Dec 8, 2020

Data Sources: Tiingo, Financial Modeling Prep, and more

Historical data is provided by Tiingo. Delayed stock pricing data is provided by Financial Modeling Prep. Several fund data points are also provided by Finnhub.

Last checked:

Oct 16, 2026

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