AIBD vs. BRKD

Last updated Jun 24, 2026

AIBD (Direxion Daily AI and Big Data Bear 2X Shares) and BRKD (Direxion Daily BRKB Bear 1X Shares) are both Inverse Equities funds from Direxion - AIBD tracks the Solactive US AI & Big Data Index while BRKD tracks the Berkshire Hathaway Inc. Class B (-100%). Both are passively managed. Over the past year, AIBD returned -50.84% vs 5.38% for BRKD. At a 0.06 correlation, their price movements are largely independent. AIBD charges 1.05%/yr vs 1.00%/yr for BRKD.

Performance

AIBD vs. BRKD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Direxion Daily AI and Big Data Bear 2X Shares (AIBD) and Direxion Daily BRKB Bear 1X Shares (BRKD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIBD achieves a -29.34% return, which is significantly lower than BRKD's 5.90% return.

AIBD

• 1D: 4.59%
• 1M: -0.57%
• YTD: -29.34%
• 6M: -27.18%
• 1Y: -50.84%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BRKD

• 1D: 0.00%
• 1M: 0.00%
• YTD: 5.90%
• 6M: 5.55%
• 1Y: 5.38%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

AIBD vs. BRKD - Yearly Performance Comparison

	2026 (YTD)	2025	2024
AIBD Direxion Daily AI and Big Data Bear 2X Shares	-29.34%	-49.15%	1.36%
BRKD Direxion Daily BRKB Bear 1X Shares	5.90%	-6.69%	2.19%

Correlation

The correlation between AIBD and BRKD is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.07
Correlation (All Time) Calculated using the full available price history since Dec 11, 2024	0.06

The correlation between AIBD and BRKD shifts across timeframes, from -0.07 (1 year) to 0.06 (all time), reflecting how their relationship changes across market environments.

Return for Risk

AIBD vs. BRKD — Risk / Return Rank

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

AIBD

AIBD Risk / Return Rank: 1
AIBD Sharpe Ratio Rank: 2
AIBD Sortino Ratio Rank: 2
AIBD Omega Ratio Rank: 2
AIBD Calmar Ratio Rank: 1
AIBD Martin Ratio Rank: 0

BRKD

BRKD Risk / Return Rank: 15
BRKD Sharpe Ratio Rank: 15
BRKD Sortino Ratio Rank: 15
BRKD Omega Ratio Rank: 15
BRKD Calmar Ratio Rank: 16
BRKD Martin Ratio Rank: 14

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.

AIBD vs. BRKD - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Direxion Daily AI and Big Data Bear 2X Shares (AIBD) and Direxion Daily BRKB Bear 1X Shares (BRKD). 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.

	AIBD	BRKD	Difference
Sharpe ratio: Return per unit of total volatility	-0.94	0.42	-1.36
Sortino ratio: Return per unit of downside risk	-1.45	0.73	-2.17
Omega ratio: Gain probability vs. loss probability	0.85	1.09	-0.25
Calmar ratio: Return relative to maximum drawdown	-0.87	0.58	-1.45
Martin ratio: Return relative to average drawdown	-1.72	1.12	-2.84

AIBD vs. BRKD - Sharpe Ratio Comparison

The current AIBD Sharpe Ratio is -0.94, which is lower than the BRKD Sharpe Ratio of 0.42. The chart below compares the historical Sharpe Ratios of AIBD and BRKD, 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

AIBD vs. BRKD - Drawdown Comparison

The maximum AIBD drawdown since its inception was -82.11%, which is greater than BRKD's maximum drawdown of -17.92%. Use the drawdown chart below to compare losses from any high point for AIBD and BRKD.

Drawdown Indicators

	AIBD	BRKD	Difference
Max Drawdown Largest peak-to-trough decline	-82.11%	-17.92%	-64.19%
Max Drawdown (1Y) Largest decline over 1 year	-58.75%	-9.34%	-49.41%
Current Drawdown Current decline from peak	-78.50%	-3.69%	-74.81%
Average Drawdown Average peak-to-trough decline	-48.87%	-7.58%	-41.29%
Ulcer Index Depth and duration of drawdowns from previous peaks	32.08%	4.80%	+27.28%

Volatility

AIBD vs. BRKD - Volatility Comparison

Direxion Daily AI and Big Data Bear 2X Shares (AIBD) has a higher volatility of 21.86% compared to Direxion Daily BRKB Bear 1X Shares (BRKD) at 0.00%. This indicates that AIBD's price experiences larger fluctuations and is considered to be riskier than BRKD based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AIBD	BRKD	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.86%	0.00%	+21.86%
Volatility (6M) Calculated over the trailing 6-month period	40.59%	8.72%	+31.87%
Volatility (1Y) Calculated over the trailing 1-year period	54.13%	13.02%	+41.11%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	57.30%	16.94%	+40.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	57.30%	16.94%	+40.36%

AIBD vs. BRKD - Expense Ratio Comparison

AIBD has a 1.05% expense ratio, which is higher than BRKD's 1.00% expense ratio.

Dividends

AIBD vs. BRKD - Dividend Comparison

AIBD's dividend yield for the trailing twelve months is around 5.81%, more than BRKD's 2.82% yield.

Position	TTM	2025	2024
AIBD Direxion Daily AI and Big Data Bear 2X Shares	5.81%	4.37%	3.58%
BRKD Direxion Daily BRKB Bear 1X Shares	2.82%	3.50%	0.00%

Frequently Asked Questions

Can I hold both AIBD and BRKD in my portfolio?

AIBD and BRKD have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AIBD or BRKD?

AIBD has higher volatility (21.86%) compared to BRKD (0.00%). In terms of maximum drawdown, AIBD dropped -82.11% vs BRKD's -17.92%.

Which ETF is better, AIBD or BRKD?

On 1-year performance, BRKD leads with 5.38% vs -50.84% for AIBD. On fees, BRKD is cheaper at 1.00% per year. On volatility, BRKD has been the lower-risk option at 0.00%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, AIBD or BRKD?

Over the 1-year period, BRKD has performed better with a 5.38% return vs -50.84%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, AIBD or BRKD?

BRKD is cheaper with a 1.00% expense ratio, compared with 1.05% for AIBD.

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

AIBD has the higher dividend yield at 5.81%, compared with 2.82% for BRKD.

What is the main difference between AIBD and BRKD?

AIBD tracks Solactive US AI & Big Data Index, while BRKD tracks Berkshire Hathaway Inc. Class B (-100%). Their fees differ too: 1.05% for AIBD and 1.00% for BRKD.

Which has better risk-adjusted returns?

BRKD currently has the higher Sharpe Ratio (0.42 vs -0.94), 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.