PFIX vs. COOP

Last updated Aug 2, 2026

PFIX (Simplify Interest Rate Hedge ETF) is Inverse Bonds fund actively managed by Simplify, while COOP (Mr. Cooper Group Inc.) is a stock. Their -0.10 correlation means they have often moved in opposite directions in the past.

Performance

PFIX vs. COOP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Simplify Interest Rate Hedge ETF (PFIX) and Mr. Cooper Group Inc. (COOP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

PFIX

• 1D: 3.06%
• 1M: 17.72%
• 6M: 11.49%
• YTD: 10.66%
• 1Y: 7.25%
• 3Y*: 17.57%
• 5Y*: 23.20%
• 10Y*: —
• ALL TIME*: 17.29%

COOP

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
PFIX Simplify Interest Rate Hedge ETF	$6.29M	$5.62M	$16.95M

PFIX vs. COOP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
PFIX Simplify Interest Rate Hedge ETF	10.66%	0.42%	35.94%	5.67%	92.05%	-24.98%
COOP Mr. Cooper Group Inc.	0.00%	121.64%	47.44%	62.27%	-3.56%	25.14%

Correlation

The correlation between PFIX and COOP is -0.23, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	-0.23
Correlation (3Y) Balances recent behavior with more history.	-0.21
Correlation (5Y) Shows whether the relationship held over a longer period.	-0.11
Correlation (All Time) Calculated using the full available price history since May 11, 2021	-0.10

The correlation between PFIX and COOP shifts across timeframes, from -0.23 (1 year) to -0.10 (all time), reflecting how their relationship changes across market environments.

Return for Risk

PFIX vs. COOP — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

PFIX

PFIX Risk / Return Rank: 13
PFIX Sharpe Ratio Rank: 13
PFIX Sortino Ratio Rank: 14
PFIX Omega Ratio Rank: 13
PFIX Calmar Ratio Rank: 13
PFIX Martin Ratio Rank: 12

COOP

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

PFIX vs. COOP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Simplify Interest Rate Hedge ETF (PFIX) and Mr. Cooper Group Inc. (COOP). 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.

	PFIX	COOP	Difference
Sharpe ratio: Return per unit of total volatility	0.08	—	—
Sortino ratio: Return per unit of downside risk	0.34	—	—
Omega ratio: Gain probability vs. loss probability	1.04	—	—
Calmar ratio: Return relative to maximum drawdown	0.10	—	—
Martin ratio: Return relative to average drawdown	0.15	—	—

Drawdowns

Drawdown Indicators

	PFIX	COOP	Difference
Max Drawdown Largest peak-to-trough decline	-36.17%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-23.71%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-36.17%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-36.17%	—	—
Current Drawdown Current decline from peak	-8.76%	—	—
Average Drawdown Average peak-to-trough decline	-17.19%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	15.42%	—	—

Volatility

Volatility by Period

	PFIX	COOP	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.75%	—	—
Volatility (6M) Calculated over the trailing 6-month period	21.92%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	29.31%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	38.61%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	38.13%	—	—

Dividends

PFIX vs. COOP - Dividend Comparison

PFIX's dividend yield for the trailing twelve months is around 7.82%, while COOP has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021
COOP Mr. Cooper Group Inc.	0.95%	0.95%	0.00%	0.00%	0.00%	0.00%
PFIX Simplify Interest Rate Hedge ETF	7.82%	9.92%	3.40%	87.92%	0.63%	0.00%

Frequently Asked Questions

Can I hold both PFIX and COOP in my portfolio?

PFIX and COOP have a correlation of -0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.