COO vs. PEN: Cooper vs. Penumbra Stock Comparison
How do Cooper (COO) and Penumbra (PEN) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.
Company Profile
Cooper (COO) and Penumbra (PEN) both belong to the Health Care Equipment & Supplies industry, though COO is classified under Health Care Supplies while PEN falls under Health Care Equipment.
| Profile Item | COO | PEN |
|---|---|---|
| Name | The Cooper Companies, Inc. | Penumbra Inc. |
| Country/Region | United States | United States |
| GICS Sector | Health Care | Health Care |
| GICS Industry Group | Health Care Equipment & Services | Health Care Equipment & Services |
| GICS Industry | Health Care Equipment & Supplies | Health Care Equipment & Supplies |
| GICS Sub-Industry | Health Care Supplies | Health Care Equipment |
| Market Capitalization | 11.86 billion USD | 12.58 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | NYSE |
| Listing Date | January 21, 1983 | September 18, 2015 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | COO | PEN |
|---|---|---|
| Total Return (1Y) | -9.72% | 20.52% |
| Total Return (3Y, Annualized) | -8.06% | 20.38% |
| Total Return (5Y, Annualized) | -10.20% | 3.15% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | COO | PEN |
|---|---|---|
| Volatility (1Y, Annualized) | 32.67% | 19.78% |
| Beta (5Y) | 0.79 | 0.68 |
| Max Drawdown (5Y) | -52.11% | -59.60% |
| Avg. Volume (3M) | 3.47M | 348.64K |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | COO | PEN |
|---|---|---|
| Sharpe Ratio (1Y) | -0.43 | 0.82 |
| Sortino Ratio (1Y) | -0.59 | 1.56 |
Profitability
ROE (TTM)
Both Cooper (COO) at 6.84% and Penumbra (PEN) at 10.67% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.
COO
Health Care Equipment & Services industry group
6.84%
- Max
- 47.61%
- Q3
- 14.36%
- COO
- 6.84%
- Median
- 5.45%
- Q1
- -10.67%
- Min
- -47.01%
PEN
Health Care Equipment & Services industry group
10.67%
- Max
- 47.61%
- Q3
- 14.36%
- PEN
- 10.67%
- Median
- 5.45%
- Q1
- -10.67%
- Min
- -47.01%
Net Margin (TTM)
For every dollar of sales, both Cooper (COO) at 13.46% and Penumbra (PEN) at 10.06% retain more as net profit than most peers, landing in the top net margin quartile of their industries.
COO
Health Care Equipment & Services industry group
13.46%
- Max
- 29.35%
- COO
- 13.46%
- Q3
- 9.33%
- Median
- 2.18%
- Q1
- -6.29%
- Min
- -28.46%
PEN
Health Care Equipment & Services industry group
10.06%
- Max
- 29.35%
- PEN
- 10.06%
- Q3
- 9.33%
- Median
- 2.18%
- Q1
- -6.29%
- Min
- -28.46%
Operating Margin (TTM)
Cooper (COO) at 20.82% operates in the top operating margin quartile, ahead of Penumbra (PEN) at 12.37%, which runs around its industry’s norm.
COO
Health Care Equipment & Services industry group
20.82%
- Max
- 35.43%
- COO
- 20.82%
- Q3
- 14.14%
- Median
- 6.81%
- Q1
- -0.28%
- Min
- -16.29%
PEN
Health Care Equipment & Services industry group
12.37%
- Max
- 35.43%
- Q3
- 14.14%
- PEN
- 12.37%
- Median
- 6.81%
- Q1
- -0.28%
- Min
- -16.29%
Profitability Metrics
| Metric | COO | PEN |
|---|---|---|
| ROE (TTM) | 6.84% | 10.67% |
| ROA (TTM) | 2.74% | 6.28% |
| Net Margin (TTM) | 13.46% | 10.06% |
| Operating Margin (TTM) | 20.82% | 12.37% |
| Gross Margin (TTM) | 65.93% | 67.99% |
Growth
Revenue Growth
Both Cooper (COO) at 5.06% and Penumbra (PEN) at 17.50% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.
EPS Growth
Penumbra (PEN) at 1,155.56% clears its industry range for EPS growth, a much stronger earnings trajectory than Cooper (COO) at -4.59%, which is closer to a typical peer reading.
Growth Metrics
| Metric | COO | PEN |
|---|---|---|
| Revenue Growth (YoY) | 5.06% | 17.50% |
| Revenue Growth (3Y CAGR) | 7.35% | 18.33% |
| EPS Growth (YoY) | -4.59% | 1,155.56% |
| EPS Growth (3Y CAGR) | -1.22% | -- |
Financial Strength
Current Ratio (MRQ)
Penumbra (PEN) at 5.89 carries current ratio above its industry’s typical mid-range, while Cooper (COO) at 1.22 runs in the tighter-liquidity quartile — different working-capital profiles, both worth examining.
