REGN vs. TMO: Regeneron Pharmaceuticals vs. Thermo Fisher Scientific Stock Comparison
How do Regeneron Pharmaceuticals (REGN) and Thermo Fisher Scientific (TMO) 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
Regeneron Pharmaceuticals (REGN) and Thermo Fisher Scientific (TMO) both fall under the Pharmaceuticals, Biotechnology & Life Sciences industry group, but REGN is classified in Biotechnology while TMO is classified in Life Sciences Tools & Services.
| Profile Item | REGN | TMO |
|---|---|---|
| Name | Regeneron Pharmaceuticals, Inc. | Thermo Fisher Scientific Inc. |
| Country/Region | United States | United States |
| GICS Sector | Health Care | Health Care |
| GICS Industry Group | Pharmaceuticals, Biotechnology & Life Sciences | Pharmaceuticals, Biotechnology & Life Sciences |
| GICS Industry | Biotechnology | Life Sciences Tools & Services |
| GICS Sub-Industry | Biotechnology | Life Sciences Tools & Services |
| Market Capitalization | 93.55 billion USD | 257.42 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | NYSE |
| Listing Date | April 2, 1991 | March 17, 1980 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | REGN | TMO |
|---|---|---|
| Total Return (1Y) | 40.87% | 24.62% |
| Total Return (3Y, Annualized) | 5.15% | 17.34% |
| Total Return (5Y, Annualized) | 8.58% | 3.11% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | REGN | TMO |
|---|---|---|
| Volatility (1Y, Annualized) | 34.08% | 29.96% |
| Beta (5Y) | 0.10 | 0.83 |
| Max Drawdown (5Y) | -59.69% | -40.95% |
| Avg. Volume (3M) | 772.95K | 2.10M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | REGN | TMO |
|---|---|---|
| Sharpe Ratio (1Y) | 1.07 | 0.68 |
| Sortino Ratio (1Y) | 1.70 | 1.02 |
Profitability
ROE (TTM)
Both Regeneron Pharmaceuticals (REGN) at 14.95% and Thermo Fisher Scientific (TMO) at 13.38% sit in the top peer quartile for ROE, suggesting each generates more profit from shareholders’ equity than typical industry peers.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
14.95%
- Max
- 109.18%
- REGN
- 14.95%
- Q3
- 6.23%
- Median
- -26.66%
- Q1
- -64.05%
- Min
- -167.77%
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
13.38%
- Max
- 109.18%
- TMO
- 13.38%
- Q3
- 6.23%
- Median
- -26.66%
- Q1
- -64.05%
- Min
- -167.77%
Net Margin (TTM)
Regeneron Pharmaceuticals (REGN) at 28.51% keeps the most of each sales dollar — above its industry’s net margin range — and Thermo Fisher Scientific (TMO) at 14.94% also retains a top-quartile share.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
28.51%
- REGN
- 28.51%
- Max
- 18.05%
- Q3
- 4.78%
- Median
- 0.00%
- Q1
- -4.14%
- Min
- -17.05%
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
14.94%
- Max
- 18.05%
- TMO
- 14.94%
- Q3
- 4.78%
- Median
- 0.00%
- Q1
- -4.14%
- Min
- -17.05%
Operating Margin (TTM)
Both Regeneron Pharmaceuticals (REGN) at 40.46% and Thermo Fisher Scientific (TMO) at 20.19% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
40.46%
- Max
- 83.12%
- REGN
- 40.46%
- Q3
- 14.77%
- Median
- 0.00%
- Q1
- -78.82%
- Min
- -207.40%
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
20.19%
- Max
- 83.12%
- TMO
- 20.19%
- Q3
- 14.77%
- Median
- 0.00%
- Q1
- -78.82%
- Min
- -207.40%
Profitability Metrics
| Metric | REGN | TMO |
|---|---|---|
| ROE (TTM) | 14.95% | 13.38% |
| ROA (TTM) | 7.59% | 5.19% |
| Net Margin (TTM) | 28.51% | 14.94% |
| Operating Margin (TTM) | 40.46% | 20.19% |
| Gross Margin (TTM) | 46.73% | 41.26% |
Growth
Revenue Growth
Both Regeneron Pharmaceuticals (REGN) at 0.99% and Thermo Fisher Scientific (TMO) at 3.91% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.
EPS Growth
Both Regeneron Pharmaceuticals (REGN) at 8.19% and Thermo Fisher Scientific (TMO) at 7.32% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.
