TMNS vs. MYMG

Last updated Jun 5, 2026

TMNS (T. Rowe Price Short Municipal Income ETF) and MYMG (State Street My2027 Municipal Bond ETF) are both Municipal Bonds funds. Both are actively managed. A 0.53 correlation means they provide meaningful diversification when combined. TMNS charges 0.18%/yr vs 0.20%/yr for MYMG.

Performance

TMNS vs. MYMG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price Short Municipal Income ETF (TMNS) and State Street My2027 Municipal Bond ETF (MYMG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

As of year-to-date, both investments have demonstrated similar returns, with TMNS at 1.24% and MYMG at 1.24%.

TMNS

• 1D: 0.10%
• 1M: 0.41%
• YTD: 1.24%
• 6M: 1.57%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

MYMG

• 1D: 0.04%
• 1M: 0.32%
• YTD: 1.24%
• 6M: 1.52%
• 1Y: 3.89%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

TMNS vs. MYMG - Yearly Performance Comparison

	2026 (YTD)	2025
TMNS T. Rowe Price Short Municipal Income ETF	1.24%	0.57%
MYMG State Street My2027 Municipal Bond ETF	1.24%	0.41%

Correlation

The correlation between TMNS and MYMG is 0.53, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 21, 2025	0.53

Return for Risk

TMNS vs. MYMG — Risk / Return Rank

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

MYMG

MYMG Risk / Return Rank: 97
MYMG Sharpe Ratio Rank: 97
MYMG Sortino Ratio Rank: 98
MYMG Omega Ratio Rank: 98
MYMG Calmar Ratio Rank: 97
MYMG Martin Ratio Rank: 96

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.

TMNS vs. MYMG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Short Municipal Income ETF (TMNS) and State Street My2027 Municipal Bond ETF (MYMG). 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.

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

Sharpe Ratios by Period

	TMNS	MYMG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	4.80	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.12	1.08	+1.03

Drawdowns

TMNS vs. MYMG - Drawdown Comparison

The maximum TMNS drawdown since its inception was -1.28%, smaller than the maximum MYMG drawdown of -2.31%. Use the drawdown chart below to compare losses from any high point for TMNS and MYMG.

Drawdown Indicators

	TMNS	MYMG	Difference
Max Drawdown Largest peak-to-trough decline	-1.28%	-2.31%	+1.03%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.36%	—
Current Drawdown Current decline from peak	-0.23%	0.00%	-0.23%
Average Drawdown Average peak-to-trough decline	-0.32%	-0.33%	+0.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.11%	—

Volatility

Volatility by Period

	TMNS	MYMG	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.17%	—
Volatility (6M) Calculated over the trailing 6-month period	—	0.57%	—
Volatility (1Y) Calculated over the trailing 1-year period	1.64%	0.81%	+0.83%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.64%	2.03%	-0.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.64%	2.03%	-0.39%

TMNS vs. MYMG - Expense Ratio Comparison

TMNS has a 0.18% expense ratio, which is lower than MYMG's 0.20% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

TMNS vs. MYMG - Dividend Comparison

TMNS's dividend yield for the trailing twelve months is around 1.72%, less than MYMG's 2.88% yield.

Position	TTM	2025	2024
MYMG State Street My2027 Municipal Bond ETF	2.88%	3.03%	0.89%
TMNS T. Rowe Price Short Municipal Income ETF	1.72%	0.33%	0.00%

Frequently Asked Questions

Can I hold both TMNS and MYMG in my portfolio?

TMNS and MYMG have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, TMNS or MYMG?

On fees, TMNS is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, TMNS or MYMG?

TMNS is cheaper with a 0.18% expense ratio, compared with 0.20% for MYMG.

Which ETF pays a higher dividend yield, TMNS or MYMG?

MYMG has the higher dividend yield at 2.88%, compared with 1.72% for TMNS.

What is the main difference between TMNS and MYMG?

They also come from different issuers: T. Rowe Price and State Street. Their fees differ too: 0.18% for TMNS and 0.20% for MYMG.