UFO vs. BLOK

Last updated Jun 14, 2026

UFO (Procure Space ETF) and BLOK (Amplify Blockchain Technology ETF) are both exchange-traded funds - UFO is a Global Equities fund tracking the S-Network Space Index, while BLOK is a Blockchain fund actively managed by Amplify. UFO is passively managed, while BLOK is actively managed. Over the past 5 years, UFO returned 13.50%/yr vs 11.50%/yr for BLOK. A 0.60 correlation means they provide meaningful diversification when combined. UFO charges 0.75%/yr vs 0.70%/yr for BLOK.

Performance

UFO vs. BLOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Procure Space ETF (UFO) and Amplify Blockchain Technology ETF (BLOK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, UFO achieves a 36.92% return, which is significantly higher than BLOK's 12.57% return.

UFO

• 1D: -6.99%
• 1M: -5.92%
• YTD: 36.92%
• 6M: 37.68%
• 1Y: 105.58%
• 3Y*: 41.51%
• 5Y*: 13.50%
• 10Y*: —

BLOK

• 1D: 1.33%
• 1M: 2.06%
• YTD: 12.57%
• 6M: 5.60%
• 1Y: 26.82%
• 3Y*: 50.68%
• 5Y*: 11.50%
• 10Y*: —

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

UFO vs. BLOK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
UFO Procure Space ETF	36.92%	67.36%	27.22%	-2.34%	-25.85%	7.17%	-2.15%	5.66%
BLOK Amplify Blockchain Technology ETF	12.57%	32.64%	53.12%	99.62%	-62.36%	30.76%	90.17%	4.86%

Correlation

The correlation between UFO and BLOK is 0.65, 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	0.65
Correlation (3Y) Calculated over the trailing 3-year period	0.60
Correlation (5Y) Calculated over the trailing 5-year period	0.64
Correlation (All Time) Calculated using the full available price history since Apr 11, 2019	0.60

The correlation between UFO and BLOK has been stable across timeframes, ranging from 0.60 to 0.65 - a consistent structural relationship.

UFO vs. BLOK - Sectors Allocation Comparison

Sectors	UFO	BLOK
Industrials	45.8%	0.7%
Technology	27.8%	29.0%
Communication Services	24.5%	3.3%
Financial Services	0.0%	59.2%
Basic Materials	-	-
Consumer Cyclical	-	6.3%
Consumer Defensive	-	-
Energy	-	-
Healthcare	-	-
Real Estate	-	0.0%
Utilities	-	-

Return for Risk

UFO vs. BLOK — Risk / Return Rank

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

UFO

UFO Risk / Return Rank: 83
UFO Sharpe Ratio Rank: 89
UFO Sortino Ratio Rank: 80
UFO Omega Ratio Rank: 73
UFO Calmar Ratio Rank: 89
UFO Martin Ratio Rank: 82

BLOK

BLOK Risk / Return Rank: 20
BLOK Sharpe Ratio Rank: 21
BLOK Sortino Ratio Rank: 22
BLOK Omega Ratio Rank: 22
BLOK Calmar Ratio Rank: 19
BLOK Martin Ratio Rank: 17

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.

UFO vs. BLOK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Procure Space ETF (UFO) and Amplify Blockchain Technology ETF (BLOK). 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.

	UFO	BLOK	Difference
Sharpe ratio: Return per unit of total volatility	2.58	0.63	+1.95
Sortino ratio: Return per unit of downside risk	3.06	1.08	+1.99
Omega ratio: Gain probability vs. loss probability	1.37	1.13	+0.24
Calmar ratio: Return relative to maximum drawdown	4.58	0.69	+3.89
Martin ratio: Return relative to average drawdown	14.05	1.49	+12.55

UFO vs. BLOK - Sharpe Ratio Comparison

The current UFO Sharpe Ratio is 2.58, which is higher than the BLOK Sharpe Ratio of 0.63. The chart below compares the historical Sharpe Ratios of UFO and BLOK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

UFO vs. BLOK - Drawdown Comparison

The maximum UFO drawdown since its inception was -50.33%, smaller than the maximum BLOK drawdown of -73.33%. Use the drawdown chart below to compare losses from any high point for UFO and BLOK.

Drawdown Indicators

	UFO	BLOK	Difference
Max Drawdown Largest peak-to-trough decline	-50.33%	-73.33%	+23.00%
Max Drawdown (1Y) Largest decline over 1 year	-22.94%	-35.64%	+12.70%
Max Drawdown (3Y) Largest decline over 3 years	-25.91%	-35.64%	+9.73%
Max Drawdown (5Y) Largest decline over 5 years	-50.33%	-73.33%	+23.00%
Current Drawdown Current decline from peak	-21.95%	-12.97%	-8.98%
Average Drawdown Average peak-to-trough decline	-21.80%	-26.03%	+4.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.46%	16.41%	-8.95%

Volatility

UFO vs. BLOK - Volatility Comparison

Procure Space ETF (UFO) has a higher volatility of 20.43% compared to Amplify Blockchain Technology ETF (BLOK) at 13.34%. This indicates that UFO's price experiences larger fluctuations and is considered to be riskier than BLOK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	UFO	BLOK	Difference
Volatility (1M) Calculated over the trailing 1-month period	20.43%	13.34%	+7.09%
Volatility (6M) Calculated over the trailing 6-month period	34.11%	30.02%	+4.09%
Volatility (1Y) Calculated over the trailing 1-year period	40.69%	39.18%	+1.51%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.59%	42.53%	-11.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	31.16%	39.05%	-7.89%

UFO vs. BLOK - Expense Ratio Comparison

UFO has a 0.75% expense ratio, which is higher than BLOK's 0.70% expense ratio.

Dividends

UFO vs. BLOK - Dividend Comparison

UFO's dividend yield for the trailing twelve months is around 0.31%, less than BLOK's 0.64% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BLOK Amplify Blockchain Technology ETF	0.64%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%
UFO Procure Space ETF	0.31%	0.46%	1.98%	1.90%	3.19%	1.00%	1.07%	0.45%	0.00%

Frequently Asked Questions

Can I hold both UFO and BLOK in my portfolio?

UFO and BLOK have a correlation of 0.65, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, UFO or BLOK?

UFO has higher volatility (20.43%) compared to BLOK (13.34%). In terms of maximum drawdown, UFO dropped -50.33% vs BLOK's -73.33%.

Which ETF is better, UFO or BLOK?

On 5-year performance, UFO leads with 13.50% vs 11.50% for BLOK. On fees, BLOK is cheaper at 0.70% per year. On volatility, BLOK has been the lower-risk option at 13.34%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, UFO or BLOK?

Over the 5-year period, UFO has performed better with a 13.50% return vs 11.50%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, UFO or BLOK?

BLOK is cheaper with a 0.70% expense ratio, compared with 0.75% for UFO.

Which ETF pays a higher dividend yield, UFO or BLOK?

BLOK has the higher dividend yield at 0.64%, compared with 0.31% for UFO.

What is the main difference between UFO and BLOK?

UFO is categorized as Global Equities, while BLOK is Blockchain. They also come from different issuers: ProcureAM and Amplify. Their fees differ too: 0.75% for UFO and 0.70% for BLOK.

Which has better risk-adjusted returns?

UFO currently has the higher Sharpe Ratio (2.58 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.