GSK vs. TMO: GSK vs. Thermo Fisher Scientific Stock Comparison
How do GSK (GSK) 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
GSK (GSK) and Thermo Fisher Scientific (TMO) both fall under the Pharmaceuticals, Biotechnology & Life Sciences industry group, but GSK is classified in Pharmaceuticals while TMO is classified in Life Sciences Tools & Services.
Thermo Fisher Scientific (TMO) trades as ordinary local shares, while GSK (GSK) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.
| Profile Item | GSK | TMO |
|---|---|---|
| Name | GSK plc ADR | Thermo Fisher Scientific Inc. |
| Country/Region | United Kingdom | United States |
| GICS Sector | Health Care | Health Care |
| GICS Industry Group | Pharmaceuticals, Biotechnology & Life Sciences | Pharmaceuticals, Biotechnology & Life Sciences |
| GICS Industry | Pharmaceuticals | Life Sciences Tools & Services |
| GICS Sub-Industry | Pharmaceuticals | Life Sciences Tools & Services |
| Market Capitalization | 100.88 billion USD | 257.42 billion USD |
| Currency | USD | USD |
| Exchange | NYSE | NYSE |
| Listing Date | March 28, 1980 | March 17, 1980 |
| Security Type | ADR | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | GSK | TMO |
|---|---|---|
| Total Return (1Y) | 13.73% | 24.62% |
| Total Return (3Y, Annualized) | 18.65% | 17.34% |
| Total Return (5Y, Annualized) | 7.97% | 3.11% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | GSK | TMO |
|---|---|---|
| Volatility (1Y, Annualized) | 26.25% | 29.96% |
| Beta (5Y) | 0.31 | 0.83 |
| Max Drawdown (5Y) | -37.63% | -40.95% |
| Avg. Volume (3M) | 4.05M | 2.10M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | GSK | TMO |
|---|---|---|
| Sharpe Ratio (1Y) | 0.36 | 0.68 |
| Sortino Ratio (1Y) | 0.56 | 1.02 |
Profitability
ROE (TTM)
Both GSK (GSK) at 28.27% 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.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
28.27%
- Max
- 109.18%
- GSK
- 28.27%
- 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)
For every dollar of sales, both GSK (GSK) at 12.97% and Thermo Fisher Scientific (TMO) at 14.94% retain more as net profit than most peers, landing in the top net margin quartile of their industries.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
12.97%
- Max
- 18.05%
- GSK
- 12.97%
- 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 GSK (GSK) at 32.14% 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.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
32.14%
- Max
- 83.12%
- GSK
- 32.14%
- 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 | GSK | TMO |
|---|---|---|
| ROE (TTM) | 28.27% | 13.38% |
| ROA (TTM) | 9.24% | 5.19% |
| Net Margin (TTM) | 12.97% | 14.94% |
| Operating Margin (TTM) | 32.14% | 20.19% |
| Gross Margin (TTM) | 73.79% | 41.26% |
Growth
Revenue Growth
Both GSK (GSK) at 4.11% 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
GSK (GSK) at 123.15% sits in the top EPS growth quartile, while Thermo Fisher Scientific (TMO) at 7.32% is closer to the peer norm — faster per-share earnings growth for GSK.
Growth Metrics
| Metric | GSK | TMO |
|---|---|---|
| Revenue Growth (YoY) | 4.11% | 3.91% |
| Revenue Growth (3Y CAGR) | 3.66% | -0.27% |
| EPS Growth (YoY) | 123.15% | 7.32% |
| EPS Growth (3Y CAGR) | -27.63% | 0.21% |
Financial Strength
Current Ratio (MRQ)
Both GSK (GSK) at 0.86 and Thermo Fisher Scientific (TMO) at 1.81 run current ratio in the tighter-liquidity quartile of industry peers, leaving thinner cushions against current liabilities than typical competitors.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.86
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- Q1
- 2.47
- GSK
- 0.86
- 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)
Both GSK (GSK) at 1.30 and Thermo Fisher Scientific (TMO) at 0.75 lean more heavily on debt funding than most peers, landing in the higher-leverage quartile of their industries.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.30
- Max
- 1.42
- GSK
- 1.30
- Q3
- 0.65
- Median
- 0.15
- 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 | GSK | TMO |
|---|---|---|
| Current Ratio (MRQ) | 0.86 | 1.81 |
| Debt / Equity (MRQ) | 1.30 | 0.75 |
| Net Debt / EBITDA | 1.88 | 2.91 |
Dividends
Dividend Yield (TTM)
Both GSK (GSK) at 1.57% 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.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.57%
- GSK
- 1.57%
- 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 GSK (GSK) at 63.33% 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.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
63.33%
- GSK
- 63.33%
- 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 | GSK | TMO |
|---|---|---|
| Dividend Yield (TTM) | 1.57% | 0.27% |
| Dividend Payout Ratio (TTM) | 63.33% | 9.70% |
Valuation
P/E Ratio (TTM)
Both GSK (GSK) at 17.54 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.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
17.54
- Max
- 85.34
- Q3
- 43.46
- Median
- 26.69
- GSK
- 17.54
- 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)
GSK (GSK) at 3.01 sits in the cheaper P/S ratio quartile while Thermo Fisher Scientific (TMO) at 5.44 prices around its industry’s middle — GSK costs less per dollar of sales, though read it alongside growth and margins.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
3.01
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- Q1
- 3.01
- GSK
- 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 GSK (GSK) at 4.02 and Thermo Fisher Scientific (TMO) at 4.70 are valued close to their industries’ norm against book — neither stands out from peers.
GSK
Pharmaceuticals, Biotechnology & Life Sciences industry group
4.02
- Max
- 13.53
- Q3
- 6.54
- GSK
- 4.02
- Median
- 3.25
- 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 | GSK | TMO |
|---|---|---|
| P/E Ratio (TTM) | 17.54 | 36.64 |
| P/S Ratio (TTM) | 3.01 | 5.44 |
| P/B Ratio (MRQ) | 4.02 | 4.70 |
| Free Cash Flow Yield (TTM) | 5.28% | 2.50% |