BLOK vs. TCAI

Last updated Apr 1, 2026

Compare and contrast key facts about Amplify Transformational Data Sharing ETF (BLOK) and Tortoise AI Infrastructure ETF (TCAI).

BLOK and TCAI are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. BLOK is an actively managed fund by Amplify. It was launched on Jan 16, 2018. TCAI is an actively managed fund by Tortoise. It was launched on Aug 4, 2025.

Performance

BLOK vs. TCAI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amplify Transformational Data Sharing ETF (BLOK) and Tortoise AI Infrastructure ETF (TCAI). The values are adjusted to include any dividend payments, if applicable.

BLOK vs. TCAI - Yearly Performance Comparison

	2026 (YTD)	2025
BLOK Amplify Transformational Data Sharing ETF	-12.45%	0.54%
TCAI Tortoise AI Infrastructure ETF	16.67%	17.77%

Returns By Period

In the year-to-date period, BLOK achieves a -12.45% return, which is significantly lower than TCAI's 16.67% return.

BLOK

• 1D: 5.17%
• 1M: -6.86%
• YTD: -12.45%
• 6M: -25.18%
• 1Y: 36.00%
• 3Y*: 40.50%
• 5Y*: 1.50%
• 10Y*: —

TCAI

• 1D: 4.49%
• 1M: -6.61%
• YTD: 16.67%
• 6M: 16.89%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BLOK vs. TCAI - Expense Ratio Comparison

BLOK has a 0.71% expense ratio, which is higher than TCAI's 0.65% expense ratio.

BLOK

Amplify Transformational Data Sharing ETF

TCAI

Tortoise AI Infrastructure ETF

Return for Risk

BLOK vs. TCAI — Risk / Return Rank

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

BLOK

BLOK Risk / Return Rank: 45
BLOK Sharpe Ratio Rank: 50
BLOK Sortino Ratio Rank: 58
BLOK Omega Ratio Rank: 47
BLOK Calmar Ratio Rank: 41
BLOK Martin Ratio Rank: 30

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. TCAI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amplify Transformational Data Sharing ETF (BLOK) and Tortoise AI Infrastructure ETF (TCAI). 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.

	BLOK	TCAI	Difference
Sharpe ratio Return per unit of total volatility	0.85	—	—
Sortino ratio Return per unit of downside risk	1.41	—	—
Omega ratio Gain probability vs. loss probability	1.17	—	—
Calmar ratio Return relative to maximum drawdown	0.95	—	—
Martin ratio Return relative to average drawdown	2.35	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	BLOK	TCAI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.85	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.04	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.39	1.80	-1.41

Correlation

The correlation between BLOK and TCAI is 0.71, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.

Dividends

BLOK vs. TCAI - Dividend Comparison

BLOK's dividend yield for the trailing twelve months is around 0.82%, more than TCAI's 0.04% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BLOK Amplify Transformational Data Sharing ETF	0.82%	0.72%	6.00%	1.15%	0.00%	14.31%	1.88%	2.05%	1.30%
TCAI Tortoise AI Infrastructure ETF	0.04%	0.05%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

BLOK vs. TCAI - Drawdown Comparison

The maximum BLOK drawdown since its inception was -73.33%, which is greater than TCAI's maximum drawdown of -15.80%. Use the drawdown chart below to compare losses from any high point for BLOK and TCAI.

Drawdown Indicators

	BLOK	TCAI	Difference
Max Drawdown Largest peak-to-trough decline	-73.33%	-15.80%	-57.53%
Max Drawdown (1Y) Largest decline over 1 year	-35.64%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-73.33%	—	—
Current Drawdown Current decline from peak	-32.31%	-8.07%	-24.24%
Average Drawdown Average peak-to-trough decline	-26.27%	-3.97%	-22.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	14.44%	—	—

Volatility

Volatility by Period

	BLOK	TCAI	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.57%	—	—
Volatility (6M) Calculated over the trailing 6-month period	31.07%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	42.50%	35.03%	+7.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.93%	35.03%	+7.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	39.06%	35.03%	+4.03%