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GILD vs. BIIB
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility
Financials

Correlation

The correlation between GILD and BIIB is 0.39, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


Performance

GILD vs. BIIB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gilead Sciences, Inc. (GILD) and Biogen Inc. (BIIB). The values are adjusted to include any dividend payments, if applicable.

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Key characteristics

Sharpe Ratio

GILD:

2.10

BIIB:

-1.60

Sortino Ratio

GILD:

3.28

BIIB:

-2.42

Omega Ratio

GILD:

1.42

BIIB:

0.72

Calmar Ratio

GILD:

2.12

BIIB:

-0.59

Martin Ratio

GILD:

11.94

BIIB:

-1.47

Ulcer Index

GILD:

5.27%

BIIB:

30.46%

Daily Std Dev

GILD:

26.90%

BIIB:

28.46%

Max Drawdown

GILD:

-70.82%

BIIB:

-90.00%

Current Drawdown

GILD:

-13.00%

BIIB:

-74.12%

Fundamentals

Market Cap

GILD:

$129.26B

BIIB:

$18.23B

EPS

GILD:

$4.76

BIIB:

$10.12

PE Ratio

GILD:

21.81

BIIB:

12.29

PEG Ratio

GILD:

0.20

BIIB:

6.24

PS Ratio

GILD:

4.50

BIIB:

1.86

PB Ratio

GILD:

6.30

BIIB:

1.02

Total Revenue (TTM)

GILD:

$28.73B

BIIB:

$9.70B

Gross Profit (TTM)

GILD:

$23.07B

BIIB:

$7.15B

EBITDA (TTM)

GILD:

$9.89B

BIIB:

$2.15B

Returns By Period

In the year-to-date period, GILD achieves a 10.58% return, which is significantly higher than BIIB's -19.46% return. Over the past 10 years, GILD has outperformed BIIB with an annualized return of 2.73%, while BIIB has yielded a comparatively lower -10.94% annualized return.


GILD

YTD

10.58%

1M

-2.12%

6M

9.17%

1Y

55.82%

5Y*

10.00%

10Y*

2.73%

BIIB

YTD

-19.46%

1M

6.94%

6M

-26.81%

1Y

-45.34%

5Y*

-17.23%

10Y*

-10.94%

*Annualized

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Risk-Adjusted Performance

GILD vs. BIIB — Risk-Adjusted Performance Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

GILD
The Risk-Adjusted Performance Rank of GILD is 9595
Overall Rank
The Sharpe Ratio Rank of GILD is 9696
Sharpe Ratio Rank
The Sortino Ratio Rank of GILD is 9696
Sortino Ratio Rank
The Omega Ratio Rank of GILD is 9494
Omega Ratio Rank
The Calmar Ratio Rank of GILD is 9494
Calmar Ratio Rank
The Martin Ratio Rank of GILD is 9696
Martin Ratio Rank

BIIB
The Risk-Adjusted Performance Rank of BIIB is 55
Overall Rank
The Sharpe Ratio Rank of BIIB is 00
Sharpe Ratio Rank
The Sortino Ratio Rank of BIIB is 11
Sortino Ratio Rank
The Omega Ratio Rank of BIIB is 22
Omega Ratio Rank
The Calmar Ratio Rank of BIIB is 1313
Calmar Ratio Rank
The Martin Ratio Rank of BIIB is 66
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

GILD vs. BIIB - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Gilead Sciences, Inc. (GILD) and Biogen Inc. (BIIB). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.


The current GILD Sharpe Ratio is 2.10, which is higher than the BIIB Sharpe Ratio of -1.60. The chart below compares the historical Sharpe Ratios of GILD and BIIB, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Dividends

GILD vs. BIIB - Dividend Comparison

GILD's dividend yield for the trailing twelve months is around 3.06%, while BIIB has not paid dividends to shareholders.


TTM2024202320222021202020192018201720162015
GILD
Gilead Sciences, Inc.
3.06%3.33%3.70%3.40%3.91%4.67%3.88%3.65%2.90%2.57%1.27%
BIIB
Biogen Inc.
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%

Drawdowns

GILD vs. BIIB - Drawdown Comparison

The maximum GILD drawdown since its inception was -70.82%, smaller than the maximum BIIB drawdown of -90.00%. Use the drawdown chart below to compare losses from any high point for GILD and BIIB. For additional features, visit the drawdowns tool.


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Volatility

GILD vs. BIIB - Volatility Comparison

Gilead Sciences, Inc. (GILD) has a higher volatility of 11.58% compared to Biogen Inc. (BIIB) at 9.57%. This indicates that GILD's price experiences larger fluctuations and is considered to be riskier than BIIB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


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Financials

GILD vs. BIIB - Financials Comparison

This section allows you to compare key financial metrics between Gilead Sciences, Inc. and Biogen Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.


Quarterly
Annual

Total Revenue: Total amount of money received from sales and other business activities


2.00B3.00B4.00B5.00B6.00B7.00B8.00B20212022202320242025
6.67B
2.43B
(GILD) Total Revenue
(BIIB) Total Revenue
Values in USD except per share items

GILD vs. BIIB - Profitability Comparison

The chart below illustrates the profitability comparison between Gilead Sciences, Inc. and Biogen Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

Gross Margin
Operating Margin
Net Margin
Quarterly
Annual

65.0%70.0%75.0%80.0%85.0%90.0%20212022202320242025
85.6%
74.1%
(GILD) Gross Margin
(BIIB) Gross Margin
GILD - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on May 2025, Gilead Sciences, Inc. reported a gross profit of 5.71B and revenue of 6.67B. Therefore, the gross margin over that period was 85.6%.

BIIB - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on May 2025, Biogen Inc. reported a gross profit of 1.80B and revenue of 2.43B. Therefore, the gross margin over that period was 74.1%.

GILD - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on May 2025, Gilead Sciences, Inc. reported an operating income of 3.15B and revenue of 6.67B, resulting in an operating margin of 47.2%.

BIIB - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on May 2025, Biogen Inc. reported an operating income of 625.20M and revenue of 2.43B, resulting in an operating margin of 25.7%.

GILD - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on May 2025, Gilead Sciences, Inc. reported a net income of 1.32B and revenue of 6.67B, resulting in a net margin of 19.7%.

BIIB - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on May 2025, Biogen Inc. reported a net income of 240.50M and revenue of 2.43B, resulting in a net margin of 9.9%.