AIS vs. DRAM

Last updated Jun 23, 2026

AIS (VistaShares Artificial Intelligence Supercycle ETF) and DRAM (Roundhill Memory ETF) are both Technology Equities funds. Both are actively managed. Their correlation of 0.87 suggests significant overlap in exposure. AIS charges 0.75%/yr vs 0.65%/yr for DRAM.

Performance

AIS vs. DRAM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VistaShares Artificial Intelligence Supercycle ETF (AIS) and Roundhill Memory ETF (DRAM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

AIS

• 1D: 3.32%
• 1M: 23.81%
• YTD: 134.07%
• 6M: 136.07%
• 1Y: 235.71%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DRAM

• 1D: 5.23%
• 1M: 52.82%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

AIS vs. DRAM - Yearly Performance Comparison

	2026 (YTD)
AIS VistaShares Artificial Intelligence Supercycle ETF	104.27%
DRAM Roundhill Memory ETF	198.96%

Correlation

The correlation between AIS and DRAM is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (All Time) Calculated using the full available price history since Apr 2, 2026	0.87

AIS vs. DRAM - Sectors Allocation Comparison

Sectors	AIS	DRAM
Technology	88.5%	100.0%
Industrials	7.4%	-
Utilities	2.6%	-
Basic Materials	-	-
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Healthcare	-	-
Real Estate	-	-
Financial Services	-0.0%	-

Return for Risk

AIS vs. DRAM — Risk / Return Rank

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

AIS

AIS Risk / Return Rank: 97
AIS Sharpe Ratio Rank: 98
AIS Sortino Ratio Rank: 96
AIS Omega Ratio Rank: 96
AIS Calmar Ratio Rank: 98
AIS Martin Ratio Rank: 97

DRAM

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

AIS vs. DRAM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VistaShares Artificial Intelligence Supercycle ETF (AIS) and Roundhill Memory ETF (DRAM). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	AIS	DRAM	Difference
Sharpe ratio: Return per unit of total volatility	5.85	—	—
Sortino ratio: Return per unit of downside risk	5.13	—	—
Omega ratio: Gain probability vs. loss probability	1.74	—	—
Calmar ratio: Return relative to maximum drawdown	14.98	—	—
Martin ratio: Return relative to average drawdown	46.17	—	—

Drawdowns

AIS vs. DRAM - Drawdown Comparison

The maximum AIS drawdown since its inception was -32.78%, which is greater than DRAM's maximum drawdown of -19.97%. Use the drawdown chart below to compare losses from any high point for AIS and DRAM.

Drawdown Indicators

	AIS	DRAM	Difference
Max Drawdown Largest peak-to-trough decline	-32.78%	-19.97%	-12.81%
Max Drawdown (1Y) Largest decline over 1 year	-15.84%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.47%	-2.89%	-2.58%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.13%	—	—

Volatility

Volatility by Period

	AIS	DRAM	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.48%	—	—
Volatility (6M) Calculated over the trailing 6-month period	34.91%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	40.63%	87.28%	-46.65%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.47%	87.28%	-46.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	40.47%	87.28%	-46.81%

AIS vs. DRAM - Expense Ratio Comparison

AIS has a 0.75% expense ratio, which is higher than DRAM's 0.65% expense ratio.

Dividends

AIS vs. DRAM - Dividend Comparison

Neither AIS nor DRAM has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both AIS and DRAM in my portfolio?

AIS and DRAM have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, AIS or DRAM?

On fees, DRAM is cheaper at 0.65% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, AIS or DRAM?

DRAM is cheaper with a 0.65% expense ratio, compared with 0.75% for AIS.

Which ETF pays a higher dividend yield, AIS or DRAM?

AIS and DRAM have nearly identical dividend yields, around 0.00%.

What is the main difference between AIS and DRAM?

They also come from different issuers: VistaShares and Roundhill. Their fees differ too: 0.75% for AIS and 0.65% for DRAM.