PIFI vs. OPER

Last updated Jun 24, 2026

PIFI (ClearShares Piton Intermediate Fixed Income ETF) and OPER (ClearShares Ultra-Short Maturity ETF) are both exchange-traded funds - PIFI is a Intermediate Core Bond fund actively managed by ClearShares, while OPER is a Ultrashort Bond fund tracking the ICE BofA U.S. Broad Market Index. PIFI is actively managed, while OPER is passively managed. Over the past 5 years, PIFI returned 1.06%/yr vs 3.69%/yr for OPER. At a 0.04 correlation, their price movements are largely independent. PIFI charges 0.45%/yr vs 0.20%/yr for OPER.

Performance

PIFI vs. OPER - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in ClearShares Piton Intermediate Fixed Income ETF (PIFI) and ClearShares Ultra-Short Maturity ETF (OPER). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PIFI achieves a -0.09% return, which is significantly lower than OPER's 1.74% return.

PIFI

• 1D: 0.09%
• 1M: 0.21%
• YTD: -0.09%
• 6M: 0.07%
• 1Y: 2.85%
• 3Y*: 3.83%
• 5Y*: 1.06%
• 10Y*: —

OPER

• 1D: 0.02%
• 1M: 0.31%
• YTD: 1.74%
• 6M: 1.85%
• 1Y: 4.03%
• 3Y*: 4.76%
• 5Y*: 3.69%
• 10Y*: —

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

PIFI vs. OPER - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
PIFI ClearShares Piton Intermediate Fixed Income ETF	-0.09%	6.29%	2.52%	4.61%	-7.15%	-1.33%	0.07%
OPER ClearShares Ultra-Short Maturity ETF	1.74%	4.37%	5.34%	5.09%	1.76%	0.37%	0.11%

Correlation

The correlation between PIFI and OPER is 0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.01
Correlation (5Y) Calculated over the trailing 5-year period	0.03
Correlation (All Time) Calculated using the full available price history since Oct 2, 2020	0.04

Return for Risk

PIFI vs. OPER — Risk / Return Rank

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

PIFI

PIFI Risk / Return Rank: 31
PIFI Sharpe Ratio Rank: 33
PIFI Sortino Ratio Rank: 33
PIFI Omega Ratio Rank: 30
PIFI Calmar Ratio Rank: 32
PIFI Martin Ratio Rank: 29

OPER

OPER Risk / Return Rank: 100
OPER Sharpe Ratio Rank: 100
OPER Sortino Ratio Rank: 100
OPER Omega Ratio Rank: 100
OPER Calmar Ratio Rank: 99
OPER Martin Ratio Rank: 100

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.

PIFI vs. OPER - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for ClearShares Piton Intermediate Fixed Income ETF (PIFI) and ClearShares Ultra-Short Maturity ETF (OPER). 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.

	PIFI	OPER	Difference
Sharpe ratio: Return per unit of total volatility	1.10	14.78	-13.69
Sortino ratio: Return per unit of downside risk	1.65	42.78	-41.12
Omega ratio: Gain probability vs. loss probability	1.19	12.54	-11.35
Calmar ratio: Return relative to maximum drawdown	1.48	60.59	-59.10
Martin ratio: Return relative to average drawdown	3.91	509.56	-505.66

PIFI vs. OPER - Sharpe Ratio Comparison

The current PIFI Sharpe Ratio is 1.10, which is lower than the OPER Sharpe Ratio of 14.78. The chart below compares the historical Sharpe Ratios of PIFI and OPER, 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

PIFI vs. OPER - Drawdown Comparison

The maximum PIFI drawdown since its inception was -10.59%, which is greater than OPER's maximum drawdown of -2.33%. Use the drawdown chart below to compare losses from any high point for PIFI and OPER.

Drawdown Indicators

	PIFI	OPER	Difference
Max Drawdown Largest peak-to-trough decline	-10.59%	-2.33%	-8.26%
Max Drawdown (1Y) Largest decline over 1 year	-1.93%	-0.07%	-1.86%
Max Drawdown (3Y) Largest decline over 3 years	-2.75%	-0.11%	-2.64%
Max Drawdown (5Y) Largest decline over 5 years	-10.41%	-0.13%	-10.28%
Current Drawdown Current decline from peak	-1.40%	0.00%	-1.40%
Average Drawdown Average peak-to-trough decline	-3.21%	-0.16%	-3.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.73%	0.01%	+0.72%

Volatility

PIFI vs. OPER - Volatility Comparison

ClearShares Piton Intermediate Fixed Income ETF (PIFI) has a higher volatility of 0.83% compared to ClearShares Ultra-Short Maturity ETF (OPER) at 0.10%. This indicates that PIFI's price experiences larger fluctuations and is considered to be riskier than OPER based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PIFI	OPER	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.83%	0.10%	+0.73%
Volatility (6M) Calculated over the trailing 6-month period	1.93%	0.21%	+1.72%
Volatility (1Y) Calculated over the trailing 1-year period	2.62%	0.27%	+2.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.68%	0.32%	+3.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.48%	1.22%	+2.26%

PIFI vs. OPER - Expense Ratio Comparison

PIFI has a 0.45% expense ratio, which is higher than OPER's 0.20% expense ratio.

Dividends

PIFI vs. OPER - Dividend Comparison

PIFI's dividend yield for the trailing twelve months is around 3.75%, less than OPER's 4.08% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
OPER ClearShares Ultra-Short Maturity ETF	4.08%	4.32%	5.21%	5.03%	1.71%	0.36%	0.64%	2.08%	0.89%
PIFI ClearShares Piton Intermediate Fixed Income ETF	3.75%	3.16%	2.92%	2.29%	1.22%	0.25%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both PIFI and OPER in my portfolio?

PIFI and OPER have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PIFI or OPER?

PIFI has higher volatility (0.83%) compared to OPER (0.10%). In terms of maximum drawdown, PIFI dropped -10.59% vs OPER's -2.33%.

Which ETF is better, PIFI or OPER?

On 5-year performance, OPER leads with 3.69% vs 1.06% for PIFI. On fees, OPER is cheaper at 0.20% per year. On volatility, OPER has been the lower-risk option at 0.10%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PIFI or OPER?

Over the 5-year period, OPER has performed better with a 3.69% return vs 1.06%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PIFI or OPER?

OPER is cheaper with a 0.20% expense ratio, compared with 0.45% for PIFI.

Which ETF pays a higher dividend yield, PIFI or OPER?

OPER has the higher dividend yield at 4.08%, compared with 3.75% for PIFI.

What is the main difference between PIFI and OPER?

PIFI is categorized as Intermediate Core Bond, while OPER is Ultrashort Bond. Their fees differ too: 0.45% for PIFI and 0.20% for OPER.

Which has better risk-adjusted returns?

OPER currently has the higher Sharpe Ratio (14.78 vs 1.10), 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.