SRIU.L vs. TRFM

Last updated Jun 5, 2026

SRIU.L (UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis) and TRFM (AAM Transformers ETF) are both exchange-traded funds - SRIU.L is a Large Cap Blend Equities fund tracking the Russell 1000 TR USD, while TRFM is a Technology Equities fund tracking the Pence Transformers Index - Benchmark TR Gross. Both are passively managed. Over the past 3 years, SRIU.L returned 16.86%/yr vs 28.12%/yr for TRFM. At a 0.48 correlation, their price movements are largely independent. SRIU.L charges 0.22%/yr vs 0.49%/yr for TRFM.

Performance

SRIU.L vs. TRFM - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis (SRIU.L) and AAM Transformers ETF (TRFM). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, SRIU.L achieves a 13.81% return, which is significantly lower than TRFM's 30.34% return.

SRIU.L

• 1D: -0.51%
• 1M: 8.42%
• YTD: 13.81%
• 6M: 12.98%
• 1Y: 27.22%
• 3Y*: 16.86%
• 5Y*: 12.78%
• 10Y*: —

TRFM

• 1D: -0.38%
• 1M: 11.31%
• YTD: 30.34%
• 6M: 26.66%
• 1Y: 53.66%
• 3Y*: 28.12%
• 5Y*: —
• 10Y*: —

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

SRIU.L vs. TRFM - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
SRIU.L UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis	13.81%	3.18%	21.24%	25.25%	-2.05%
TRFM AAM Transformers ETF	30.34%	16.80%	22.05%	37.48%	-8.97%

Correlation

The correlation between SRIU.L and TRFM is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.60
Correlation (3Y) Calculated over the trailing 3-year period	0.52
Correlation (All Time) Calculated using the full available price history since Jul 13, 2022	0.48

The correlation between SRIU.L and TRFM shifts across timeframes, from 0.48 (all time) to 0.59 (1 year), reflecting how their relationship changes across market environments.

SRIU.L vs. TRFM - Sectors Allocation Comparison

Sectors	SRIU.L	TRFM
Technology	44.2%	53.3%
Financial Services	12.0%	2.8%
Consumer Cyclical	11.1%	17.7%
Industrials	9.9%	7.2%
Healthcare	9.1%	0.2%
Consumer Defensive	5.0%	-
Communication Services	3.6%	12.3%
Real Estate	2.8%	-
Basic Materials	1.6%	1.2%
Utilities	0.7%	1.7%
Energy	-	3.5%

Return for Risk

SRIU.L vs. TRFM — Risk / Return Rank

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

SRIU.L

SRIU.L Risk / Return Rank: 64
SRIU.L Sharpe Ratio Rank: 70
SRIU.L Sortino Ratio Rank: 70
SRIU.L Omega Ratio Rank: 70
SRIU.L Calmar Ratio Rank: 58
SRIU.L Martin Ratio Rank: 54

TRFM

TRFM Risk / Return Rank: 71
TRFM Sharpe Ratio Rank: 73
TRFM Sortino Ratio Rank: 66
TRFM Omega Ratio Rank: 63
TRFM Calmar Ratio Rank: 79
TRFM Martin Ratio Rank: 73

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.

SRIU.L vs. TRFM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis (SRIU.L) and AAM Transformers ETF (TRFM). 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.

	SRIU.L	TRFM	Difference
Sharpe ratio: Return per unit of total volatility	2.25	2.56	-0.31
Sortino ratio: Return per unit of downside risk	3.15	3.18	-0.03
Omega ratio: Gain probability vs. loss probability	1.41	1.42	-0.01
Calmar ratio: Return relative to maximum drawdown	2.82	4.10	-1.29
Martin ratio: Return relative to average drawdown	9.16	11.37	-2.21
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SRIU.L vs. TRFM - Sharpe Ratio Comparison

The current SRIU.L Sharpe Ratio is 2.25, which is comparable to the TRFM Sharpe Ratio of 2.56. The chart below compares the historical Sharpe Ratios of SRIU.L and TRFM, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	SRIU.L	TRFM	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.25	2.56	-0.31
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.96	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.64	0.97	-0.33

Drawdowns

SRIU.L vs. TRFM - Drawdown Comparison

The maximum SRIU.L drawdown since its inception was -24.84%, smaller than the maximum TRFM drawdown of -29.75%. Use the drawdown chart below to compare losses from any high point for SRIU.L and TRFM.

Drawdown Indicators

	SRIU.L	TRFM	Difference
Max Drawdown Largest peak-to-trough decline	-24.84%	-29.75%	+4.91%
Max Drawdown (1Y) Largest decline over 1 year	-9.71%	-13.14%	+3.43%
Max Drawdown (3Y) Largest decline over 3 years	-22.56%	-29.75%	+7.19%
Max Drawdown (5Y) Largest decline over 5 years	-22.56%	—	—
Current Drawdown Current decline from peak	-0.51%	-1.25%	+0.74%
Average Drawdown Average peak-to-trough decline	-6.45%	-6.99%	+0.54%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.98%	4.73%	-1.75%

Volatility

SRIU.L vs. TRFM - Volatility Comparison

The current volatility for UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis (SRIU.L) is 4.11%, while AAM Transformers ETF (TRFM) has a volatility of 6.73%. This indicates that SRIU.L experiences smaller price fluctuations and is considered to be less risky than TRFM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SRIU.L	TRFM	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.11%	6.73%	-2.62%
Volatility (6M) Calculated over the trailing 6-month period	8.90%	15.86%	-6.96%
Volatility (1Y) Calculated over the trailing 1-year period	12.17%	21.07%	-8.90%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.44%	25.09%	-7.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.76%	25.09%	-4.33%

SRIU.L vs. TRFM - Expense Ratio Comparison

SRIU.L has a 0.22% expense ratio, which is lower than TRFM's 0.49% expense ratio.

Dividends

SRIU.L vs. TRFM - Dividend Comparison

SRIU.L's dividend yield for the trailing twelve months is around 0.70%, more than TRFM's 0.13% yield.

Position	TTM	2025	2024	2023	2022	2021	2020
SRIU.L UBS ETF (IE) MSCI USA Socially Responsible UCITS ETF (USD) A-dis	0.70%	0.98%	0.51%	0.94%	1.08%	0.80%	0.21%
TRFM AAM Transformers ETF	0.13%	0.17%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SRIU.L and TRFM in my portfolio?

SRIU.L and TRFM have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, SRIU.L or TRFM?

On fees, SRIU.L is cheaper at 0.22% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SRIU.L or TRFM?

SRIU.L is cheaper with a 0.22% expense ratio, compared with 0.49% for TRFM.

What is the main difference between SRIU.L and TRFM?

SRIU.L is categorized as Large Cap Blend Equities, while TRFM is Technology Equities. SRIU.L tracks Russell 1000 TR USD, while TRFM tracks Pence Transformers Index - Benchmark TR Gross. They also come from different issuers: UBS and AAM. Their fees differ too: 0.22% for SRIU.L and 0.49% for TRFM.