SH vs. PHO

Last updated Jun 24, 2026

SH (ProShares Short S&P500) and PHO (Invesco Water Resources ETF) are both exchange-traded funds - SH is a Inverse Equities fund tracking the S&P 500 Index (-100% daily), while PHO is a Water Equities fund tracking the NASDAQ OMX US Water Index. Both are passively managed. Over the past 10 years, SH returned -12.90%/yr vs 11.78%/yr for PHO. At a correlation of -0.81, they often move in opposite directions. SH charges 0.89%/yr vs 0.59%/yr for PHO.

Performance

SH vs. PHO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ProShares Short S&P500 (SH) and Invesco Water Resources ETF (PHO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SH achieves a -5.55% return, which is significantly lower than PHO's -5.09% return. Over the past 10 years, SH has underperformed PHO with an annualized return of -12.90%, while PHO has yielded a comparatively higher 11.78% annualized return.

SH

• 1D: 1.41%
• 1M: 1.68%
• YTD: -5.55%
• 6M: -4.58%
• 1Y: -14.55%
• 3Y*: -11.90%
• 5Y*: -8.40%
• 10Y*: -12.90%

PHO

• 1D: -0.30%
• 1M: 2.01%
• YTD: -5.09%
• 6M: -6.73%
• 1Y: -3.23%
• 3Y*: 7.30%
• 5Y*: 5.25%
• 10Y*: 11.78%

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

SH vs. PHO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SH ProShares Short S&P500	-5.55%	-11.35%	-13.52%	-14.80%	18.98%	-24.21%	-25.09%	-22.12%	4.93%	-17.36%
PHO Invesco Water Resources ETF	-5.09%	7.62%	8.59%	18.85%	-14.86%	31.28%	20.83%	37.57%	-6.40%	23.55%

Correlation

The correlation between SH and PHO is -0.56, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.56
Correlation (3Y) Calculated over the trailing 3-year period	-0.67
Correlation (5Y) Calculated over the trailing 5-year period	-0.76
Correlation (10Y) Calculated over the trailing 10-year period	-0.78
Correlation (All Time) Calculated using the full available price history since Jun 21, 2006	-0.81

Over the past year, the inverse relationship between SH and PHO has weakened: their correlation has moved from -0.81 to -0.56, meaning they move in opposite directions less often than they have historically.

SH vs. PHO - Sectors Allocation Comparison

Sectors	SH	PHO
Financial Services	83.0%	0.0%
Basic Materials	-	8.5%
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Healthcare	-	9.6%
Industrials	-	55.1%
Real Estate	-	-
Technology	-	12.8%
Utilities	-	13.8%

Return for Risk

SH vs. PHO — Risk / Return Rank

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

SH

SH Risk / Return Rank: 1
SH Sharpe Ratio Rank: 1
SH Sortino Ratio Rank: 1
SH Omega Ratio Rank: 1
SH Calmar Ratio Rank: 1
SH Martin Ratio Rank: 1

PHO

PHO Risk / Return Rank: 6
PHO Sharpe Ratio Rank: 7
PHO Sortino Ratio Rank: 6
PHO Omega Ratio Rank: 6
PHO Calmar Ratio Rank: 7
PHO Martin Ratio Rank: 6

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.

SH vs. PHO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ProShares Short S&P500 (SH) and Invesco Water Resources ETF (PHO). 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.

	SH	PHO	Difference
Sharpe ratio: Return per unit of total volatility	-1.17	-0.21	-0.96
Sortino ratio: Return per unit of downside risk	-1.68	-0.20	-1.48
Omega ratio: Gain probability vs. loss probability	0.82	0.98	-0.16
Calmar ratio: Return relative to maximum drawdown	-0.89	-0.24	-0.65
Martin ratio: Return relative to average drawdown	-1.67	-0.56	-1.12

SH vs. PHO - Sharpe Ratio Comparison

The current SH Sharpe Ratio is -1.17, which is lower than the PHO Sharpe Ratio of -0.21. The chart below compares the historical Sharpe Ratios of SH and PHO, 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

SH vs. PHO - Drawdown Comparison

The maximum SH drawdown since its inception was -94.66%, which is greater than PHO's maximum drawdown of -55.62%. Use the drawdown chart below to compare losses from any high point for SH and PHO.

Drawdown Indicators

	SH	PHO	Difference
Max Drawdown Largest peak-to-trough decline	-94.66%	-55.62%	-39.04%
Max Drawdown (1Y) Largest decline over 1 year	-16.42%	-13.78%	-2.64%
Max Drawdown (3Y) Largest decline over 3 years	-38.82%	-19.19%	-19.63%
Max Drawdown (5Y) Largest decline over 5 years	-44.53%	-28.60%	-15.93%
Max Drawdown (10Y) Largest decline over 10 years	-76.12%	-34.92%	-41.20%
Current Drawdown Current decline from peak	-94.48%	-10.33%	-84.15%
Average Drawdown Average peak-to-trough decline	-67.78%	-10.18%	-57.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.62%	5.79%	+3.83%

Volatility

SH vs. PHO - Volatility Comparison

ProShares Short S&P500 (SH) has a higher volatility of 4.80% compared to Invesco Water Resources ETF (PHO) at 4.40%. This indicates that SH's price experiences larger fluctuations and is considered to be riskier than PHO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SH	PHO	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.80%	4.40%	+0.40%
Volatility (6M) Calculated over the trailing 6-month period	9.83%	11.31%	-1.48%
Volatility (1Y) Calculated over the trailing 1-year period	12.46%	15.17%	-2.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.95%	18.39%	-1.44%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.03%	19.45%	-1.42%

SH vs. PHO - Expense Ratio Comparison

SH has a 0.89% expense ratio, which is higher than PHO's 0.59% expense ratio.

Dividends

SH vs. PHO - Dividend Comparison

SH's dividend yield for the trailing twelve months is around 4.39%, more than PHO's 0.61% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PHO Invesco Water Resources ETF	0.61%	0.54%	0.45%	0.59%	0.49%	0.20%	0.39%	0.43%	0.46%	0.34%	0.47%	0.75%
SH ProShares Short S&P500	4.39%	4.49%	6.20%	5.37%	1.08%	0.00%	0.16%	1.76%	1.01%	0.06%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SH and PHO in my portfolio?

SH and PHO have a correlation of -0.56, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SH or PHO?

SH has higher volatility (4.80%) compared to PHO (4.40%). In terms of maximum drawdown, SH dropped -94.66% vs PHO's -55.62%.

Which ETF is better, SH or PHO?

On 10-year performance, PHO leads with 11.78% vs -12.90% for SH. On fees, PHO is cheaper at 0.59% per year. On volatility, PHO has been the lower-risk option at 4.40%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SH or PHO?

Over the 10-year period, PHO has performed better with a 11.78% return vs -12.90%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SH or PHO?

PHO is cheaper with a 0.59% expense ratio, compared with 0.89% for SH.

Which ETF pays a higher dividend yield, SH or PHO?

SH has the higher dividend yield at 4.39%, compared with 0.61% for PHO.

What is the main difference between SH and PHO?

SH is categorized as Inverse Equities, while PHO is Water Equities. SH tracks S&P 500 Index (-100% daily), while PHO tracks NASDAQ OMX US Water Index. They also come from different issuers: ProShares and Invesco. Their fees differ too: 0.89% for SH and 0.59% for PHO.

Which has better risk-adjusted returns?

PHO currently has the higher Sharpe Ratio (-0.21 vs -1.17), 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.