SPH vs. INSW

Last updated Jun 4, 2026

SPH (Suburban Propane Partners, L.P.) and INSW (International Seaways, Inc.) are both stocks. SPH operates in Utilities - Regulated Gas (Utilities), while INSW operates in Oil & Gas Midstream (Energy). Over the past 5 years, SPH returned 12.87%/yr vs 44.87%/yr for INSW. At a 0.16 correlation, their price movements are largely independent.

Performance

SPH vs. INSW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Suburban Propane Partners, L.P. (SPH) and International Seaways, Inc. (INSW). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPH achieves a 5.93% return, which is significantly lower than INSW's 65.57% return.

SPH

• 1D: -1.40%
• 1M: -3.38%
• YTD: 5.93%
• 6M: 2.45%
• 1Y: 6.35%
• 3Y*: 16.13%
• 5Y*: 12.87%
• 10Y*: 2.81%

INSW

• 1D: -0.71%
• 1M: -8.15%
• YTD: 65.57%
• 6M: 56.10%
• 1Y: 127.10%
• 3Y*: 42.07%
• 5Y*: 44.87%
• 10Y*: —

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

SPH vs. INSW - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SPH Suburban Propane Partners, L.P.	5.93%	15.20%	3.84%	26.96%	12.28%	6.85%	-24.02%	25.55%	-11.75%	-9.09%
INSW International Seaways, Inc.	65.57%	44.97%	-10.85%	42.93%	162.53%	-2.93%	-44.43%	76.72%	-8.78%	31.48%

Correlation

The correlation between SPH and INSW is 0.03, 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	0.03
Correlation (3Y) Calculated over the trailing 3-year period	0.11
Correlation (5Y) Calculated over the trailing 5-year period	0.17
Correlation (All Time) Calculated using the full available price history since Dec 2, 2016	0.16

The correlation between SPH and INSW shifts across timeframes, from 0.03 (1 year) to 0.17 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap SPH : $39.16K INSW : $3.88B
EPS SPH : $2.70 INSW : $11.01
PE Ratio SPH : 7.04 INSW : 7.08
PEG Ratio SPH : 11.62 INSW : 1.12
PS Ratio SPH : 1.12 INSW : 5.72
PB Ratio SPH : 0.00 INSW : 1.77
Total Revenue (TTM) SPH : $841.91M INSW : $675.87M
Gross Profit (TTM) SPH : -$87.69M INSW : $274.33M
EBITDA (TTM) SPH : $280.49M INSW : $525.75M

Return for Risk

SPH vs. INSW — Risk / Return Rank

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

SPH

SPH Risk / Return Rank: 51
SPH Sharpe Ratio Rank: 52
SPH Sortino Ratio Rank: 43
SPH Omega Ratio Rank: 43
SPH Calmar Ratio Rank: 55
SPH Martin Ratio Rank: 60

INSW

INSW Risk / Return Rank: 95
INSW Sharpe Ratio Rank: 96
INSW Sortino Ratio Rank: 95
INSW Omega Ratio Rank: 91
INSW Calmar Ratio Rank: 96
INSW Martin Ratio Rank: 96

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.

SPH vs. INSW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Suburban Propane Partners, L.P. (SPH) and International Seaways, Inc. (INSW). 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.

	SPH	INSW	Difference
Sharpe ratio: Return per unit of total volatility	0.32	3.49	-3.17
Sortino ratio: Return per unit of downside risk	0.57	4.22	-3.65
Omega ratio: Gain probability vs. loss probability	1.07	1.48	-0.41
Calmar ratio: Return relative to maximum drawdown	0.68	7.91	-7.23
Martin ratio: Return relative to average drawdown	2.06	23.47	-21.41
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SPH vs. INSW - Sharpe Ratio Comparison

The current SPH Sharpe Ratio is 0.32, which is lower than the INSW Sharpe Ratio of 3.49. The chart below compares the historical Sharpe Ratios of SPH and INSW, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	SPH	INSW	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.32	3.49	-3.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.52	1.10	-0.58
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.10	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.34	0.61	-0.27

Drawdowns

SPH vs. INSW - Drawdown Comparison

The maximum SPH drawdown since its inception was -60.60%, which is greater than INSW's maximum drawdown of -57.49%. Use the drawdown chart below to compare losses from any high point for SPH and INSW.

Drawdown Indicators

	SPH	INSW	Difference
Max Drawdown Largest peak-to-trough decline	-60.60%	-57.49%	-3.11%
Max Drawdown (1Y) Largest decline over 1 year	-9.38%	-16.16%	+6.78%
Max Drawdown (3Y) Largest decline over 3 years	-20.01%	-50.40%	+30.39%
Max Drawdown (5Y) Largest decline over 5 years	-20.01%	-50.40%	+30.39%
Max Drawdown (10Y) Largest decline over 10 years	-56.96%	—	—
Current Drawdown Current decline from peak	-7.00%	-14.90%	+7.90%
Average Drawdown Average peak-to-trough decline	-12.60%	-20.91%	+8.31%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.28%	5.44%	-2.16%

Volatility

SPH vs. INSW - Volatility Comparison

The current volatility for Suburban Propane Partners, L.P. (SPH) is 6.62%, while International Seaways, Inc. (INSW) has a volatility of 11.74%. This indicates that SPH experiences smaller price fluctuations and is considered to be less risky than INSW based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPH	INSW	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.62%	11.74%	-5.12%
Volatility (6M) Calculated over the trailing 6-month period	13.58%	27.72%	-14.14%
Volatility (1Y) Calculated over the trailing 1-year period	20.09%	36.61%	-16.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.71%	41.01%	-16.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	29.10%	45.21%	-16.11%

Dividends

SPH vs. INSW - Dividend Comparison

SPH's dividend yield for the trailing twelve months is around 6.84%, more than INSW's 5.62% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
INSW International Seaways, Inc.	5.62%	6.04%	16.05%	13.83%	3.84%	9.26%	1.47%	0.00%	0.00%	0.00%	0.00%	0.00%
SPH Suburban Propane Partners, L.P.	6.84%	7.01%	7.56%	7.32%	8.56%	8.53%	12.11%	10.98%	12.45%	13.47%	11.81%	14.55%

Financials

Frequently Asked Questions

Can I hold both SPH and INSW in my portfolio?

SPH and INSW have a correlation of 0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SPH or INSW?

INSW has higher volatility (11.74%) compared to SPH (6.62%). In terms of maximum drawdown, SPH dropped -60.60% vs INSW's -57.49%.

Which has better risk-adjusted returns?

INSW currently has the higher Sharpe Ratio (3.49 vs 0.32), 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.