Pfizer Inc Stock 10 Year History

| November 10, 2018

If you want to invest in stocks and be successful, you have to do your analysis. To help your analysis, this report gives you various insights from past 10-year performance of Pfizer Inc (PFE) stock in NYSE exchange.


After reading this report, you will know the average annual return of Pfizer Inc (PFE) stock and the performance compared to broader market indices. Additionally, you will see the relative performance against similar stocks.

This report has 4 sections that will help you gain valuable insights regarding Pfizer Inc (PFE) stock's past 10-year history.

Note: We will update this report at most every month or at least every quarter (there can be exceptions). The data range used to generate this report is between 2008-10-17 and 2018-10-15.

Below is a table of contents to help you navigate between the sections.

  1. PFE Stock's Price Graph & Average Annual Return
  2. How Pfizer Inc (PFE) Stock Performed Against The Entire Stock Market
  3. 10 Biggest One-Day Gains
  4. 10 Biggest One-Day Losses

1 PFE Stock's Price Graph & Average Annual Return

PFE 10-Year Price Chart:

Below is a graph showing closing prices of Pfizer Inc (PFE) for the past 10 years. The below chart uses adjusted close instead of market close prices. (Adjusted close factors in corporate or institutional level actions outside the market.)

10 Year Price Chart Pfizer Inc (PFE)

Average Annual Return:

Assume you had invested in PFE stock on 2008-10-17. Assume you had remained invested for 10 years through 2018-10-15. Then the average annual return can be calculated using the formula shown below.

R = 100 x [(EP/SP)^1/10 - 1]where,
EP - PFE price at 2018-10-15 = 43.12
SP - PFE price at 2008-10-17 = 11.3827
and R stands for the annual return.

If we substitute the values, we will be able to find the R-value as follows.
R = 100 x [(43.12/11.3827)1/10 - 1]
= 14.25 %

The (above) calculated return corresponds to the past 10-year history of Pfizer Inc (PFE). If you want to know the returns for the ongoing year (2018) visit the, 2018 performance report of PFE stock.


  1. We haven't factored in the dividends (if any) in the above calculation.
  2. We have used geometric mean to calculate the average annual return.

An Interesting Question:

If you had invested 1000$ in PFE 10 years ago, how much your investment would have grown by now?

We just found the annual return to be 14.25% Higher%. Therefore, your investment now would be 3789.33$.

2 How Pfizer Inc (PFE) Stock Performed Against The Entire Stock Market

You should not evaluate a stock in isolation. Rather, you will benefit more if you assess the performance against broad indices and similar stocks.

This section compares how PFE performed relative to the NYSE composite index. (You can think of NYSE composite index as a reflection of the entire stock market.)

Below graph compares 10-Year returns of Pfizer Inc (PFE) vs NYSE composite. The blue line represents PFE stock while red represents the NYSE composite. Both the lines represent the percentage changes in the respective prices over time.Performance of Pfizer Inc (PFE) Stock Against NYSE composite Index

Company Name10- Year Return (%)
Pfizer Inc (PFE)14.25%
NYSE (NYA)7.6%

Thus, Pfizer Inc (PFE) has returned 88% Higher compared to NYSE composite.

3 10 Biggest One-Day Gains

Knowing biggest one-day gains helps one to visualize the volatility of a stock. These days usually reflect a high volume of buying due to factors like good earnings.

Below table shows 10 biggest one-day gains of Pfizer Inc (PFE) stock. The table also lists the dates to help you analyze what could have triggered the price movement.

10 Biggest One-Day Gains Pfizer Inc (PFE)

For analyzing trends, some investors give more importance to gains and losses over a 52 week period than longer durations like 10 years. If you also think so, have a look at the 52 weeks report for PFE.

4 10 Biggest One-Day Losses

Let us now see 10 biggest one-day losses of Pfizer Inc (PFE) stock.

Note: Generally, losses test investor emotions. Many sell at the wrong time due to fear of loss. These are days when investors would have lost most.

10 Biggest One-Day Losses Pfizer Inc (PFE)


Hopefully, the above report helps you learn about the past ten-year performance of Pfizer Inc (PFE) shares. Kindly use the comments sections below to suggest corrections or improvements to the report.

Recommended Reading: Some investors prefer dividend paying companies. If you are one, have a look at the PFE dividend history.


We have validated the data to the best of our knowledge. If you find data inaccuracies kindly let us know using the contact form so that we can act promptly.

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