TEK vs. AIBD

Last updated Aug 2, 2026

TEK (iShares Technology Opportunities Active ETF) and AIBD (Direxion Daily AI and Big Data Bear 2X Shares) are both exchange-traded funds - TEK is a Technology Equities fund actively managed by iShares, while AIBD is a Artificial Intelligence fund tracking the Solactive US AI & Big Data Index. TEK is actively managed, while AIBD is passively managed. Over the past year, TEK returned 30.40% vs -37.08% for AIBD. Their -0.84 correlation means they have often moved in opposite directions in the past. TEK charges 0.75%/yr vs 1.05%/yr for AIBD.

Performance

TEK vs. AIBD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Technology Opportunities Active ETF (TEK) and Direxion Daily AI and Big Data Bear 2X Shares (AIBD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TEK achieves a 21.44% return, which is significantly higher than AIBD's -26.64% return.

TEK

• 1D: 1.29%
• 1M: -7.12%
• 6M: 19.04%
• YTD: 21.44%
• 1Y: 30.40%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 24.70%

AIBD

• 1D: -2.32%
• 1M: 1.29%
• 6M: -28.58%
• YTD: -26.64%
• 1Y: -37.08%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: -47.18%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AIBD Direxion Daily AI and Big Data Bear 2X Shares	$520.16K	$446.88K	$480.75K
TEK iShares Technology Opportunities Active ETF	$171.97K	$226.82K	$208.52K

TEK vs. AIBD - Yearly Performance Comparison

	2026 (YTD)	2025	2024
TEK iShares Technology Opportunities Active ETF	21.44%	18.63%	2.63%
AIBD Direxion Daily AI and Big Data Bear 2X Shares	-26.64%	-49.15%	-12.74%

Correlation

The correlation between TEK and AIBD is -0.81, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.81
Correlation (All Time) Calculated using the full available price history since Oct 22, 2024	-0.84

The correlation between TEK and AIBD has been stable across timeframes, ranging from -0.84 to -0.81 - a consistent structural relationship.

Return for Risk

TEK vs. AIBD — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

TEK

TEK Risk / Return Rank: 35
TEK Sharpe Ratio Rank: 34
TEK Sortino Ratio Rank: 35
TEK Omega Ratio Rank: 34
TEK Calmar Ratio Rank: 35
TEK Martin Ratio Rank: 36

AIBD

AIBD Risk / Return Rank: 4
AIBD Sharpe Ratio Rank: 4
AIBD Sortino Ratio Rank: 4
AIBD Omega Ratio Rank: 5
AIBD Calmar Ratio Rank: 4
AIBD Martin Ratio Rank: 3

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

TEK vs. AIBD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Technology Opportunities Active ETF (TEK) and Direxion Daily AI and Big Data Bear 2X Shares (AIBD). 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.

	TEK	AIBD	Difference
Sharpe ratio: Return per unit of total volatility	0.83	-0.64	+1.48
Sortino ratio: Return per unit of downside risk	1.30	-0.72	+2.02
Omega ratio: Gain probability vs. loss probability	1.16	0.92	+0.24
Calmar ratio: Return relative to maximum drawdown	1.23	-0.61	+1.84
Martin ratio: Return relative to average drawdown	3.53	-1.21	+4.74

TEK vs. AIBD - Sharpe Ratio Comparison

The current TEK Sharpe Ratio is 0.83, which is higher than the AIBD Sharpe Ratio of -0.64. The chart below compares the historical Sharpe Ratios of TEK and AIBD, 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

TEK vs. AIBD - Drawdown Comparison

The maximum TEK drawdown since its inception was -28.24%, smaller than the maximum AIBD drawdown of -82.11%. Use the drawdown chart below to compare losses from any high point for TEK and AIBD.

Drawdown Indicators

	TEK	AIBD	Difference
Max Drawdown Largest peak-to-trough decline	-28.24%	-82.11%	+53.87%
Max Drawdown (1Y) Largest decline over 1 year	-22.55%	-58.75%	+36.20%
Current Drawdown Current decline from peak	-15.72%	-77.68%	+61.96%
Average Drawdown Average peak-to-trough decline	-6.17%	-50.27%	+44.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.82%	29.74%	-21.92%

Volatility

TEK vs. AIBD - Volatility Comparison

The current volatility for iShares Technology Opportunities Active ETF (TEK) is 14.74%, while Direxion Daily AI and Big Data Bear 2X Shares (AIBD) has a volatility of 18.22%. This indicates that TEK experiences smaller price fluctuations and is considered to be less risky than AIBD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TEK	AIBD	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.74%	18.22%	-3.48%
Volatility (6M) Calculated over the trailing 6-month period	29.28%	43.85%	-14.57%
Volatility (1Y) Calculated over the trailing 1-year period	33.18%	56.04%	-22.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	32.24%	57.40%	-25.16%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	32.24%	57.40%	-25.16%

TEK vs. AIBD - Expense Ratio Comparison

TEK has a 0.75% expense ratio, which is lower than AIBD's 1.05% expense ratio.

Dividends

TEK vs. AIBD - Dividend Comparison

TEK's dividend yield for the trailing twelve months is around 1.31%, less than AIBD's 3.44% yield.

Position	TTM	2025	2024
AIBD Direxion Daily AI and Big Data Bear 2X Shares	3.44%	4.37%	3.58%
TEK iShares Technology Opportunities Active ETF	1.31%	1.62%	0.00%

Frequently Asked Questions

Can I hold both TEK and AIBD in my portfolio?

TEK and AIBD have a correlation of -0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TEK or AIBD?

AIBD has higher volatility (18.22%) compared to TEK (14.74%). In terms of maximum drawdown, TEK dropped -28.24% vs AIBD's -82.11%.

Which ETF is better, TEK or AIBD?

On 1-year performance, TEK leads with 30.40% vs -37.08% for AIBD. On fees, TEK is cheaper at 0.75% per year. On volatility, TEK has been the lower-risk option at 14.74%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TEK or AIBD?

Over the 1-year period, TEK has performed better with a 30.40% return vs -37.08%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TEK or AIBD?

TEK is cheaper with a 0.75% expense ratio, compared with 1.05% for AIBD.

Which ETF pays a higher dividend yield, TEK or AIBD?

AIBD has the higher dividend yield at 3.44%, compared with 1.31% for TEK.

What is the main difference between TEK and AIBD?

TEK is categorized as Technology Equities, while AIBD is Artificial Intelligence. They also come from different issuers: iShares and Direxion. Their fees differ too: 0.75% for TEK and 1.05% for AIBD.

Which has better risk-adjusted returns?

TEK currently has the higher Sharpe Ratio (0.83 vs -0.64), 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.