BLOK vs. ACMR
BLOK (Amplify Blockchain Technology ETF) is Blockchain fund actively managed by Amplify, while ACMR (ACM Research, Inc.) is a stock. Over the past 5 years, BLOK returned 11.50%/yr vs 25.99%/yr for ACMR. At a 0.45 correlation, their price movements are largely independent.
Performance
BLOK vs. ACMR - Performance Comparison
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Returns By Period
In the year-to-date period, BLOK achieves a 12.57% return, which is significantly lower than ACMR's 138.15% return.
BLOK
- 1D
- 1.33%
- 1M
- -0.28%
- YTD
- 12.57%
- 6M
- 5.60%
- 1Y
- 24.42%
- 3Y*
- 50.68%
- 5Y*
- 11.50%
- 10Y*
- —
ACMR
- 1D
- 2.45%
- 1M
- 45.10%
- YTD
- 138.15%
- 6M
- 141.95%
- 1Y
- 265.21%
- 3Y*
- 104.60%
- 5Y*
- 25.99%
- 10Y*
- —
BLOK vs. ACMR - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
BLOK Amplify Blockchain Technology ETF | 12.57% | 32.64% | 53.12% | 99.62% | -62.36% | 30.76% | 90.17% | 29.54% | -25.38% |
ACMR ACM Research, Inc. | 138.15% | 161.26% | -22.72% | 153.44% | -72.87% | 4.95% | 340.38% | 69.58% | 120.24% |
Correlation
The correlation between BLOK and ACMR is 0.49, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.49 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.43 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.49 |
Correlation (All Time) Calculated using the full available price history since Jan 17, 2018 | 0.45 |
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Return for Risk
BLOK vs. ACMR — Risk / Return Rank
BLOK
ACMR
BLOK vs. ACMR - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Amplify Blockchain Technology ETF (BLOK) and ACM Research, Inc. (ACMR). 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.
| BLOK | ACMR | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.81 | ||
| Sortino ratioReturn per unit of downside risk | -2.10 | ||
| Omega ratioGain probability vs. loss probability | 1.13 | 1.45 | -0.32 |
| Calmar ratioReturn relative to maximum drawdown | 0.69 | 5.76 | -5.08 |
| Martin ratioReturn relative to average drawdown | 1.49 | 14.73 | -13.24 |
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Drawdowns
BLOK vs. ACMR - Drawdown Comparison
The maximum BLOK drawdown since its inception was -73.33%, smaller than the maximum ACMR drawdown of -87.23%. Use the drawdown chart below to compare losses from any high point for BLOK and ACMR.
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Drawdown Indicators
| BLOK | ACMR | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -73.33% | -87.23% | +13.90% |
Max Drawdown (1Y)Largest decline over 1 year | -35.64% | -46.34% | +10.70% |
Max Drawdown (3Y)Largest decline over 3 years | -35.64% | -58.42% | +22.78% |
Max Drawdown (5Y)Largest decline over 5 years | -73.33% | -84.81% | +11.48% |
Current DrawdownCurrent decline from peak | -12.97% | 0.00% | -12.97% |
Average DrawdownAverage peak-to-trough decline | -26.03% | -39.55% | +13.52% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 16.41% | 18.11% | -1.70% |
Volatility
BLOK vs. ACMR - Volatility Comparison
The current volatility for Amplify Blockchain Technology ETF (BLOK) is 13.34%, while ACM Research, Inc. (ACMR) has a volatility of 33.26%. This indicates that BLOK experiences smaller price fluctuations and is considered to be less risky than ACMR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BLOK | ACMR | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.34% | 33.26% | -19.92% |
Volatility (6M)Calculated over the trailing 6-month period | 30.02% | 59.35% | -29.33% |
Volatility (1Y)Calculated over the trailing 1-year period | 39.18% | 77.68% | -38.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 42.53% | 80.77% | -38.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 39.05% | 83.99% | -44.94% |
Dividends
BLOK vs. ACMR - Dividend Comparison
BLOK's dividend yield for the trailing twelve months is around 0.64%, while ACMR has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
ACMR ACM Research, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
BLOK Amplify Blockchain Technology ETF | 0.64% | 0.72% | 6.00% | 1.15% | 0.00% | 14.31% | 1.88% | 2.05% | 1.30% |
Frequently Asked Questions
BLOK and ACMR have a correlation of 0.49, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ACMR has higher volatility (33.26%) compared to BLOK (13.34%). In terms of maximum drawdown, BLOK dropped -73.33% vs ACMR's -87.23%.
ACMR currently has the higher Sharpe Ratio (3.44 vs 0.63), 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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