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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.

Company profile comparison for AstraZeneca (AZN) and Gilead Sciences (GILD)
Profile ItemAZNGILD
NameAstraZeneca PLC American Depositary SharesGilead Sciences Inc.
Country/RegionUnited KingdomUnited States
GICS SectorHealth CareHealth Care
GICS Industry GroupPharmaceuticals, Biotechnology & Life SciencesPharmaceuticals, Biotechnology & Life Sciences
GICS IndustryPharmaceuticalsBiotechnology
GICS Sub-IndustryPharmaceuticalsBiotechnology
Market Capitalization289.14 billion USD207.00 billion USD
CurrencyUSDUSD
ExchangeNasdaqNasdaq
Listing DateMay 12, 1993January 22, 1992
Security TypeADRCommon Stock

Price Performance

Cumulative Growth

AZN
GILD
GSPC
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AstraZeneca (AZN) vs. Gilead Sciences (GILD), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for AstraZeneca (AZN) and Gilead Sciences (GILD). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for AstraZeneca (AZN) and Gilead Sciences (GILD). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
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

AZN
GILD
GSPC
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AstraZeneca (AZN) vs. Gilead Sciences (GILD), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for AstraZeneca (AZN) and Gilead Sciences (GILD). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
Volatility (1Y, Annualized)28.21%27.57%
Beta (5Y)0.220.36
Max Drawdown (5Y)-27.87%-26.59%
Avg. Volume (3M)3.14M5.98M

Risk-Adjusted Performance

Risk-Return Positioning

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AZN and GILD are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
Sharpe Ratio (1Y)0.301.50
Sortino Ratio (1Y)0.442.48

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%
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their ROE against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

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%
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their net margin against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

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%
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their operating margin against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Profitability Metrics

Profitability metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
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.

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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their Revenue Growth across different time periods.

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.

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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
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
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their current ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

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
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their debt-to-equity ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Financial Strength Metrics

Financial strength metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
Current Ratio (MRQ)1.011.38
Debt / Equity (MRQ)0.662.02
Net Debt / EBITDA1.231.25

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%
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their dividend yield against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

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%
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their payout ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Dividend Metrics

Dividend metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
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
--
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): GILD does not report P/E ratio, so it has no value marker; AZN is benchmarked against the Pharmaceuticals, Biotechnology & Life Sciences industry group.

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
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their P/S ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

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
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AstraZeneca (AZN) vs. Gilead Sciences (GILD): A comparison of their P/B ratio against the Pharmaceuticals, Biotechnology & Life Sciences industry group benchmark.

Valuation Metrics

Valuation metrics for AstraZeneca (AZN) and Gilead Sciences (GILD)
MetricAZNGILD
P/E Ratio (TTM)26.37--
P/S Ratio (TTM)4.636.68
P/B Ratio (MRQ)5.5915.88
Free Cash Flow Yield (TTM)1.95%5.16%