BIS vs. BRKL

Last updated Aug 2, 2026

BIS (ProShares UltraShort Nasdaq Biotechnology) and BRKL (Corgi BRKB 2x Daily ETF) are both Leveraged Equities funds. BIS is passively managed, while BRKL is actively managed. Their -0.03 correlation means they have often moved in opposite directions in the past. BIS charges 0.95%/yr vs 0.45%/yr for BRKL.

Performance

BIS vs. BRKL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares UltraShort Nasdaq Biotechnology (BIS) and Corgi BRKB 2x Daily ETF (BRKL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BIS

• 1D: 3.65%
• 1M: 9.65%
• 6M: -20.75%
• YTD: -24.85%
• 1Y: -53.59%
• 3Y*: -27.87%
• 5Y*: -15.63%
• 10Y*: -24.02%
• ALL TIME*: -32.48%

BRKL

• 1D: 0.85%
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

*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)
BIS ProShares UltraShort Nasdaq Biotechnology	$67.10K	$102.51K	$113.13K
BRKL Corgi BRKB 2x Daily ETF	$853.16	$14.75K	$14.75K

BIS vs. BRKL - Yearly Performance Comparison

	2026 (YTD)
BIS ProShares UltraShort Nasdaq Biotechnology	9.15%
BRKL Corgi BRKB 2x Daily ETF	1.48%

Correlation

The correlation between BIS and BRKL is -0.03, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jul 7, 2026	-0.03

Return for Risk

BIS vs. BRKL — Risk / Return Rank

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

BIS

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

BRKL

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

BIS vs. BRKL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort Nasdaq Biotechnology (BIS) and Corgi BRKB 2x Daily ETF (BRKL). 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.

	BIS	BRKL	Difference
Sharpe ratio: Return per unit of total volatility	-1.33	—	—
Sortino ratio: Return per unit of downside risk	-2.21	—	—
Omega ratio: Gain probability vs. loss probability	0.76	—	—
Calmar ratio: Return relative to maximum drawdown	-0.91	—	—
Martin ratio: Return relative to average drawdown	-1.38	—	—

Drawdowns

BIS vs. BRKL - Drawdown Comparison

The maximum BIS drawdown since its inception was -99.89%, which is greater than BRKL's maximum drawdown of -7.03%. Use the drawdown chart below to compare losses from any high point for BIS and BRKL.

Drawdown Indicators

	BIS	BRKL	Difference
Max Drawdown Largest peak-to-trough decline	-99.89%	-7.03%	-92.86%
Max Drawdown (1Y) Largest decline over 1 year	-59.49%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-73.96%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-80.19%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-95.82%	—	—
Current Drawdown Current decline from peak	-99.88%	-0.13%	-99.75%
Average Drawdown Average peak-to-trough decline	-90.11%	-4.14%	-85.97%
Ulcer Index Depth and duration of drawdowns from previous peaks	39.26%	—	—

Volatility

Volatility by Period

	BIS	BRKL	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.40%	—	—
Volatility (6M) Calculated over the trailing 6-month period	31.89%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	40.71%	30.99%	+9.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	43.93%	30.99%	+12.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.15%	30.99%	+15.16%

BIS vs. BRKL - Expense Ratio Comparison

BIS has a 0.95% expense ratio, which is higher than BRKL's 0.45% expense ratio.

Dividends

BIS vs. BRKL - Dividend Comparison

BIS's dividend yield for the trailing twelve months is around 5.61%, while BRKL has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BIS ProShares UltraShort Nasdaq Biotechnology	5.61%	5.25%	3.73%	1.75%	0.00%	0.00%	0.45%	2.11%	0.37%
BRKL Corgi BRKB 2x Daily ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BIS and BRKL in my portfolio?

BIS and BRKL have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BIS or BRKL?

On fees, BRKL is cheaper at 0.45% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BIS or BRKL?

BRKL is cheaper with a 0.45% expense ratio, compared with 0.95% for BIS.

Which ETF pays a higher dividend yield, BIS or BRKL?

BIS has the higher dividend yield at 5.61%, compared with 0.00% for BRKL.

What is the main difference between BIS and BRKL?

They also come from different issuers: ProShares and Corgi. Their fees differ too: 0.95% for BIS and 0.45% for BRKL.