SW vs. GPK

Last updated Jun 4, 2026

SW (Smurfit WestRock PLC) and GPK (Graphic Packaging Holding Company) are both stocks. Both operate in the Packaging & Containers industry within the Consumer Cyclical sector. Over the past year, SW returned 2.65% vs -49.98% for GPK. At a 0.47 correlation, their price movements are largely independent.

Performance

SW vs. GPK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Smurfit WestRock PLC (SW) and Graphic Packaging Holding Company (GPK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SW achieves a 11.14% return, which is significantly higher than GPK's -27.41% return.

SW

• 1D: -0.28%
• 1M: 12.20%
• YTD: 11.14%
• 6M: 18.99%
• 1Y: 2.65%
• 3Y*: —
• 5Y*: —
• 10Y*: —

GPK

• 1D: 0.46%
• 1M: 13.08%
• YTD: -27.41%
• 6M: -32.33%
• 1Y: -49.98%
• 3Y*: -22.87%
• 5Y*: -8.21%
• 10Y*: -0.14%

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

SW vs. GPK - Yearly Performance Comparison

	2026 (YTD)	2025	2024
SW Smurfit WestRock PLC	11.14%	-25.31%	18.10%
GPK Graphic Packaging Holding Company	-27.41%	-43.33%	7.32%

Correlation

The correlation between SW and GPK is 0.54, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.54
Correlation (All Time) Calculated using the full available price history since Jul 9, 2024	0.47

The correlation between SW and GPK has been stable across timeframes, ranging from 0.47 to 0.54 - a consistent structural relationship.

Fundamentals

EPS SW : $0.93 GPK : $0.92
PE Ratio SW : 45.23 GPK : 11.76
PS Ratio SW : 0.58 GPK : 0.37
Total Revenue (TTM) SW : $28.91B GPK : $8.65B
Gross Profit (TTM) SW : $5.30B GPK : $1.16B
EBITDA (TTM) SW : $3.32B GPK : $1.01B

Return for Risk

SW vs. GPK — Risk / Return Rank

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

SW

SW Risk / Return Rank: 41
SW Sharpe Ratio Rank: 43
SW Sortino Ratio Rank: 40
SW Omega Ratio Rank: 39
SW Calmar Ratio Rank: 42
SW Martin Ratio Rank: 42

GPK

GPK Risk / Return Rank: 5
GPK Sharpe Ratio Rank: 2
GPK Sortino Ratio Rank: 3
GPK Omega Ratio Rank: 4
GPK Calmar Ratio Rank: 9
GPK Martin Ratio Rank: 9

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.

SW vs. GPK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Smurfit WestRock PLC (SW) and Graphic Packaging Holding Company (GPK). 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.

	SW	GPK	Difference
Sharpe ratio Return per unit of total volatility	0.07	-1.18	+1.25
Sortino ratio Return per unit of downside risk	0.39	-1.92	+2.32
Omega ratio Gain probability vs. loss probability	1.05	0.77	+0.28
Calmar ratio Return relative to maximum drawdown	0.08	-0.82	+0.90
Martin ratio Return relative to average drawdown	0.16	-1.37	+1.53
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SW vs. GPK - Sharpe Ratio Comparison

The current SW Sharpe Ratio is 0.07, which is higher than the GPK Sharpe Ratio of -1.18. The chart below compares the historical Sharpe Ratios of SW and GPK, 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

	SW	GPK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.07	-1.18	+1.25
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	-0.27	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.00	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.03	0.03	-0.06

Drawdowns

SW vs. GPK - Drawdown Comparison

The maximum SW drawdown since its inception was -39.78%, smaller than the maximum GPK drawdown of -98.11%. Use the drawdown chart below to compare losses from any high point for SW and GPK.

Drawdown Indicators

	SW	GPK	Difference
Max Drawdown Largest peak-to-trough decline	-39.78%	-98.11%	+58.33%
Max Drawdown (1Y) Largest decline over 1 year	-31.37%	-61.23%	+29.86%
Max Drawdown (3Y) Largest decline over 3 years	—	-69.71%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-69.71%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-69.71%	—
Current Drawdown Current decline from peak	-21.07%	-63.24%	+42.17%
Average Drawdown Average peak-to-trough decline	-17.32%	-57.13%	+39.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.68%	36.54%	-19.86%

Volatility

SW vs. GPK - Volatility Comparison

The current volatility for Smurfit WestRock PLC (SW) is 12.41%, while Graphic Packaging Holding Company (GPK) has a volatility of 18.94%. This indicates that SW experiences smaller price fluctuations and is considered to be less risky than GPK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SW	GPK	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.41%	18.94%	-6.53%
Volatility (6M) Calculated over the trailing 6-month period	31.22%	37.17%	-5.95%
Volatility (1Y) Calculated over the trailing 1-year period	40.37%	42.35%	-1.98%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.47%	30.97%	+9.50%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	40.47%	29.41%	+11.06%

Dividends

SW vs. GPK - Dividend Comparison

SW's dividend yield for the trailing twelve months is around 4.19%, more than GPK's 4.07% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GPK Graphic Packaging Holding Company	4.07%	2.92%	1.47%	1.62%	1.46%	1.54%	1.77%	1.80%	2.82%	2.91%	1.80%	1.56%
SW Smurfit WestRock PLC	4.19%	4.46%	1.12%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

SW vs. GPK - Profitability Comparison

The chart below illustrates the profitability comparison between Smurfit WestRock PLC and Graphic Packaging Holding Company over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

SW - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Smurfit WestRock PLC reported a gross profit of 1.27B and revenue of 7.71B. Therefore, the gross margin over that period was 16.4%.

GPK - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Graphic Packaging Holding Company reported a gross profit of 0.00 and revenue of 2.16B. Therefore, the gross margin over that period was 0.0%.

SW - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Smurfit WestRock PLC reported an operating income of 253.00M and revenue of 7.71B, resulting in an operating margin of 3.3%.

GPK - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Graphic Packaging Holding Company reported an operating income of 19.00M and revenue of 2.16B, resulting in an operating margin of 0.9%.

SW - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Smurfit WestRock PLC reported a net income of 65.00M and revenue of 7.71B, resulting in a net margin of 0.8%.

GPK - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Graphic Packaging Holding Company reported a net income of -43.00M and revenue of 2.16B, resulting in a net margin of -2.0%.

Frequently Asked Questions

Can I hold both SW and GPK in my portfolio?

SW and GPK have a correlation of 0.54, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SW or GPK?

GPK has higher volatility (18.94%) compared to SW (12.41%). In terms of maximum drawdown, SW dropped -39.78% vs GPK's -98.11%.

Which has better risk-adjusted returns?

SW currently has the higher Sharpe Ratio (0.07 vs -1.18), 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.