IYZ vs. CHAT
IYZ (iShares U.S. Telecommunications ETF) and CHAT (Roundhill Generative AI & Technology ETF) are both exchange-traded funds - IYZ is a Communications Equities fund tracking the Dow Jones U.S. Select Telecommunications Index, while CHAT is a Technology Equities fund actively managed by Roundhill. IYZ is passively managed, while CHAT is actively managed. Over the past 3 years, IYZ returned 30.34%/yr vs 55.51%/yr for CHAT. At a 0.48 correlation, their price movements are largely independent. IYZ charges 0.42%/yr vs 0.75%/yr for CHAT.
Performance
IYZ vs. CHAT - Performance Comparison
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Returns By Period
In the year-to-date period, IYZ achieves a 32.03% return, which is significantly lower than CHAT's 74.30% return.
IYZ
- 1D
- -2.96%
- 1M
- 4.94%
- YTD
- 32.03%
- 6M
- 38.73%
- 1Y
- 59.79%
- 3Y*
- 30.34%
- 5Y*
- 8.18%
- 10Y*
- 6.28%
CHAT
- 1D
- -0.66%
- 1M
- 27.78%
- YTD
- 74.30%
- 6M
- 73.13%
- 1Y
- 144.01%
- 3Y*
- 55.51%
- 5Y*
- —
- 10Y*
- —
IYZ vs. CHAT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IYZ iShares U.S. Telecommunications ETF | 32.03% | 29.28% | 20.53% | 6.75% |
CHAT Roundhill Generative AI & Technology ETF | 74.30% | 49.85% | 30.98% | 19.23% |
Correlation
The correlation between IYZ and CHAT is 0.46, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.46 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.47 |
Correlation (All Time) Calculated using the full available price history since May 19, 2023 | 0.48 |
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Return for Risk
IYZ vs. CHAT — Risk / Return Rank
IYZ
CHAT
IYZ vs. CHAT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Telecommunications ETF (IYZ) and Roundhill Generative AI & Technology ETF (CHAT). 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.
| IYZ | CHAT | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.37 | ||
| Sortino ratioReturn per unit of downside risk | -0.41 | ||
| Omega ratioGain probability vs. loss probability | 1.58 | 1.65 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 9.54 | 8.90 | +0.64 |
| Martin ratioReturn relative to average drawdown | 32.08 | 26.26 | +5.82 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IYZ | CHAT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 3.35 | 4.72 | -1.37 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.44 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.33 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.07 | 1.98 | -1.91 |
Drawdowns
IYZ vs. CHAT - Drawdown Comparison
The maximum IYZ drawdown since its inception was -77.11%, which is greater than CHAT's maximum drawdown of -31.34%. Use the drawdown chart below to compare losses from any high point for IYZ and CHAT.
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Drawdown Indicators
| IYZ | CHAT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.11% | -31.34% | -45.77% |
Max Drawdown (1Y)Largest decline over 1 year | -6.30% | -16.28% | +9.98% |
Max Drawdown (3Y)Largest decline over 3 years | -13.85% | -31.34% | +17.49% |
Max Drawdown (5Y)Largest decline over 5 years | -39.74% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -39.74% | — | — |
Current DrawdownCurrent decline from peak | -2.96% | -0.66% | -2.30% |
Average DrawdownAverage peak-to-trough decline | -40.14% | -5.35% | -34.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.87% | 5.51% | -3.64% |
Volatility
IYZ vs. CHAT - Volatility Comparison
The current volatility for iShares U.S. Telecommunications ETF (IYZ) is 7.44%, while Roundhill Generative AI & Technology ETF (CHAT) has a volatility of 11.70%. This indicates that IYZ experiences smaller price fluctuations and is considered to be less risky than CHAT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IYZ | CHAT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.44% | 11.70% | -4.26% |
Volatility (6M)Calculated over the trailing 6-month period | 14.76% | 24.62% | -9.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 17.95% | 30.74% | -12.79% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.75% | 29.90% | -11.15% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.25% | 29.90% | -10.65% |
IYZ vs. CHAT - Expense Ratio Comparison
IYZ has a 0.42% expense ratio, which is lower than CHAT's 0.75% expense ratio.
Dividends
IYZ vs. CHAT - Dividend Comparison
IYZ's dividend yield for the trailing twelve months is around 1.50%, less than CHAT's 1.64% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CHAT Roundhill Generative AI & Technology ETF | 1.64% | 2.85% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IYZ iShares U.S. Telecommunications ETF | 1.50% | 2.04% | 1.94% | 2.27% | 2.55% | 2.51% | 2.60% | 2.36% | 2.15% | 3.54% | 2.27% | 1.98% |
Frequently Asked Questions
IYZ and CHAT have a correlation of 0.46, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CHAT has higher volatility (11.70%) compared to IYZ (7.44%). In terms of maximum drawdown, IYZ dropped -77.11% vs CHAT's -31.34%.
On 3-year performance, CHAT leads with 55.51% vs 30.34% for IYZ. On fees, IYZ is cheaper at 0.42% per year. On volatility, IYZ has been the lower-risk option at 7.44%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, CHAT has performed better with a 55.51% return vs 30.34%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IYZ is cheaper with a 0.42% expense ratio, compared with 0.75% for CHAT.
CHAT has the higher dividend yield at 1.64%, compared with 1.50% for IYZ.
IYZ is categorized as Communications Equities, while CHAT is Technology Equities. They also come from different issuers: iShares and Roundhill. Their fees differ too: 0.42% for IYZ and 0.75% for CHAT.
CHAT currently has the higher Sharpe Ratio (4.72 vs 3.35), 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.
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