TDOT vs. BITI

Last updated Jul 12, 2026

TDOT (21Shares Polkadot ETF) and BITI (ProShares Short Bitcoin ETF) are both Cryptocurrency funds - TDOT tracks the DOT/USD Exchange Rate - Benchmark Price Return while BITI tracks the Bloomberg Bitcoin Index. Both are passively managed. At a correlation of -0.62, they often move in opposite directions. TDOT charges 0.30%/yr vs 1.03%/yr for BITI.

Performance

TDOT vs. BITI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in 21Shares Polkadot ETF (TDOT) and ProShares Short Bitcoin ETF (BITI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

TDOT

• 1D: 6.00%
• 1M: -8.94%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

BITI

• 1D: -1.02%
• 1M: -1.16%
• 6M: 29.39%
• YTD: 25.42%
• 1Y: 64.00%
• 3Y*: -31.00%
• 5Y*: —
• 10Y*: —

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

TDOT vs. BITI - Yearly Performance Comparison

	2026 (YTD)
TDOT 21Shares Polkadot ETF	-39.88%
BITI ProShares Short Bitcoin ETF	8.72%

Correlation

The correlation between TDOT and BITI is -0.62, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 6, 2026	-0.62

Return for Risk

TDOT vs. BITI — Risk / Return Rank

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

TDOT

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

BITI

BITI Risk / Return Rank: 47
BITI Sharpe Ratio Rank: 46
BITI Sortino Ratio Rank: 45
BITI Omega Ratio Rank: 42
BITI Calmar Ratio Rank: 57
BITI Martin Ratio Rank: 44

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.

TDOT vs. BITI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for 21Shares Polkadot ETF (TDOT) and ProShares Short Bitcoin ETF (BITI). 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.

	TDOT	BITI	Difference
Sharpe ratio: Return per unit of total volatility	—	1.30	—
Sortino ratio: Return per unit of downside risk	—	1.87	—
Omega ratio: Gain probability vs. loss probability	—	1.22	—
Calmar ratio: Return relative to maximum drawdown	—	2.28	—
Martin ratio: Return relative to average drawdown	—	5.68	—

Drawdowns

TDOT vs. BITI - Drawdown Comparison

The maximum TDOT drawdown since its inception was -48.70%, smaller than the maximum BITI drawdown of -92.16%. Use the drawdown chart below to compare losses from any high point for TDOT and BITI.

Drawdown Indicators

	TDOT	BITI	Difference
Max Drawdown Largest peak-to-trough decline	-48.70%	-92.16%	+43.46%
Max Drawdown (1Y) Largest decline over 1 year	—	-25.28%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-84.63%	—
Current Drawdown Current decline from peak	-45.44%	-86.31%	+40.87%
Average Drawdown Average peak-to-trough decline	-25.14%	-68.33%	+43.19%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	10.15%	—

Volatility

Volatility by Period

	TDOT	BITI	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	11.04%	—
Volatility (6M) Calculated over the trailing 6-month period	—	34.16%	—
Volatility (1Y) Calculated over the trailing 1-year period	63.36%	44.23%	+19.13%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	63.36%	52.29%	+11.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	63.36%	52.29%	+11.07%

TDOT vs. BITI - Expense Ratio Comparison

TDOT has a 0.30% expense ratio, which is lower than BITI's 1.03% expense ratio.

Dividends

TDOT vs. BITI - Dividend Comparison

TDOT's dividend yield for the trailing twelve months is around 1.40%, less than BITI's 15.50% yield.

Position	TTM	2025	2024	2023	2022
BITI ProShares Short Bitcoin ETF	15.50%	1.60%	3.91%	3.33%	0.06%
TDOT 21Shares Polkadot ETF	1.40%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both TDOT and BITI in my portfolio?

TDOT and BITI have a correlation of -0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TDOT or BITI?

On fees, TDOT is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TDOT or BITI?

TDOT is cheaper with a 0.30% expense ratio, compared with 1.03% for BITI.

Which ETF pays a higher dividend yield, TDOT or BITI?

BITI has the higher dividend yield at 15.50%, compared with 1.40% for TDOT.

What is the main difference between TDOT and BITI?

TDOT tracks DOT/USD Exchange Rate - Benchmark Price Return, while BITI tracks Bloomberg Bitcoin Index. They also come from different issuers: 21Shares and ProShares. Their fees differ too: 0.30% for TDOT and 1.03% for BITI.