TLDR vs. COII

Last updated Jul 12, 2026

TLDR (The Laddered T-Bill ETF) and COII (REX COIN Growth & Income ETF) are both exchange-traded funds - TLDR is a Ultrashort Bond fund actively managed by REX Shares, while COII is a Derivative Income fund actively managed by REX Shares. Both are actively managed. At a correlation of -0.10, they often move in opposite directions. TLDR charges 0.20%/yr vs 0.99%/yr for COII.

Performance

TLDR vs. COII - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in The Laddered T-Bill ETF (TLDR) and REX COIN Growth & Income ETF (COII). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

TLDR

• 1D: 0.06%
• 1M: 0.33%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

COII

• 1D: 0.00%
• 1M: 0.00%
• 6M: -43.88%
• YTD: -40.76%
• 1Y: -68.07%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TLDR vs. COII - Yearly Performance Comparison

	2026 (YTD)
TLDR The Laddered T-Bill ETF	1.65%
COII REX COIN Growth & Income ETF	-40.76%

Correlation

The correlation between TLDR and COII is -0.10, 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 (All Time) Calculated using the full available price history since Jan 21, 2026	-0.10

Return for Risk

TLDR vs. COII - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for The Laddered T-Bill ETF (TLDR) and REX COIN Growth & Income ETF (COII). 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.

	TLDR	COII	Difference
Sharpe ratio: Return per unit of total volatility	—	-0.98	—
Sortino ratio: Return per unit of downside risk	—	-1.62	—
Omega ratio: Gain probability vs. loss probability	—	0.80	—
Calmar ratio: Return relative to maximum drawdown	—	-0.90	—
Martin ratio: Return relative to average drawdown	—	-1.33	—

Drawdowns

TLDR vs. COII - Drawdown Comparison

The maximum TLDR drawdown since its inception was -0.05%, smaller than the maximum COII drawdown of -72.22%. Use the drawdown chart below to compare losses from any high point for TLDR and COII.

Drawdown Indicators

	TLDR	COII	Difference
Max Drawdown Largest peak-to-trough decline	-0.05%	-72.22%	+72.17%
Max Drawdown (1Y) Largest decline over 1 year	—	-72.22%	—
Current Drawdown Current decline from peak	0.00%	-70.51%	+70.51%
Average Drawdown Average peak-to-trough decline	-0.01%	-41.08%	+41.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	48.77%	—

Volatility

Volatility by Period

	TLDR	COII	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	14.58%	—
Volatility (6M) Calculated over the trailing 6-month period	—	51.81%	—
Volatility (1Y) Calculated over the trailing 1-year period	0.40%	66.59%	-66.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.40%	66.93%	-66.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.40%	66.93%	-66.53%

TLDR vs. COII - Expense Ratio Comparison

TLDR has a 0.20% expense ratio, which is lower than COII's 0.99% expense ratio.

Dividends

TLDR vs. COII - Dividend Comparison

TLDR's dividend yield for the trailing twelve months is around 1.56%, while COII has not paid dividends to shareholders.

Position	TTM	2025
COII REX COIN Growth & Income ETF	80.49%	41.52%
TLDR The Laddered T-Bill ETF	1.56%	0.00%

Frequently Asked Questions

Can I hold both TLDR and COII in my portfolio?

TLDR and COII have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TLDR or COII?

On fees, TLDR is cheaper at 0.20% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TLDR or COII?

TLDR is cheaper with a 0.20% expense ratio, compared with 0.99% for COII.

Which ETF pays a higher dividend yield, TLDR or COII?

COII has the higher dividend yield at 80.49%, compared with 1.56% for TLDR.

What is the main difference between TLDR and COII?

TLDR is categorized as Ultrashort Bond, while COII is Derivative Income. Their fees differ too: 0.20% for TLDR and 0.99% for COII.