AZN vs. ILMN: AstraZeneca vs. Illumina Stock Comparison
How do AstraZeneca (AZN) and Illumina (ILMN) 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
AstraZeneca (AZN) and Illumina (ILMN) both fall under the Pharmaceuticals, Biotechnology & Life Sciences industry group, but AZN is classified in Pharmaceuticals while ILMN is classified in Life Sciences Tools & Services.
Illumina (ILMN) trades as ordinary local shares, while AstraZeneca (AZN) trades as an ADR — compare with FX exposure, depositary-program fees, and dividend-withholding-tax differences in mind.
| Profile Item | AZN | ILMN |
|---|---|---|
| Name | AstraZeneca PLC American Depositary Shares | Illumina 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 | 289.14 billion USD | 32.23 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | May 12, 1993 | July 28, 2000 |
| Security Type | ADR | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | AZN | ILMN |
|---|---|---|
| Total Return (1Y) | 12.64% | 79.70% |
| Total Return (3Y, Annualized) | 15.75% | 28.16% |
| Total Return (5Y, Annualized) | 10.63% | -10.65% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
Illumina (ILMN) has an aggressive beta of 1.46, indicating higher sensitivity to broad-market moves, while AstraZeneca (AZN) is defensive at 0.22 and tends to be less market-sensitive — they sit on opposite ends of the beta spectrum.
| Metric | AZN | ILMN |
|---|---|---|
| Volatility (1Y, Annualized) | 28.21% | 48.47% |
| Beta (5Y) | 0.22 | 1.46 |
| Max Drawdown (5Y) | -27.87% | -82.95% |
| Avg. Volume (3M) | 3.14M | 2.77M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | AZN | ILMN |
|---|---|---|
| Sharpe Ratio (1Y) | 0.30 | 1.56 |
| Sortino Ratio (1Y) | 0.44 | 2.25 |
Profitability
ROE (TTM)
Both AstraZeneca (AZN) at 22.57% and Illumina (ILMN) at 32.39% sit in the top peer quartile for ROE, suggesting each generates more profit from shareholders’ equity than typical industry peers.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
22.57%
- Max
- 109.18%
- AZN
- 22.57%
- Q3
- 6.23%
- Median
- -26.66%
- Q1
- -64.05%
- Min
- -167.77%
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
32.39%
- Max
- 109.18%
- ILMN
- 32.39%
- Q3
- 6.23%
- Median
- -26.66%
- Q1
- -64.05%
- Min
- -167.77%
Net Margin (TTM)
Illumina (ILMN) at 19.72% keeps the most of each sales dollar — above its industry’s net margin range — and AstraZeneca (AZN) at 17.68% also retains a top-quartile share.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
17.68%
- Max
- 18.05%
- AZN
- 17.68%
- Q3
- 4.78%
- Median
- 0.00%
- Q1
- -4.14%
- Min
- -17.05%
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
19.72%
- ILMN
- 19.72%
- Max
- 18.05%
- Q3
- 4.78%
- Median
- 0.00%
- Q1
- -4.14%
- Min
- -17.05%
Operating Margin (TTM)
Both AstraZeneca (AZN) at 29.57% and Illumina (ILMN) at 20.02% convert sales into operating profit at a top-quartile rate, pointing to tighter cost discipline before financing and tax.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
29.57%
- Max
- 83.12%
- AZN
- 29.57%
- Q3
- 14.77%
- Median
- 0.00%
- Q1
- -78.82%
- Min
- -207.40%
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
20.02%
- Max
- 83.12%
- ILMN
- 20.02%
- Q3
- 14.77%
- Median
- 0.00%
- Q1
- -78.82%
- Min
- -207.40%
Profitability Metrics
| Metric | AZN | ILMN |
|---|---|---|
| ROE (TTM) | 22.57% | 32.39% |
| ROA (TTM) | 8.59% | 8.32% |
| Net Margin (TTM) | 17.68% | 19.72% |
| Operating Margin (TTM) | 29.57% | 20.02% |
| Gross Margin (TTM) | 81.78% | 67.68% |
Growth
Revenue Growth
AstraZeneca (AZN) at 8.63% is around its peer norm for revenue growth, while Illumina (ILMN) at -0.66% drops into the bottom quartile, signaling weaker demand or pricing momentum.
