PKB vs. SMR

Last updated Jun 13, 2026

PKB (Invesco Dynamic Building & Construction ETF) is Building & Construction fund tracking the Dynamic Building & Construction Intellidex Index, while SMR (NuScale Power Corporation) is a stock. Over the past 5 years, PKB returned 16.59%/yr vs -0.32%/yr for SMR. At a 0.31 correlation, their price movements are largely independent.

Performance

PKB vs. SMR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Dynamic Building & Construction ETF (PKB) and NuScale Power Corporation (SMR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PKB achieves a 14.33% return, which is significantly higher than SMR's -30.20% return.

PKB

• 1D: 1.14%
• 1M: 1.78%
• YTD: 14.33%
• 6M: 10.23%
• 1Y: 34.86%
• 3Y*: 27.82%
• 5Y*: 16.59%
• 10Y*: 15.78%

SMR

• 1D: 3.34%
• 1M: -17.31%
• YTD: -30.20%
• 6M: -46.07%
• 1Y: -75.51%
• 3Y*: 5.43%
• 5Y*: -0.32%
• 10Y*: —

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

PKB vs. SMR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
PKB Invesco Dynamic Building & Construction ETF	14.33%	22.47%	20.24%	55.29%	-24.88%	32.96%	1.75%
SMR NuScale Power Corporation	-30.20%	-20.97%	444.98%	-67.93%	2.29%	-0.89%	1.20%

Correlation

The correlation between PKB and SMR is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.38
Correlation (3Y) Calculated over the trailing 3-year period	0.37
Correlation (5Y) Calculated over the trailing 5-year period	0.31
Correlation (All Time) Calculated using the full available price history since Dec 9, 2020	0.31

Return for Risk

PKB vs. SMR — Risk / Return Rank

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

PKB

PKB Risk / Return Rank: 48
PKB Sharpe Ratio Rank: 48
PKB Sortino Ratio Rank: 49
PKB Omega Ratio Rank: 43
PKB Calmar Ratio Rank: 52
PKB Martin Ratio Rank: 49

SMR

SMR Risk / Return Rank: 10
SMR Sharpe Ratio Rank: 12
SMR Sortino Ratio Rank: 9
SMR Omega Ratio Rank: 12
SMR Calmar Ratio Rank: 6
SMR Martin Ratio Rank: 12

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.

PKB vs. SMR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Dynamic Building & Construction ETF (PKB) and NuScale Power Corporation (SMR). 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.

	PKB	SMR	Difference
Sharpe ratio: Return per unit of total volatility	1.47	-0.74	+2.21
Sortino ratio: Return per unit of downside risk	2.16	-1.25	+3.40
Omega ratio: Gain probability vs. loss probability	1.25	0.87	+0.38
Calmar ratio: Return relative to maximum drawdown	2.27	-0.91	+3.19
Martin ratio: Return relative to average drawdown	7.21	-1.32	+8.52

PKB vs. SMR - Sharpe Ratio Comparison

The current PKB Sharpe Ratio is 1.47, which is higher than the SMR Sharpe Ratio of -0.74. The chart below compares the historical Sharpe Ratios of PKB and SMR, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

PKB vs. SMR - Drawdown Comparison

The maximum PKB drawdown since its inception was -65.21%, smaller than the maximum SMR drawdown of -87.47%. Use the drawdown chart below to compare losses from any high point for PKB and SMR.

Drawdown Indicators

	PKB	SMR	Difference
Max Drawdown Largest peak-to-trough decline	-65.21%	-87.47%	+22.26%
Max Drawdown (1Y) Largest decline over 1 year	-15.41%	-82.86%	+67.45%
Max Drawdown (3Y) Largest decline over 3 years	-29.75%	-82.86%	+53.11%
Max Drawdown (5Y) Largest decline over 5 years	-34.85%	-87.47%	+52.62%
Max Drawdown (10Y) Largest decline over 10 years	-52.29%	—	—
Current Drawdown Current decline from peak	-4.31%	-81.49%	+77.18%
Average Drawdown Average peak-to-trough decline	-15.75%	-35.08%	+19.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.86%	57.39%	-52.53%

Volatility

PKB vs. SMR - Volatility Comparison

The current volatility for Invesco Dynamic Building & Construction ETF (PKB) is 8.73%, while NuScale Power Corporation (SMR) has a volatility of 28.93%. This indicates that PKB experiences smaller price fluctuations and is considered to be less risky than SMR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PKB	SMR	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.73%	28.93%	-20.20%
Volatility (6M) Calculated over the trailing 6-month period	18.69%	69.57%	-50.88%
Volatility (1Y) Calculated over the trailing 1-year period	23.78%	102.59%	-78.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.78%	93.50%	-67.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.29%	89.31%	-62.02%

Dividends

PKB vs. SMR - Dividend Comparison

PKB's dividend yield for the trailing twelve months is around 0.14%, while SMR has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PKB Invesco Dynamic Building & Construction ETF	0.14%	0.14%	0.23%	0.33%	0.43%	0.25%	0.30%	0.37%	0.54%	0.17%	0.31%	0.11%
SMR NuScale Power Corporation	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both PKB and SMR in my portfolio?

PKB and SMR have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PKB or SMR?

SMR has higher volatility (28.93%) compared to PKB (8.73%). In terms of maximum drawdown, PKB dropped -65.21% vs SMR's -87.47%.

Which has better risk-adjusted returns?

PKB currently has the higher Sharpe Ratio (1.47 vs -0.74), 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.