SBUY.L vs. PKW

Last updated Apr 2, 2026

Compare and contrast key facts about Invesco Global Buyback Achievers UCITS ETF (SBUY.L) and Invesco BuyBack Achievers™ ETF (PKW).

SBUY.L and PKW are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SBUY.L is a passively managed fund by Invesco that tracks the performance of the MSCI ACWI NR USD. It was launched on Oct 24, 2014. PKW is a passively managed fund by Invesco that tracks the performance of the NASDAQ US BuyBack Achievers Index. It was launched on Dec 20, 2006. Both SBUY.L and PKW are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

SBUY.L vs. PKW - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Invesco Global Buyback Achievers UCITS ETF (SBUY.L) and Invesco BuyBack Achievers™ ETF (PKW). The values are adjusted to include any dividend payments, if applicable.

SBUY.L vs. PKW - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SBUY.L Invesco Global Buyback Achievers UCITS ETF	2.94%	21.60%	14.64%	9.46%	-0.90%	21.36%	8.43%	25.36%	-9.32%	10.44%
PKW Invesco BuyBack Achievers™ ETF	0.12%	9.52%	19.38%	11.38%	0.47%	33.88%	5.23%	28.99%	-5.23%	7.57%

Different Trading Currencies

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

Returns By Period

In the year-to-date period, SBUY.L achieves a 2.94% return, which is significantly higher than PKW's 0.12% return. Both investments have delivered pretty close results over the past 10 years, with SBUY.L having a 12.85% annualized return and PKW not far ahead at 13.42%.

SBUY.L

• 1D: 1.13%
• 1M: -1.19%
• YTD: 2.94%
• 6M: 8.27%
• 1Y: 20.89%
• 3Y*: 17.11%
• 5Y*: 11.05%
• 10Y*: 12.85%

PKW

• 1D: 0.39%
• 1M: -2.91%
• YTD: 0.12%
• 6M: 1.94%
• 1Y: 14.85%
• 3Y*: 14.21%
• 5Y*: 11.28%
• 10Y*: 13.42%

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

SBUY.L vs. PKW - Expense Ratio Comparison

SBUY.L has a 0.39% expense ratio, which is lower than PKW's 0.62% expense ratio.

PKW

Invesco BuyBack Achievers™ ETF

SBUY.L

Invesco Global Buyback Achievers UCITS ETF

Return for Risk

SBUY.L vs. PKW — Risk / Return Rank

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

SBUY.L

SBUY.L Risk / Return Rank: 75
SBUY.L Sharpe Ratio Rank: 73
SBUY.L Sortino Ratio Rank: 69
SBUY.L Omega Ratio Rank: 73
SBUY.L Calmar Ratio Rank: 77
SBUY.L Martin Ratio Rank: 85

PKW

PKW Risk / Return Rank: 51
PKW Sharpe Ratio Rank: 50
PKW Sortino Ratio Rank: 50
PKW Omega Ratio Rank: 52
PKW Calmar Ratio Rank: 49
PKW Martin Ratio Rank: 56

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.

SBUY.L vs. PKW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Global Buyback Achievers UCITS ETF (SBUY.L) and Invesco BuyBack Achievers™ ETF (PKW). 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.

	SBUY.L	PKW	Difference
Sharpe ratio Return per unit of total volatility	1.38	0.77	+0.61
Sortino ratio Return per unit of downside risk	1.83	1.15	+0.68
Omega ratio Gain probability vs. loss probability	1.29	1.17	+0.12
Calmar ratio Return relative to maximum drawdown	2.28	1.21	+1.07
Martin ratio Return relative to average drawdown	10.75	4.63	+6.12
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SBUY.L vs. PKW - Sharpe Ratio Comparison

The current SBUY.L Sharpe Ratio is 1.38, which is higher than the PKW Sharpe Ratio of 0.77. The chart below compares the historical Sharpe Ratios of SBUY.L and PKW, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	SBUY.L	PKW	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.38	0.77	+0.61
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.80	0.68	+0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.83	0.68	+0.15
Sharpe Ratio (All Time) Calculated using the full available price history	0.83	0.64	+0.19

Correlation

The correlation between SBUY.L and PKW is 0.62, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

SBUY.L vs. PKW - Dividend Comparison

SBUY.L's dividend yield for the trailing twelve months is around 1.75%, more than PKW's 0.94% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SBUY.L Invesco Global Buyback Achievers UCITS ETF	1.75%	1.86%	1.80%	1.73%	1.91%	1.20%	1.62%	1.90%	1.31%	1.22%	1.60%	1.27%
PKW Invesco BuyBack Achievers™ ETF	0.94%	0.99%	0.86%	1.17%	1.22%	0.72%	1.48%	1.30%	1.30%	0.65%	1.59%	1.14%

Drawdowns

SBUY.L vs. PKW - Drawdown Comparison

The maximum SBUY.L drawdown since its inception was -30.91%, smaller than the maximum PKW drawdown of -35.50%. Use the drawdown chart below to compare losses from any high point for SBUY.L and PKW.

Drawdown Indicators

	SBUY.L	PKW	Difference
Max Drawdown Largest peak-to-trough decline	-30.91%	-54.59%	+23.68%
Max Drawdown (1Y) Largest decline over 1 year	-13.89%	-13.82%	-0.07%
Max Drawdown (5Y) Largest decline over 5 years	-17.76%	-23.51%	+5.75%
Max Drawdown (10Y) Largest decline over 10 years	-30.91%	-40.93%	+10.02%
Current Drawdown Current decline from peak	-2.09%	-5.24%	+3.15%
Average Drawdown Average peak-to-trough decline	-4.03%	-8.01%	+3.98%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.96%	3.24%	-1.28%

Volatility

SBUY.L vs. PKW - Volatility Comparison

The current volatility for Invesco Global Buyback Achievers UCITS ETF (SBUY.L) is 3.72%, while Invesco BuyBack Achievers™ ETF (PKW) has a volatility of 4.02%. This indicates that SBUY.L experiences smaller price fluctuations and is considered to be less risky than PKW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SBUY.L	PKW	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.72%	4.02%	-0.30%
Volatility (6M) Calculated over the trailing 6-month period	7.93%	10.30%	-2.37%
Volatility (1Y) Calculated over the trailing 1-year period	15.14%	19.48%	-4.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.85%	16.57%	-2.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.56%	19.74%	-4.18%