EPS Growth
Only one side can be read here: AstraZeneca (AZN) reports EPS growth of 45.33%, ranked against its industry; Illumina (ILMN) has no EPS growth figure this period.
Growth Metrics
| Metric | AZN | ILMN |
|---|---|---|
| Revenue Growth (YoY) | 8.63% | -0.66% |
| Revenue Growth (3Y CAGR) | 9.82% | -1.78% |
| EPS Growth (YoY) | 45.33% | -- |
| EPS Growth (3Y CAGR) | 45.80% | -- |
Financial Strength
Current Ratio (MRQ)
Illumina (ILMN) at 2.63 keeps current ratio within its industry’s typical mid-range, while AstraZeneca (AZN) at 1.01 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for AZN.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.01
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- Q1
- 2.47
- AZN
- 1.01
- Min
- 0.10
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
2.63
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- ILMN
- 2.63
- Q1
- 2.47
- Min
- 0.10
Debt / Equity (MRQ)
Both AstraZeneca (AZN) at 0.66 and Illumina (ILMN) at 0.74 lean more heavily on debt funding than most peers, landing in the higher-leverage quartile of their industries.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.66
- Max
- 1.42
- AZN
- 0.66
- Q3
- 0.65
- Median
- 0.15
- Q1
- 0.02
- Min
- 0.00
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.74
- Max
- 1.42
- ILMN
- 0.74
- Q3
- 0.65
- Median
- 0.15
- Q1
- 0.02
- Min
- 0.00
Financial Strength Metrics
| Metric | AZN | ILMN |
|---|---|---|
| Current Ratio (MRQ) | 1.01 | 2.63 |
| Debt / Equity (MRQ) | 0.66 | 0.74 |
| Net Debt / EBITDA | 1.23 | 0.85 |
Dividends
Dividend Yield (TTM)
Illumina (ILMN) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile AstraZeneca (AZN) reports a yield of 1.73%, ranking against industry peers normally.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.73%
- AZN
- 1.73%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.00%
- ILMN
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Illumina (ILMN) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile AstraZeneca (AZN) reports a payout of 45.38%, ranking against industry peers normally.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
45.38%
- AZN
- 45.38%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
0.00%
- ILMN
- 0.00%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | AZN | ILMN |
|---|---|---|
| Dividend Yield (TTM) | 1.73% | 0.00% |
| Dividend Payout Ratio (TTM) | 45.38% | 0.00% |
Valuation
P/E Ratio (TTM)
Both AstraZeneca (AZN) at 26.37 and Illumina (ILMN) at 36.68 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
26.37
- Max
- 85.34
- Q3
- 43.46
- Median
- 26.69
- AZN
- 26.37
- Q1
- 13.30
- Min
- 0.07
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
36.68
- Max
- 85.34
- Q3
- 43.46
- ILMN
- 36.68
- Median
- 26.69
- Q1
- 13.30
- Min
- 0.07
P/S Ratio (TTM)
On P/S ratio, both AstraZeneca (AZN) at 4.63 and Illumina (ILMN) at 7.10 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
4.63
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- AZN
- 4.63
- Q1
- 3.01
- Min
- 0.01
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
7.10
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- ILMN
- 7.10
- Q1
- 3.01
- Min
- 0.01
P/B Ratio (MRQ)
AstraZeneca (AZN) at 5.59 is valued about in line with its industry on P/B ratio, while Illumina (ILMN) at 10.30 carries an above-peer premium to book — ILMN is pricier on assets.
AZN
Pharmaceuticals, Biotechnology & Life Sciences industry group
5.59
- Max
- 13.53
- Q3
- 6.54
- AZN
- 5.59
- Median
- 3.25
- Q1
- 1.69
- Min
- -5.59
ILMN
Pharmaceuticals, Biotechnology & Life Sciences industry group
10.30
- Max
- 13.53
- ILMN
- 10.30
- Q3
- 6.54
- Median
- 3.25
- Q1
- 1.69
- Min
- -5.59
Valuation Metrics
| Metric | AZN | ILMN |
|---|---|---|
| P/E Ratio (TTM) | 26.37 | 36.68 |
| P/S Ratio (TTM) | 4.63 | 7.10 |
| P/B Ratio (MRQ) | 5.59 | 10.30 |
| Free Cash Flow Yield (TTM) | 1.95% | 2.67% |