BLOK vs. UFO

Last updated Jun 14, 2026

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

Performance

BLOK vs. UFO - Performance Comparison

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

Returns By Period

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

BLOK

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

UFO

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

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

BLOK vs. UFO - Yearly Performance Comparison

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

Correlation

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

BLOK vs. UFO - Sectors Allocation Comparison

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

Return for Risk

BLOK vs. UFO — Risk / Return Rank

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

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

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

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.

BLOK vs. UFO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amplify Blockchain Technology ETF (BLOK) and Procure Space ETF (UFO). 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	UFO	Difference
Sharpe ratio: Return per unit of total volatility	0.63	2.58	-1.95
Sortino ratio: Return per unit of downside risk	1.08	3.06	-1.99
Omega ratio: Gain probability vs. loss probability	1.13	1.37	-0.24
Calmar ratio: Return relative to maximum drawdown	0.69	4.58	-3.89
Martin ratio: Return relative to average drawdown	1.49	14.05	-12.55

BLOK vs. UFO - Sharpe Ratio Comparison

The current BLOK Sharpe Ratio is 0.63, which is lower than the UFO Sharpe Ratio of 2.58. The chart below compares the historical Sharpe Ratios of BLOK and UFO, 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

BLOK vs. UFO - Drawdown Comparison

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

Drawdown Indicators

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

Volatility

BLOK vs. UFO - Volatility Comparison

The current volatility for Amplify Blockchain Technology ETF (BLOK) is 13.34%, while Procure Space ETF (UFO) has a volatility of 20.43%. This indicates that BLOK experiences smaller price fluctuations and is considered to be less risky than UFO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

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

BLOK vs. UFO - Expense Ratio Comparison

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

Dividends

BLOK vs. UFO - Dividend Comparison

BLOK's dividend yield for the trailing twelve months is around 0.64%, more than UFO's 0.31% 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 BLOK and UFO in my portfolio?

BLOK and UFO 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, BLOK or UFO?

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

Which ETF is better, BLOK or UFO?

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, BLOK or UFO?

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, BLOK or UFO?

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

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

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

What is the main difference between BLOK and UFO?

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

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.