AZN vs. GILD: AstraZeneca vs. Gilead Sciences Stock Comparison
How do AstraZeneca (AZN) and Gilead Sciences (GILD) 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 Gilead Sciences (GILD) both fall under the Pharmaceuticals, Biotechnology & Life Sciences industry group, but AZN is classified in Pharmaceuticals while GILD is classified in Biotechnology.
Gilead Sciences (GILD) 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 | GILD |
|---|---|---|
| Name | AstraZeneca PLC American Depositary Shares | Gilead Sciences 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 | Biotechnology |
| GICS Sub-Industry | Pharmaceuticals | Biotechnology |
| Market Capitalization | 289.14 billion USD | 207.00 billion USD |
| Currency | USD | USD |
| Exchange | Nasdaq | Nasdaq |
| Listing Date | May 12, 1993 | January 22, 1992 |
| Security Type | ADR | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | AZN | GILD |
|---|---|---|
| Total Return (1Y) | 12.64% | 45.69% |
| Total Return (3Y, Annualized) | 15.75% | 35.30% |
| Total Return (5Y, Annualized) | 10.63% | 25.00% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | AZN | GILD |
|---|---|---|
| Volatility (1Y, Annualized) | 28.21% | 27.57% |
| Beta (5Y) | 0.22 | 0.36 |
| Max Drawdown (5Y) | -27.87% | -26.59% |
| Avg. Volume (3M) | 3.14M | 5.98M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | AZN | GILD |
|---|---|---|
| Sharpe Ratio (1Y) | 0.30 | 1.50 |
| Sortino Ratio (1Y) | 0.44 | 2.48 |
Profitability
ROE (TTM)
Gilead Sciences (GILD) reports a negative ROE of -22.45%; negative ROE can reflect losses or negative shareholders’ equity, so it is harder to read as capital efficiency. Meanwhile AstraZeneca (AZN) reports 22.57%, ranking against industry peers normally.
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%
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
-22.45%
- Max
- 109.18%
- Q3
- 6.23%
- GILD
- -22.45%
- Median
- -26.66%
- Q1
- -64.05%
- Min
- -167.77%
Net Margin (TTM)
Gilead Sciences (GILD) reports a negative net margin of -12.46%, usually indicating a net loss over the period. Meanwhile AstraZeneca (AZN) reports 17.68%, ranking against industry peers normally.
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%
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
-12.46%
- Max
- 18.05%
- Q3
- 4.78%
- Median
- 0.00%
- Q1
- -4.14%
- GILD
- -12.46%
- Min
- -17.05%
Operating Margin (TTM)
Both AstraZeneca (AZN) at 29.57% and Gilead Sciences (GILD) at 42.43% 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%
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
42.43%
- Max
- 83.12%
- GILD
- 42.43%
- Q3
- 14.77%
- Median
- 0.00%
- Q1
- -78.82%
- Min
- -207.40%
Profitability Metrics
| Metric | AZN | GILD |
|---|---|---|
| ROE (TTM) | 22.57% | -22.45% |
| ROA (TTM) | 8.59% | 13.47% |
| Net Margin (TTM) | 17.68% | -12.46% |
| Operating Margin (TTM) | 29.57% | 42.43% |
| Gross Margin (TTM) | 81.78% | 79.95% |
Growth
Revenue Growth
Both AstraZeneca (AZN) at 8.63% and Gilead Sciences (GILD) at 2.39% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.
EPS Growth
Gilead Sciences (GILD) at 1,684.21% clears its industry range for EPS growth, a much stronger earnings trajectory than AstraZeneca (AZN) at 45.33%, which is closer to a typical peer reading.
Growth Metrics
| Metric | AZN | GILD |
|---|---|---|
| Revenue Growth (YoY) | 8.63% | 2.39% |
| Revenue Growth (3Y CAGR) | 9.82% | 2.57% |
| EPS Growth (YoY) | 45.33% | 1,684.21% |
| EPS Growth (3Y CAGR) | 45.80% | 23.04% |
Financial Strength
Current Ratio (MRQ)
Both AstraZeneca (AZN) at 1.01 and Gilead Sciences (GILD) at 1.38 run current ratio in the tighter-liquidity quartile of industry peers, leaving thinner cushions against current liabilities than typical competitors.
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
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.38
- Max
- 25.13
- Q3
- 12.13
- Median
- 5.52
- Q1
- 2.47
- GILD
- 1.38
- Min
- 0.10
Debt / Equity (MRQ)
Both balance sheets lean debt-heavy versus peers, but GILD is more stretched: AstraZeneca (AZN) at 0.66 sits in the higher-leverage quartile and Gilead Sciences (GILD) at 2.02 is above its industry benchmark range.
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
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
2.02
- GILD
- 2.02
- Max
- 1.42
- Q3
- 0.65
- Median
- 0.15
- Q1
- 0.02
- Min
- 0.00
Financial Strength Metrics
| Metric | AZN | GILD |
|---|---|---|
| Current Ratio (MRQ) | 1.01 | 1.38 |
| Debt / Equity (MRQ) | 0.66 | 2.02 |
| Net Debt / EBITDA | 1.23 | 1.25 |
Dividends
Dividend Yield (TTM)
Both AstraZeneca (AZN) at 1.73% and Gilead Sciences (GILD) at 1.94% yield above their industries’ entire benchmark ranges — high enough that dividend safety, not income, becomes the first question.
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%
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
1.94%
- GILD
- 1.94%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Both AstraZeneca (AZN) at 45.38% and Gilead Sciences (GILD) at 43.46% pay out more of their earnings than any of their industry peers — the thinnest cover in their groups, so dividend headroom deserves attention.
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%
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
43.46%
- GILD
- 43.46%
- Max
- 0.00%
- Q3
- 0.00%
- Median
- 0.00%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | AZN | GILD |
|---|---|---|
| Dividend Yield (TTM) | 1.73% | 1.94% |
| Dividend Payout Ratio (TTM) | 45.38% | 43.46% |
Valuation
P/E Ratio (TTM)
An earnings multiple is available for just one side: AstraZeneca (AZN) trades at 26.37 times trailing earnings, ranked against its peers, while Gilead Sciences (GILD) has no P/E ratio this period.
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
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
--
- Max
- 85.34
- Q3
- 43.46
- Median
- 26.69
- Q1
- 13.30
- Min
- 0.07
- GILD
- --
P/S Ratio (TTM)
On P/S ratio, both AstraZeneca (AZN) at 4.63 and Gilead Sciences (GILD) at 6.68 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
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
6.68
- Max
- 58.18
- Q3
- 25.77
- Median
- 7.30
- GILD
- 6.68
- Q1
- 3.01
- Min
- 0.01
P/B Ratio (MRQ)
AstraZeneca (AZN) at 5.59 sits near its industry’s typical P/B ratio, while Gilead Sciences (GILD) at 15.88 prices above its benchmark range — GILD looks rich relative to book.
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
GILD
Pharmaceuticals, Biotechnology & Life Sciences industry group
15.88
- GILD
- 15.88
- Max
- 13.53
- Q3
- 6.54
- Median
- 3.25
- Q1
- 1.69
- Min
- -5.59
Valuation Metrics
| Metric | AZN | GILD |
|---|---|---|
| P/E Ratio (TTM) | 26.37 | -- |
| P/S Ratio (TTM) | 4.63 | 6.68 |
| P/B Ratio (MRQ) | 5.59 | 15.88 |
| Free Cash Flow Yield (TTM) | 1.95% | 5.16% |