Growth Metrics
| Metric | REGN | TMO |
|---|---|---|
| Revenue Growth (YoY) | 0.99% | 3.91% |
| Revenue Growth (3Y CAGR) | 5.62% | -0.27% |
| EPS Growth (YoY) | 8.19% | 7.32% |
| EPS Growth (3Y CAGR) | 2.77% | 0.21% |
Financial Strength
Current Ratio (MRQ)
Regeneron Pharmaceuticals (REGN) at 3.35 keeps current ratio within its industry’s typical mid-range, while Thermo Fisher Scientific (TMO) at 1.81 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for TMO.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
3.35
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- REGN
- 3.35
- Q1
- 2.47
- Min
- 0.10
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.81
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- Q1
- 2.47
- TMO
- 1.81
- Min
- 0.10
Debt / Equity (MRQ)
Regeneron Pharmaceuticals (REGN) at 0.08 carries an industry-typical debt-to-equity mix, while Thermo Fisher Scientific (TMO) at 0.75 uses more debt funding than most peers.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.08
- Max
- 1.42
- Q3
- 0.65
- Median
- 0.15
- REGN
- 0.08
- Q1
- 0.02
- Min
- 0.00
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.75
- Max
- 1.42
- TMO
- 0.75
- Q3
- 0.65
- Median
- 0.15
- Q1
- 0.02
- Min
- 0.00
Financial Strength Metrics
| Metric | REGN | TMO |
|---|---|---|
| Current Ratio (MRQ) | 3.35 | 1.81 |
| Debt / Equity (MRQ) | 0.08 | 0.75 |
| Net Debt / EBITDA | -1.17 | 2.91 |
Dividends
Dividend Yield (TTM)
Both Regeneron Pharmaceuticals (REGN) at 0.41% and Thermo Fisher Scientific (TMO) at 0.27% yield above their industries’ entire benchmark ranges — high enough that dividend safety, not income, becomes the first question.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.41%
- REGN
- 0.41%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.27%
- TMO
- 0.27%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Both Regeneron Pharmaceuticals (REGN) at 8.18% and Thermo Fisher Scientific (TMO) at 9.70% pay out more of their earnings than any of their industry peers — the thinnest cover in their groups, so dividend headroom deserves attention.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
8.18%
- REGN
- 8.18%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
9.70%
- TMO
- 9.70%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | REGN | TMO |
|---|---|---|
| Dividend Yield (TTM) | 0.41% | 0.27% |
| Dividend Payout Ratio (TTM) | 8.18% | 9.70% |
Valuation
P/E Ratio (TTM)
Both Regeneron Pharmaceuticals (REGN) at 19.99 and Thermo Fisher Scientific (TMO) at 36.64 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
19.99
- Max
- 85.34
- Q3
- 43.46
- Median
- 26.69
- REGN
- 19.99
- Q1
- 13.30
- Min
- 0.07
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
36.64
- Max
- 85.34
- Q3
- 43.46
- TMO
- 36.64
- Median
- 26.69
- Q1
- 13.30
- Min
- 0.07
P/S Ratio (TTM)
On P/S ratio, both Regeneron Pharmaceuticals (REGN) at 5.54 and Thermo Fisher Scientific (TMO) at 5.44 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
5.54
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- REGN
- 5.54
- Q1
- 3.01
- Min
- 0.01
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
5.44
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- TMO
- 5.44
- Q1
- 3.01
- Min
- 0.01
P/B Ratio (MRQ)
On P/B ratio, both Regeneron Pharmaceuticals (REGN) at 2.71 and Thermo Fisher Scientific (TMO) at 4.70 are valued close to their industries’ norm against book — neither stands out from peers.
REGN
Pharmaceuticals, Biotechnology & Life Sciences industry group
2.71
- Max
- 13.53
- Q3
- 6.54
- Median
- 3.25
- REGN
- 2.71
- Q1
- 1.69
- Min
- -5.59
TMO
Pharmaceuticals, Biotechnology & Life Sciences industry group
4.70
- Max
- 13.53
- Q3
- 6.54
- TMO
- 4.70
- Median
- 3.25
- Q1
- 1.69
- Min
- -5.59
Valuation Metrics
| Metric | REGN | TMO |
|---|---|---|
| P/E Ratio (TTM) | 19.99 | 36.64 |
| P/S Ratio (TTM) | 5.54 | 5.44 |
| P/B Ratio (MRQ) | 2.71 | 4.70 |
| Free Cash Flow Yield (TTM) | 2.76% | 2.50% |