COO
Health Care Equipment & Services industry group
1.22
- Max
- 7.59
- Q3
- 4.00
- Median
- 1.98
- Q1
- 1.37
- COO
- 1.22
- Min
- 0.30
PEN
Health Care Equipment & Services industry group
5.89
- Max
- 7.59
- PEN
- 5.89
- Q3
- 4.00
- Median
- 1.98
- Q1
- 1.37
- Min
- 0.30
Debt / Equity (MRQ)
Penumbra (PEN) at 0.13 keeps leverage in the lower industry quartile, while Cooper (COO) at 0.34 runs a more typical debt-to-equity mix.
COO
Health Care Equipment & Services industry group
0.34
- Max
- 1.88
- Q3
- 0.91
- Median
- 0.58
- COO
- 0.34
- Q1
- 0.16
- Min
- 0.00
PEN
Health Care Equipment & Services industry group
0.13
- Max
- 1.88
- Q3
- 0.91
- Median
- 0.58
- Q1
- 0.16
- PEN
- 0.13
- Min
- 0.00
Financial Strength Metrics
| Metric | COO | PEN |
|---|---|---|
| Current Ratio (MRQ) | 1.22 | 5.89 |
| Debt / Equity (MRQ) | 0.34 | 0.13 |
| Net Debt / EBITDA | 2.84 | -2.22 |
Dividends
Dividend Yield (TTM)
Neither Cooper (COO) nor Penumbra (PEN) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
COO
Health Care Equipment & Services industry group
0.00%
- COO
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
PEN
Health Care Equipment & Services industry group
0.00%
- PEN
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Neither Cooper (COO) nor Penumbra (PEN) pays a dividend this period — they may reinvest, use buybacks, or simply not return cash through dividends.
COO
Health Care Equipment & Services industry group
0.00%
- COO
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
PEN
Health Care Equipment & Services industry group
0.00%
- PEN
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | COO | PEN |
|---|---|---|
| Dividend Yield (TTM) | 0.00% | 0.00% |
| Dividend Payout Ratio (TTM) | 0.00% | 0.00% |
Valuation
P/E Ratio (TTM)
Cooper (COO) at 21.43 is near its industry’s usual P/E ratio, while Penumbra (PEN) at 80.41 sits in the richer quartile — PEN needs stronger growth or earnings quality to justify the premium.
COO
Health Care Equipment & Services industry group
21.43
- Max
- 80.41
- Q3
- 47.62
- Median
- 29.93
- COO
- 21.43
- Q1
- 21.19
- Min
- 4.21
PEN
Health Care Equipment & Services industry group
80.41
- PEN
- 80.41
- Max
- 80.41
- Q3
- 47.62
- Median
- 29.93
- Q1
- 21.19
- Min
- 4.21
P/S Ratio (TTM)
Cooper (COO) at 2.80 is priced about in line with its industry on P/S ratio, while Penumbra (PEN) at 8.06 sits in the pricier quartile — PEN costs more per dollar of sales.
COO
Health Care Equipment & Services industry group
2.80
- Max
- 8.80
- Q3
- 4.32
- COO
- 2.80
- Median
- 2.13
- Q1
- 1.10
- Min
- 0.03
PEN
Health Care Equipment & Services industry group
8.06
- Max
- 8.80
- PEN
- 8.06
- Q3
- 4.32
- Median
- 2.13
- Q1
- 1.10
- Min
- 0.03
P/B Ratio (MRQ)
Cooper (COO) at 1.42 looks cheap against book in the lower P/B ratio quartile, while Penumbra (PEN) at 7.95 carries a premium in the upper quartile — a clear price-to-book gap.
COO
Health Care Equipment & Services industry group
1.42
- Max
- 11.68
- Q3
- 6.12
- Median
- 3.00
- Q1
- 1.73
- COO
- 1.42
- Min
- -1.31
PEN
Health Care Equipment & Services industry group
7.95
- Max
- 11.68
- PEN
- 7.95
- Q3
- 6.12
- Median
- 3.00
- Q1
- 1.73
- Min
- -1.31
Valuation Metrics
| Metric | COO | PEN |
|---|---|---|
| P/E Ratio (TTM) | 21.43 | 80.41 |
| P/S Ratio (TTM) | 2.80 | 8.06 |
| P/B Ratio (MRQ) | 1.42 | 7.95 |
| Free Cash Flow Yield (TTM) | 4.58% | 1.32% |