PEN vs. LLY
PEN (Penumbra, Inc.) and LLY (Eli Lilly and Company) are both stocks. Both are in the Healthcare sector — PEN in Medical Devices, LLY in Drug Manufacturers - General. Over the past 10 years, PEN returned 19.12%/yr vs 32.66%/yr for LLY. At a 0.18 correlation, their price movements are largely independent.
Performance
PEN vs. LLY - Performance Comparison
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Returns By Period
In the year-to-date period, PEN achieves a 2.72% return, which is significantly higher than LLY's 0.72% return. Over the past 10 years, PEN has underperformed LLY with an annualized return of 19.12%, while LLY has yielded a comparatively higher 32.66% annualized return.
PEN
- 1D
- 0.20%
- 1M
- -1.63%
- YTD
- 2.72%
- 6M
- 11.78%
- 1Y
- 24.09%
- 3Y*
- -0.16%
- 5Y*
- 3.44%
- 10Y*
- 19.12%
LLY
- 1D
- 1.37%
- 1M
- 11.64%
- YTD
- 0.72%
- 6M
- 4.73%
- 1Y
- 44.70%
- 3Y*
- 35.56%
- 5Y*
- 41.13%
- 10Y*
- 32.66%
PEN vs. LLY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PEN Penumbra, Inc. | 2.72% | 30.92% | -5.59% | 13.07% | -22.57% | 64.18% | 6.53% | 34.43% | 29.86% | 47.49% |
LLY Eli Lilly and Company | 0.72% | 40.25% | 33.30% | 60.91% | 34.26% | 66.08% | 31.04% | 16.14% | 40.45% | 17.83% |
Correlation
The correlation between PEN and LLY is 0.13, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.13 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.15 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.18 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.19 |
Correlation (All Time) Calculated using the full available price history since Sep 21, 2015 | 0.18 |
Fundamentals
PEN:
$12.63B
LLY:
$966.48B
PEN:
$4.34
LLY:
$28.14
PEN:
73.51
LLY:
38.33
PEN:
0.11
LLY:
0.77
PEN:
8.65
LLY:
13.41
PEN:
8.57
LLY:
30.98
PEN:
$1.45B
LLY:
$72.25B
PEN:
$979.97M
LLY:
$59.75B
PEN:
$212.61M
LLY:
$32.97B
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Return for Risk
PEN vs. LLY — Risk / Return Rank
PEN
LLY
PEN vs. LLY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Penumbra, Inc. (PEN) and Eli Lilly and Company (LLY). 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.
| PEN | LLY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.47 | ||
| Sortino ratioReturn per unit of downside risk | -0.12 | ||
| Omega ratioGain probability vs. loss probability | 1.21 | 1.24 | -0.02 |
| Calmar ratioReturn relative to maximum drawdown | 1.13 | 1.90 | -0.77 |
| Martin ratioReturn relative to average drawdown | 3.15 | 4.73 | -1.57 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| PEN | LLY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.72 | 1.19 | -0.47 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.08 | 1.26 | -1.18 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.46 | 1.09 | -0.62 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.50 | 0.57 | -0.07 |
Drawdowns
PEN vs. LLY - Drawdown Comparison
The maximum PEN drawdown since its inception was -62.64%, smaller than the maximum LLY drawdown of -68.24%. Use the drawdown chart below to compare losses from any high point for PEN and LLY.
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Drawdown Indicators
| PEN | LLY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -62.64% | -68.24% | +5.60% |
Max Drawdown (1Y)Largest decline over 1 year | -21.44% | -23.64% | +2.20% |
Max Drawdown (3Y)Largest decline over 3 years | -52.44% | -34.48% | -17.96% |
Max Drawdown (5Y)Largest decline over 5 years | -60.14% | -34.48% | -25.66% |
Max Drawdown (10Y)Largest decline over 10 years | -62.64% | -34.48% | -28.16% |
Current DrawdownCurrent decline from peak | -11.14% | -4.26% | -6.88% |
Average DrawdownAverage peak-to-trough decline | -17.59% | -19.22% | +1.63% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.66% | 9.49% | -1.83% |
Volatility
PEN vs. LLY - Volatility Comparison
The current volatility for Penumbra, Inc. (PEN) is 3.03%, while Eli Lilly and Company (LLY) has a volatility of 9.16%. This indicates that PEN experiences smaller price fluctuations and is considered to be less risky than LLY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PEN | LLY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.03% | 9.16% | -6.13% |
Volatility (6M)Calculated over the trailing 6-month period | 17.72% | 26.81% | -9.09% |
Volatility (1Y)Calculated over the trailing 1-year period | 33.61% | 37.88% | -4.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 41.18% | 32.79% | +8.39% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 41.48% | 30.14% | +11.34% |
Dividends
PEN vs. LLY - Dividend Comparison
PEN has not paid dividends to shareholders, while LLY's dividend yield for the trailing twelve months is around 0.60%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
LLY Eli Lilly and Company | 0.60% | 0.56% | 0.67% | 0.78% | 1.07% | 1.23% | 1.75% | 1.96% | 1.94% | 2.46% | 2.77% | 2.37% |
PEN Penumbra, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Financials
PEN vs. LLY - Financials Comparison
This section allows you to compare key financial metrics between Penumbra, Inc. and Eli Lilly and Company. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
PEN vs. LLY - Profitability Comparison
PEN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Penumbra, Inc. reported a gross profit of 253.41M and revenue of 374.76M. Therefore, the gross margin over that period was 67.6%.
LLY - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Eli Lilly and Company reported a gross profit of 15.64B and revenue of 19.80B. Therefore, the gross margin over that period was 79.0%.
PEN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Penumbra, Inc. reported an operating income of 38.23M and revenue of 374.76M, resulting in an operating margin of 10.2%.
LLY - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Eli Lilly and Company reported an operating income of 9.19B and revenue of 19.80B, resulting in an operating margin of 46.4%.
PEN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Penumbra, Inc. reported a net income of 32.58M and revenue of 374.76M, resulting in a net margin of 8.7%.
LLY - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Eli Lilly and Company reported a net income of 7.40B and revenue of 19.80B, resulting in a net margin of 37.4%.
Frequently Asked Questions
PEN and LLY have a correlation of 0.13, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
LLY has higher volatility (9.16%) compared to PEN (3.03%). In terms of maximum drawdown, PEN dropped -62.64% vs LLY's -68.24%.
LLY currently has the higher Sharpe Ratio (1.19 vs 0.72), 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.
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