PortfoliosLab logoPortfoliosLab logo

Documentation

Upgrade your plan
MIDD.L vs. SPXB
Performance
Return for Risk
Drawdowns
Volatility
Dividends

MIDD.L vs. SPXB

Last updated Jun 5, 2026

MIDD.L (iShares FTSE 250 UCITS ETF) and SPXB (ProShares S&P 500 Bond ETF) are both exchange-traded funds - MIDD.L is a Europe Equities fund tracking the FTSE 250 Ex Investment Trust TR GBP, while SPXB is a Corporate Bonds fund tracking the S&P 500 MarketAxess Investment Grade Corporate Bond Index. Both are passively managed. At a correlation of -0.05, they often move in opposite directions. MIDD.L charges 0.40%/yr vs 0.15%/yr for SPXB.

Performance

MIDD.L vs. SPXB - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares FTSE 250 UCITS ETF (MIDD.L) and ProShares S&P 500 Bond ETF (SPXB). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Different Trading Currencies

MIDD.L is traded in GBp, while SPXB is traded in USD. To make them comparable, the SPXB values have been converted to GBp using the latest available exchange rates.

Returns By Period

MIDD.L

1D
0.56%
1M
4.32%
YTD
5.26%
6M
7.17%
1Y
13.79%
3Y*
9.96%
5Y*
3.14%
10Y*
5.54%

SPXB

1D
—
1M
—
YTD
—
6M
—
1Y
—
3Y*
—
5Y*
—
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

MIDD.L vs. SPXB - Yearly Performance Comparison

2026 (YTD)20252024202320222021202020192018
MIDD.L
iShares FTSE 250 UCITS ETF		5.26%12.44%7.33%7.76%-17.86%16.27%-5.34%28.46%-12.62%
SPXB
ProShares S&P 500 Bond ETF		0.00%0.00%-0.46%3.39%-6.75%-0.96%7.09%10.95%7.60%

Correlation

The correlation between MIDD.L and SPXB is -0.05, 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 (3Y)
Calculated over the trailing 3-year period

0.05

Correlation (5Y)
Calculated over the trailing 5-year period

-0.01

Correlation (All Time)
Calculated using the full available price history since May 4, 2018

-0.05

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

iShares FTSE 250 UCITS ETF

ProShares S&P 500 Bond ETF

Often compared with MIDD.L:
MIDD.L vs. VMID.LMIDD.L vs. CSUK.LMIDD.L vs. CUKS.LMIDD.L vs. ISF.LMIDD.L vs. HMWO.LMIDD.L vs. SWDA.LMIDD.L vs. FTAL.L
Often compared with SPXB:
SPXB vs. VWCE.DESPXB vs. MTUMSPXB vs. AAPLSPXB vs. SPYSPXB vs. BRK-BSPXB vs. ARKKSPXB vs. SPXS

Return for Risk

MIDD.L vs. SPXB — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
MIDD.L
MIDD.L Risk / Return Rank: 3030
Overall Rank
MIDD.L Sharpe Ratio Rank: 3131
Sharpe Ratio Rank
MIDD.L Sortino Ratio Rank: 3232
Sortino Ratio Rank
MIDD.L Omega Ratio Rank: 3131
Omega Ratio Rank
MIDD.L Calmar Ratio Rank: 2525
Calmar Ratio Rank
MIDD.L Martin Ratio Rank: 2929
Martin Ratio Rank
SPXB
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.

MIDD.L vs. SPXB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares FTSE 250 UCITS ETF (MIDD.L) and ProShares S&P 500 Bond ETF (SPXB). 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.

MIDD.LSPXBDifference
Sharpe ratioReturn per unit of total volatility
1.10

—

—

Sortino ratioReturn per unit of downside risk
1.67

—

—

Omega ratioGain probability vs. loss probability

1.21

—

—

Calmar ratioReturn relative to maximum drawdown

1.19

—

—

Martin ratioReturn relative to average drawdown

4.19

—

—

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MIDD.L vs. SPXB - Sharpe Ratio Comparison

Loading charts...

Sharpe Ratios by Period

MIDD.LSPXBDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.10

—

—

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.21

—

—

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.33

—

—

Sharpe Ratio (All Time)

Calculated using the full available price history

0.48

—

—

Drawdowns

MIDD.L vs. SPXB - Drawdown Comparison

Loading charts...

Drawdown Indicators

MIDD.LSPXBDifference

Max Drawdown

Largest peak-to-trough decline

-51.66%

—

—

Max Drawdown (1Y)

Largest decline over 1 year

-11.54%

—

—

Max Drawdown (3Y)

Largest decline over 3 years

-16.92%

—

—

Max Drawdown (5Y)

Largest decline over 5 years

-29.93%

—

—

Max Drawdown (10Y)

Largest decline over 10 years

-41.60%

—

—

Current Drawdown

Current decline from peak

-0.77%

—

—

Average Drawdown

Average peak-to-trough decline

-8.76%

—

—

Ulcer Index

Depth and duration of drawdowns from previous peaks

3.28%

—

—

Volatility

MIDD.L vs. SPXB - Volatility Comparison

Loading charts...

Volatility by Period

MIDD.LSPXBDifference

Volatility (1M)

Calculated over the trailing 1-month period

3.92%

—

—

Volatility (6M)

Calculated over the trailing 6-month period

10.27%

—

—

Volatility (1Y)

Calculated over the trailing 1-year period

12.49%

—

—

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

15.27%

—

—

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

16.54%

—

—

MIDD.L vs. SPXB - Expense Ratio Comparison

MIDD.L has a 0.40% expense ratio, which is higher than SPXB's 0.15% expense ratio.

Dividends

MIDD.L vs. SPXB - Dividend Comparison

MIDD.L's dividend yield for the trailing twelve months is around 3.43%, while SPXB has not paid dividends to shareholders.

PositionTTM20252024202320222021202020192018201720162015
MIDD.L
iShares FTSE 250 UCITS ETF		3.43%3.56%3.05%3.17%2.76%2.01%1.51%2.72%3.07%2.80%2.67%2.80%
SPXB
ProShares S&P 500 Bond ETF		0.00%0.00%1.22%4.04%3.14%2.00%2.64%3.48%2.52%0.00%0.00%0.00%

Frequently Asked Questions

MIDD.L and SPXB have a correlation of -0.05, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

On fees, SPXB is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

SPXB is cheaper with a 0.15% expense ratio, compared with 0.40% for MIDD.L.

MIDD.L is categorized as Europe Equities, while SPXB is Corporate Bonds. MIDD.L tracks FTSE 250 Ex Investment Trust TR GBP, while SPXB tracks S&P 500 MarketAxess Investment Grade Corporate Bond Index. They also come from different issuers: iShares and ProShares. Their fees differ too: 0.40% for MIDD.L and 0.15% for SPXB.

Portfolio Optimizer

Find the right allocation for MIDD.L and SPXB

Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

Open Portfolio Optimizer