WST vs. WRK

Last updated Apr 1, 2026

Compare and contrast key facts about West Pharmaceutical Services, Inc. (WST) and WestRock Company (WRK).

Performance

WST vs. WRK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in West Pharmaceutical Services, Inc. (WST) and WestRock Company (WRK). The values are adjusted to include any dividend payments, if applicable.

WST vs. WRK - Yearly Performance Comparison

	2026 (YTD)	2025	2024
WST West Pharmaceutical Services, Inc.	-8.82%	-15.73%	1.68%
WRK WestRock Company	0.00%	0.00%	0.00%

Fundamentals

Total Revenue (TTM) WST : $3.07B WRK : $19.14B
Gross Profit (TTM) WST : $1.10B WRK : $3.25B
EBITDA (TTM) WST : $723.60M WRK : $2.50B

Returns By Period

WST

• 1D: 2.24%
• 1M: -1.45%
• YTD: -8.82%
• 6M: -4.29%
• 1Y: 12.35%
• 3Y*: -9.99%
• 5Y*: -2.27%
• 10Y*: 13.95%

WRK

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

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

Return for Risk

WST vs. WRK — Risk / Return Rank

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

WST

WST Risk / Return Rank: 53
WST Sharpe Ratio Rank: 54
WST Sortino Ratio Rank: 52
WST Omega Ratio Rank: 50
WST Calmar Ratio Rank: 55
WST Martin Ratio Rank: 55

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.

WST vs. WRK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for West Pharmaceutical Services, Inc. (WST) and WestRock Company (WRK). 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.

	WST	WRK	Difference
Sharpe ratio Return per unit of total volatility	0.30	—	—
Sortino ratio Return per unit of downside risk	0.83	—	—
Omega ratio Gain probability vs. loss probability	1.10	—	—
Calmar ratio Return relative to maximum drawdown	0.53	—	—
Martin ratio Return relative to average drawdown	1.10	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	WST	WRK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.30	—	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.06	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.41	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.37	—	—

Dividends

WST vs. WRK - Dividend Comparison

WST's dividend yield for the trailing twelve months is around 0.34%, while WRK has not paid dividends to shareholders.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
WST West Pharmaceutical Services, Inc.	0.34%	0.31%	0.25%	0.22%	0.31%	0.15%	0.23%	0.41%	0.58%	0.54%	0.58%	0.75%
WRK WestRock Company	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

Drawdown Indicators

	WST	WRK	Difference
Max Drawdown Largest peak-to-trough decline	-59.29%	—	—
Max Drawdown (1Y) Largest decline over 1 year	-24.70%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-59.29%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-59.29%	—	—
Current Drawdown Current decline from peak	-46.22%	—	—
Average Drawdown Average peak-to-trough decline	-16.79%	—	—
Ulcer Index Depth and duration of drawdowns from previous peaks	12.05%	—	—

Volatility

Volatility by Period

	WST	WRK	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.11%	—	—
Volatility (6M) Calculated over the trailing 6-month period	24.91%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	41.43%	—	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	40.04%	—	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	34.28%	—	—

Financials