CHAT vs. STHH

Last updated Jun 4, 2026

CHAT (Roundhill Generative AI & Technology ETF) and STHH (STMicroelectronics NV ADRhedged) are both Technology Equities funds. CHAT is actively managed, while STHH is passively managed. Over the past year, CHAT returned 144.01% vs 209.77% for STHH. A 0.56 correlation means they provide meaningful diversification when combined. CHAT charges 0.75%/yr vs 0.19%/yr for STHH.

Performance

CHAT vs. STHH - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill Generative AI & Technology ETF (CHAT) and STMicroelectronics NV ADRhedged (STHH). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CHAT achieves a 74.30% return, which is significantly lower than STHH's 209.56% return.

CHAT

• 1D: -0.66%
• 1M: 27.78%
• YTD: 74.30%
• 6M: 73.13%
• 1Y: 144.01%
• 3Y*: 55.51%
• 5Y*: —
• 10Y*: —

STHH

• 1D: 0.46%
• 1M: 45.30%
• YTD: 209.56%
• 6M: 210.55%
• 1Y: 209.77%
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

CHAT vs. STHH - Yearly Performance Comparison

	2026 (YTD)	2025
CHAT Roundhill Generative AI & Technology ETF	74.30%	79.65%
STHH STMicroelectronics NV ADRhedged	209.56%	16.74%

Correlation

The correlation between CHAT and STHH is 0.55, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.55
Correlation (All Time) Calculated using the full available price history since Apr 24, 2025	0.56

The correlation between CHAT and STHH has been stable across timeframes, ranging from 0.55 to 0.56 - a consistent structural relationship.

Return for Risk

CHAT vs. STHH — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CHAT

CHAT Risk / Return Rank: 94
CHAT Sharpe Ratio Rank: 97
CHAT Sortino Ratio Rank: 94
CHAT Omega Ratio Rank: 93
CHAT Calmar Ratio Rank: 96
CHAT Martin Ratio Rank: 94

STHH

STHH Risk / Return Rank: 89
STHH Sharpe Ratio Rank: 96
STHH Sortino Ratio Rank: 90
STHH Omega Ratio Rank: 91
STHH Calmar Ratio Rank: 92
STHH Martin Ratio Rank: 75

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

CHAT vs. STHH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill Generative AI & Technology ETF (CHAT) and STMicroelectronics NV ADRhedged (STHH). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	CHAT	STHH	Difference
Sharpe ratio: Return per unit of total volatility	4.72	4.20	+0.53
Sortino ratio: Return per unit of downside risk	4.86	4.20	+0.65
Omega ratio: Gain probability vs. loss probability	1.65	1.60	+0.05
Calmar ratio: Return relative to maximum drawdown	8.90	6.23	+2.67
Martin ratio: Return relative to average drawdown	26.26	14.15	+12.11
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

CHAT vs. STHH - Sharpe Ratio Comparison

The current CHAT Sharpe Ratio is 4.72, which is comparable to the STHH Sharpe Ratio of 4.20. The chart below compares the historical Sharpe Ratios of CHAT and STHH, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	CHAT	STHH	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	4.72	4.20	+0.53
Sharpe Ratio (All Time) Calculated using the full available price history	1.98	4.44	-2.46

Drawdowns

CHAT vs. STHH - Drawdown Comparison

The maximum CHAT drawdown since its inception was -31.34%, smaller than the maximum STHH drawdown of -33.89%. Use the drawdown chart below to compare losses from any high point for CHAT and STHH.

Drawdown Indicators

	CHAT	STHH	Difference
Max Drawdown Largest peak-to-trough decline	-31.34%	-33.89%	+2.55%
Max Drawdown (1Y) Largest decline over 1 year	-16.28%	-33.89%	+17.61%
Max Drawdown (3Y) Largest decline over 3 years	-31.34%	—	—
Current Drawdown Current decline from peak	-0.66%	0.00%	-0.66%
Average Drawdown Average peak-to-trough decline	-5.35%	-10.46%	+5.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.51%	14.90%	-9.39%

Volatility

CHAT vs. STHH - Volatility Comparison

The current volatility for Roundhill Generative AI & Technology ETF (CHAT) is 11.70%, while STMicroelectronics NV ADRhedged (STHH) has a volatility of 20.33%. This indicates that CHAT experiences smaller price fluctuations and is considered to be less risky than STHH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CHAT	STHH	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.70%	20.33%	-8.63%
Volatility (6M) Calculated over the trailing 6-month period	24.62%	36.77%	-12.15%
Volatility (1Y) Calculated over the trailing 1-year period	30.74%	50.39%	-19.65%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	29.90%	49.44%	-19.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.90%	49.44%	-19.54%

CHAT vs. STHH - Expense Ratio Comparison

CHAT has a 0.75% expense ratio, which is higher than STHH's 0.19% expense ratio.

Dividends

CHAT vs. STHH - Dividend Comparison

CHAT's dividend yield for the trailing twelve months is around 1.64%, more than STHH's 0.55% yield.

Position	TTM	2025
CHAT Roundhill Generative AI & Technology ETF	1.64%	2.85%
STHH STMicroelectronics NV ADRhedged	0.55%	0.69%

Frequently Asked Questions

Can I hold both CHAT and STHH in my portfolio?

CHAT and STHH have a correlation of 0.55, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CHAT or STHH?

STHH has higher volatility (20.33%) compared to CHAT (11.70%). In terms of maximum drawdown, CHAT dropped -31.34% vs STHH's -33.89%.

Which ETF is better, CHAT or STHH?

On 1-year performance, STHH leads with 209.77% vs 144.01% for CHAT. On fees, STHH is cheaper at 0.19% per year. On volatility, CHAT has been the lower-risk option at 11.70%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, CHAT or STHH?

Over the 1-year period, STHH has performed better with a 209.77% return vs 144.01%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, CHAT or STHH?

STHH is cheaper with a 0.19% expense ratio, compared with 0.75% for CHAT.

Which ETF pays a higher dividend yield, CHAT or STHH?

CHAT has the higher dividend yield at 1.64%, compared with 0.55% for STHH.

What is the main difference between CHAT and STHH?

They also come from different issuers: Roundhill and ADRhedged. Their fees differ too: 0.75% for CHAT and 0.19% for STHH.

Which has better risk-adjusted returns?

CHAT currently has the higher Sharpe Ratio (4.72 vs 4.20), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.