IPKW vs. MRK
IPKW (Invesco International BuyBack Achievers™ ETF) is Global Equities fund tracking the NASDAQ International BuyBack Achievers Index, while MRK (Merck & Co., Inc.) is a stock. Over the past 10 years, IPKW returned 11.93%/yr vs 11.59%/yr for MRK. At a 0.26 correlation, their price movements are largely independent.
Performance
IPKW vs. MRK - Performance Comparison
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Returns By Period
In the year-to-date period, IPKW achieves a 5.48% return, which is significantly lower than MRK's 13.94% return. Both investments have delivered pretty close results over the past 10 years, with IPKW having a 11.93% annualized return and MRK not far behind at 11.59%.
IPKW
- 1D
- 0.03%
- 1M
- -1.22%
- YTD
- 5.48%
- 6M
- 7.67%
- 1Y
- 23.37%
- 3Y*
- 22.77%
- 5Y*
- 9.12%
- 10Y*
- 11.93%
MRK
- 1D
- -1.42%
- 1M
- 4.97%
- YTD
- 13.94%
- 6M
- 20.60%
- 1Y
- 50.99%
- 3Y*
- 5.87%
- 5Y*
- 12.81%
- 10Y*
- 11.59%
IPKW vs. MRK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
IPKW Invesco International BuyBack Achievers™ ETF | 5.48% | 45.50% | 10.56% | 15.12% | -12.81% | 11.41% | 16.18% | 20.26% | -21.59% | 34.21% |
MRK Merck & Co., Inc. | 13.94% | 9.79% | -6.26% | 1.01% | 49.42% | 1.75% | -7.20% | 22.27% | 39.95% | -1.49% |
Correlation
The correlation between IPKW and MRK is 0.24, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.24 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.14 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.14 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.21 |
Correlation (All Time) Calculated using the full available price history since Feb 27, 2014 | 0.26 |
The correlation between IPKW and MRK shifts across timeframes, from 0.14 (5 years) to 0.26 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
IPKW vs. MRK — Risk / Return Rank
IPKW
MRK
IPKW vs. MRK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco International BuyBack Achievers™ ETF (IPKW) and Merck & Co., Inc. (MRK). 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.
| IPKW | MRK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.33 | ||
| Sortino ratioReturn per unit of downside risk | -0.58 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 1.33 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.49 | 4.49 | -2.00 |
| Martin ratioReturn relative to average drawdown | 8.37 | 11.22 | -2.85 |
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Drawdowns
IPKW vs. MRK - Drawdown Comparison
The maximum IPKW drawdown since its inception was -47.24%, smaller than the maximum MRK drawdown of -68.61%. Use the drawdown chart below to compare losses from any high point for IPKW and MRK.
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Drawdown Indicators
| IPKW | MRK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -47.24% | -68.61% | +21.37% |
Max Drawdown (1Y)Largest decline over 1 year | -9.14% | -11.37% | +2.23% |
Max Drawdown (3Y)Largest decline over 3 years | -17.77% | -43.44% | +25.67% |
Max Drawdown (5Y)Largest decline over 5 years | -32.67% | -43.44% | +10.77% |
Max Drawdown (10Y)Largest decline over 10 years | -47.24% | -43.44% | -3.80% |
Current DrawdownCurrent decline from peak | -3.00% | -5.03% | +2.03% |
Average DrawdownAverage peak-to-trough decline | -8.98% | -18.83% | +9.85% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.72% | 4.54% | -1.82% |
Volatility
IPKW vs. MRK - Volatility Comparison
The current volatility for Invesco International BuyBack Achievers™ ETF (IPKW) is 4.33%, while Merck & Co., Inc. (MRK) has a volatility of 9.57%. This indicates that IPKW experiences smaller price fluctuations and is considered to be less risky than MRK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IPKW | MRK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.33% | 9.57% | -5.24% |
Volatility (6M)Calculated over the trailing 6-month period | 12.27% | 18.04% | -5.77% |
Volatility (1Y)Calculated over the trailing 1-year period | 14.68% | 27.18% | -12.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.06% | 23.66% | -6.60% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.90% | 22.96% | -5.06% |
Dividends
IPKW vs. MRK - Dividend Comparison
IPKW's dividend yield for the trailing twelve months is around 3.54%, more than MRK's 2.79% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IPKW Invesco International BuyBack Achievers™ ETF | 3.54% | 3.55% | 4.12% | 2.66% | 3.77% | 7.37% | 1.45% | 2.41% | 2.61% | 0.93% | 2.82% | 1.31% |
MRK Merck & Co., Inc. | 2.79% | 3.12% | 3.14% | 2.72% | 2.52% | 3.41% | 3.03% | 2.48% | 2.60% | 3.36% | 3.14% | 3.43% |
Frequently Asked Questions
IPKW and MRK have a correlation of 0.24, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MRK has higher volatility (9.57%) compared to IPKW (4.33%). In terms of maximum drawdown, IPKW dropped -47.24% vs MRK's -68.61%.
MRK currently has the higher Sharpe Ratio (1.88 vs 1.55), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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